urn string | text string | type string | firstName string | lastName string | numImpressions int64 | numViews int64 | numReactions int64 | numComments int64 | numShares int64 | numVotes int64 | numEngagementRate float64 | hashtags string | createdAt (TZ=America/Los_Angeles) string | link string |
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urn:li:activity:7437904645592862720 | "๐ ๐ฅ๐ฐ๐ฏ'๐ต ๐ฌ๐ฏ๐ฐ๐ธ ๐ฉ๐ฐ๐ธ ๐ข๐ฏ๐บ ๐ฐ๐ง ๐ต๐ฉ๐ช๐ด ๐ธ๐ฐ๐ณ๐ฌ๐ด"
Our lead data scientist had created a service to support multi-modal embedding and retrieval from a vector database and a host of other functionality we needed for classifying and analyzing videos.
This was a greenfield project with an aggressive timeline.
He was the first person to introduce me to Opus. He's what I consider an AI expert with deep mathematical expertise and a PhD.
Still, there was no way a human could possibly understand the amount of code that Claude produced.
Not because it was bad.
Just because there was so much of it.
At one point he mentioned ๐ถ๐ ๐๐ผ๐๐น๐ฑ ๐ฝ๐ฟ๐ผ๐ฏ๐ฎ๐ฏ๐น๐ ๐๐ฎ๐ธ๐ฒ ๐๐ฒ๐ฒ๐ธ๐ ๐๐ผ ๐ณ๐๐น๐น๐ ๐๐ป๐ฑ๐ฒ๐ฟ๐๐๐ฎ๐ป๐ฑ ๐๐ต๐ฒ ๐ฐ๐ผ๐ฑ๐ฒ ๐ฎ๐ป๐ฑ ๐ฎ๐น๐น ๐๐ต๐ฒ ๐ฒ๐ฑ๐ด๐ฒ ๐ฐ๐ฎ๐๐ฒ๐ ๐ฎ๐ป๐ฑ ๐ฑ๐ฒ๐๐ฒ๐น๐ผ๐ฝ ๐ฎ ๐๐๐ฟ๐ผ๐ป๐ด ๐๐ฒ๐๐ ๐๐๐ถ๐๐ฒ.
And that got me thinking.
๐๐จ ๐๐๐๐-๐ก๐๐ซ๐๐ก ๐ช๐ฃ๐๐๐ง๐จ๐ฉ๐๐ฃ๐๐๐ฃ๐ ๐๐ฃ๐ค๐ช๐๐?
In some ways, yes. Developers work on systems we didnโt build MOST of the time. Understanding the architecture and intent is usually enough to move things forward.
But eventually someone needs to know where the bodies are buried.
Code breaks. Edge cases appear. Systems evolve.
And when that happens, someone has to understand the service deeply enough to debug it.
Which makes me wonder:
๐๐ณ๐ฆ ๐ธ๐ฆ ๐ข๐ค๐ต๐ถ๐ข๐ญ๐ญ๐บ ๐ฃ๐ฆ๐ค๐ฐ๐ฎ๐ช๐ฏ๐จ ๐ฎ๐ฐ๐ณ๐ฆ ๐ฑ๐ณ๐ฐ๐ฅ๐ถ๐ค๐ต๐ช๐ท๐ฆโฆ
๐๐ณ ๐ข๐ณ๐ฆ ๐ธ๐ฆ ๐ซ๐ถ๐ด๐ต ๐ฌ๐ช๐ค๐ฌ๐ช๐ฏ๐จ ๐ต๐ฉ๐ฆ ๐ค๐ข๐ฏ ๐ฅ๐ฐ๐ธ๐ฏ ๐ต๐ฉ๐ฆ ๐ณ๐ฐ๐ข๐ฅ?
Shipping faster now, while pushing the real understanding cost into the future. | TEXT | Brian | Jenney | 641 | 0 | 9 | 2 | 1 | 0 | 0.018721 | null | 2026-03-12 09:57:37 | https://www.linkedin.com/feed/update/urn:li:activity:7437904645592862720 |
urn:li:activity:7437535914496765952 | You donโt need to learn how to code anymore.
All you need to learn is:
โข How to use Git
โข How deployment works
โข Lambdas vs EC2
โข AWS vs GCP vs Vercel
โข SQL vs NoSQL databases
โข Foreign key relationships
โข Indexes and query performance
โข LEFT JOIN vs INNER JOIN
โข Caching
โข Environment variables
โข Authentication flows
โข Debugging production issues
โข CI/CD pipelines
โฆand then you just tell the AI what code to write.
Itโs just that simple. | TEXT | Brian | Jenney | 12,346 | 0 | 94 | 18 | 2 | 0 | 0.009234 | null | 2026-03-11 09:32:24 | https://www.linkedin.com/feed/update/urn:li:activity:7437535914496765952 |
urn:li:activity:7437531279597735936 | The story is deeper than the headline.
At least one Stanford economist calculated a productivity increase of 2.7% compared to this time last year.
Others see modest gains.
The 6,000 CEOs who were surveyed have seen basically little to no impact in their own orgs.
Either way - this isn't the dystopian reality we were promised.
Don't worry - it's just 12 months away ๐ | IMAGE | Brian | Jenney | 1,568 | 0 | 7 | 5 | 2 | 0 | 0.008929 | null | 2026-03-11 09:13:59 | https://www.linkedin.com/feed/update/urn:li:activity:7437531279597735936 |
urn:li:activity:7437183039337803776 | Outside of being a software developer, I also run a small business.
Here's where I use AI and where I absolutely do NOT.
โ
๐จ๐ฝ๐ฑ๐ฎ๐๐ถ๐ป๐ด ๐ฐ๐๐ฟ๐ฟ๐ถ๐ฐ๐๐น๐๐บ - tedious updates are now trivial. This has saved me hundreds of hours
โ
๐๐ฎ๐ป๐ฑ๐ถ๐ป๐ด ๐ฝ๐ฎ๐ด๐ฒ๐ - I do not have a design eye. A landing page is a great target for Claude to create on its own (like this one: https://parsity.io/ai-dev)
โ
๐๐ผ๐ป๐๐ฒ๐ป๐ - I built a clone of myself, with access to thousands of examples of my writing (including this post) that helps me brainstorm and create articles/posts/transcripts
Hอeอrอeอ'อsอ อwอhอeอrอeอ อIอ อaอvอoอiอdอ อAอIอ:อ
โ ๐ฆ๐๐๐ฑ๐ฒ๐ป๐ ๐ณ๐ฒ๐ฒ๐ฑ๐ฏ๐ฎ๐ฐ๐ธ - yeah, I could create a tool to do this but it seems cold and the error rate is too high. Human mentorship is our secret sauce. I cannot imagine automating this.
โ ๐ฃ๐ฟ๐ผ๐๐ฝ๐ฒ๐ฐ๐๐ถ๐ป๐ด - first off, LinkedIn will ban your ass if they catch you automating your messages. I also straight up don't trust an agent to hold a reasonable convo with a potential customer. We've seen massive companies fail spectacularly with this. I'm not going to beat them.
โ ๐๐บ๐ฎ๐ถ๐น๐ - I played with the idea of having an agent read through my inbox and reply to emails. Again - the potential for error is just too high. We aren't drowning in emails either. The juice just isn't worth the squeeze.
I'll continue to look for areas we can squeeze out productivity without sacrificing quality or our human touch.
If you're a business owner, I'm curious where you're finding the most value when it comes to AI. | TEXT | Brian | Jenney | 4,876 | 0 | 21 | 3 | 0 | 0 | 0.004922 | null | 2026-03-10 10:10:12 | https://www.linkedin.com/feed/update/urn:li:activity:7437183039337803776 |
urn:li:activity:7436803318062149632 | 250 applications and barely an interview.
Bryan Peterson experienced what I hear from a lot of developers on the job hunt nowadays.
He updated his strategy and has had 16 interviews from 58 applications.
๐คฏ
I met Bryan in Reno, NV last year and I saw the proof.
We sat down to chat about technical interviews, surprising ways he's failed and succeeded in the job search and a few mental shifts that can save your sanity when it feels like you're sending applications out into the void.
https://lnkd.in/gmwc7ikU | ARTICLE | Brian | Jenney | 2,818 | 0 | 19 | 2 | 0 | 0 | 0.007452 | null | 2026-03-09 09:01:20 | https://www.linkedin.com/feed/update/urn:li:activity:7436803318062149632 |
urn:li:activity:7436171946171498496 | Last night I was riding through San Francisco in a Waymo with Alex Lau (author of Keep Calm, Code On), passing giant AI billboards promising to automate us out of jobs.
Naturally the conversation turned to the future of software engineers.
Neither of us claims to know the answer. But one thing is clear: the job is changing faster than most people realize.
Iโve started noticing a few predictable levels of AI leverage developers move through. Most people are stuck at level one.
The interesting opportunities are in the levels beyond that.
Hereโs what those look like. | ARTICLE | Brian | Jenney | 2,533 | 0 | 15 | 2 | 0 | 0 | 0.006711 | null | 2026-03-07 14:12:29 | https://www.linkedin.com/feed/update/urn:li:activity:7436171946171498496 |
urn:li:activity:7435392216933482496 | I was demoing an AI agent (๐ณ๐ฆ๐ข๐ญ๐ญ๐บ ๐ข ๐ธ๐ฐ๐ณ๐ฌ๐ง๐ญ๐ฐ๐ธ ๐ฃ๐ถ๐ต, ๐ต๐ฐ๐ฎ๐ข๐ต๐ฐ ๐ต๐ฐ๐ฎ๐ข๐ต๐ฐ) โ that broke at the worst possible time.
Our CEO asked it to find influencers in our database that charged less than $1000 per post.
No results.
I had tried this scenario so many times before demo day.
What happened?!
When I inspected the logs, I saw our agent was sometimes parsing 1K as $1 or $10 instead of $1000 ๐
So the agent searched the database and confidently concluded:
๐ค โ๐๐ฐ ๐ช๐ฏ๐ง๐ญ๐ถ๐ฆ๐ฏ๐ค๐ฆ๐ณ๐ด ๐ง๐ฐ๐ถ๐ฏ๐ฅ.โ
A tiny interpretation mistake that completely broke the outcome.
This is something Iโve noticed a lot building AI agents:
They fail in subtle, unexpected ways like unit conversions, formatting quirks and edge cases you don't think about.
In our case, the fix wasnโt fancy.
We added a regex parser to extract the price and compare it against what the AI produced. LLM observability tools like Langsmith allowed us to track these differences and determine if tweaks to our system prompt improved accuracy.
Not sexy.
But itโs a good reminder that when building agents, a lot of the work is anticipating the weird ways they might be ๐ข๐ญ๐ฎ๐ฐ๐ด๐ต right. | TEXT | Brian | Jenney | 937 | 0 | 14 | 9 | 1 | 0 | 0.025614 | null | 2026-03-05 10:34:07 | https://www.linkedin.com/feed/update/urn:li:activity:7435392216933482496 |
urn:li:activity:7435022923012128768 | ๐ฌ๐ผ๐ ๐ฑ๐ผ๐ปโ๐ ๐ป๐ฒ๐ฒ๐ฑ ๐ฎ๐ป ๐๐ ๐ฎ๐ด๐ฒ๐ป๐.
You need a workflow.
Most teams asking for an โagentโ really want something like this:
๐๐๐๐ ๐๐๐๐๐๐๐ โ ๐๐๐๐๐๐๐๐ข ๐๐๐๐๐๐ โ ๐๐๐๐๐ ๐๐ ๐๐๐ ๐๐๐๐๐ ๐๐๐๐ โ ๐๐๐๐๐๐ ๐๐๐ ๐๐๐๐๐๐.
Thatโs a ๐๐๐ฟ๐๐ฐ๐๐๐ฟ๐ฒ๐ฑ ๐๐ผ๐ฟ๐ธ๐ณ๐น๐ผ๐.
Anthropic knows this.
LangGraph knows this too.
โAgentsโ get all the publicity but workflows get shipped.
One of the simplest ways to build this is with the ๐ฟ๐ผ๐๐๐ฒ๐ฟ ๐ฝ๐ฎ๐๐๐ฒ๐ฟ๐ป โ where an LLM looks at a request and decides which path your system should take (search, API call, database query, etc).
Simple.
Predictable.
๐๐ค๐ช ๐๐๐ฃ ๐๐ง๐๐ ๐ ๐จ๐ข๐๐ก๐ก ๐ฅ๐ง๐ค๐๐๐๐ฉ ๐ฉ๐ค ๐๐ค๐ง๐๐ ๐ฎ๐ค๐ช๐ง ๐ช๐ฃ๐๐๐ง๐จ๐ฉ๐๐ฃ๐๐๐ฃ๐: https://lnkd.in/gz2Q9hSf | TEXT | Brian | Jenney | 798 | 0 | 14 | 3 | 0 | 0 | 0.021303 | null | 2026-03-04 10:06:40 | https://www.linkedin.com/feed/update/urn:li:activity:7435022923012128768 |
urn:li:activity:7435012931534077952 | Everybody loves to hate LinkedIn.
โ๐๐ตโ๐ด ๐ค๐ณ๐ช๐ฏ๐จ๐ฆ.โ
โ๐๐ตโ๐ด ๐ข๐ญ๐ญ ๐๐ ๐ด๐ญ๐ฐ๐ฑ.โ
โ๐โ๐ฎ ๐ฏ๐ฐ๐ต ๐ฑ๐ฐ๐ด๐ต๐ช๐ฏ๐จ.โ
Cool. But if your goal is a software engineering job, you donโt get to opt out... yet.
LinkedIn isnโt for your friends or your family. Itโs for recruiters. And recruiters donโt want to take a chance on you.
So your job is simple: ๐ฑ๐ฒ-๐ฟ๐ถ๐๐ธ ๐๐ผ๐๐ฟ๐๐ฒ๐น๐ณ and leave evidence you can actually do the work.
A few of the lowest-hanging fixes I see constantly (especially with junior devs):
โข ๐ฆ๐๐ผ๐ฝ ๐ฐ๐ฎ๐น๐น๐ถ๐ป๐ด ๐๐ผ๐๐ฟ๐๐ฒ๐น๐ณ โ๐ท๐๐ป๐ถ๐ผ๐ฟโ or โaspiring.โ Youโre a developer.
โข ๐จ๐๐ฒ ๐๐๐ฟ๐ผ๐ป๐ด ๐น๐ฎ๐ป๐ด๐๐ฎ๐ด๐ฒ: ๐ฃ๐ถ๐ช๐ญ๐ต, ๐ด๐ฉ๐ช๐ฑ๐ฑ๐ฆ๐ฅ, ๐ญ๐ฆ๐ฅ, ๐ช๐ฎ๐ฑ๐ณ๐ฐ๐ท๐ฆ๐ฅ ๐ ๐ฃ๐บ ๐ โ not vague โworked on a team.โ
โข ๐๐ฒ๐ฎ๐ฑ ๐๐ถ๐๐ต ๐ฟ๐ฒ๐น๐ฒ๐๐ฎ๐ป๐ ๐ฒ๐
๐ฝ๐ฒ๐ฟ๐ถ๐ฒ๐ป๐ฐ๐ฒ (projects, freelance, volunteer) so you donโt look like a career pivot with zero proof.
I broke all of this down, plus a simple strategy for getting more inbound opportunities without living on LinkedIn in this latest episode of Develop Yourself:
https://lnkd.in/gvrnv9HC
๐๐ - ๐บ๐ฐ๐ถ ๐ญ๐ช๐ฌ๐ฆ ๐ต๐ฉ๐ฆ ๐ฏ๐ฆ๐ธ ๐ท๐ช๐ฅ๐ฆ๐ฐ ๐ง๐ฐ๐ณ๐ฎ๐ข๐ต? | ARTICLE | Brian | Jenney | 4,469 | 0 | 46 | 18 | 1 | 0 | 0.014545 | null | 2026-03-04 09:26:58 | https://www.linkedin.com/feed/update/urn:li:activity:7435012931534077952 |
urn:li:activity:7434651315332444160 | It's honestly kinda wild how much coding you still need to know if you want to Vibe Code an app and have no technical background.
I wrote this article for non-devs who are interested in launching an app but don't want to learn to code. | ARTICLE | Brian | Jenney | 1,734 | 0 | 16 | 1 | 1 | 0 | 0.010381 | null | 2026-03-03 09:30:02 | https://www.linkedin.com/feed/update/urn:li:activity:7434651315332444160 |
urn:li:activity:7434648156744740864 | I'm a software developer and I own a small business. I'm not replacing a single person with AI.
Parsity has had a thin staff of mentors and an assistant for years. Most of our processes were automated since before I took over and well before anyone knew what Claude was.
I don't see a world where I have an AI assistant reaching out to prospective students, writing our weekly newsletter, grading work or "mentoring" people.
I'm not trying to take some moral high ground here either.
Parsity depends on humans to instruct, mentor and create curriculum. Believe it or not, but humans typically want to interact with... other humans!
Shaving away people to save money while delivering an inferior experience makes 0 sense to me. | TEXT | Brian | Jenney | 5,025 | 0 | 88 | 18 | 1 | 0 | 0.021294 | null | 2026-03-03 09:17:29 | https://www.linkedin.com/feed/update/urn:li:activity:7434648156744740864 |
urn:li:activity:7434284544440147968 | While non-coders are busy arguing about whether or not AI replaces coders, consider learning these skills:
1. RAG
2. AI agent patterns
3. LLM ops
4. Testing and eval strategies for models
There is a major opportunity a few layers beneath learning how to use Claude better.
https://lnkd.in/gsNyXZkN | ARTICLE | Brian | Jenney | 1,740 | 0 | 25 | 0 | 0 | 0 | 0.014368 | null | 2026-03-02 09:12:37 | https://www.linkedin.com/feed/update/urn:li:activity:7434284544440147968 |
urn:li:activity:7433233332756193280 | I was writing an article to help Vibe Coders ship something.
It was immediately clear how much technical knowledge you still need to have outside coding to actually launch:
โข IDE set up
โข Cloud deployment
โข e2e tests (if you want to avoid regressions or bugs)
โข Github
โข Debugging
Anything I missed? | TEXT | Brian | Jenney | 1,240 | 0 | 19 | 6 | 0 | 0 | 0.020161 | null | 2026-02-27 11:35:29 | https://www.linkedin.com/feed/update/urn:li:activity:7433233332756193280 |
urn:li:activity:7433198293301723136 | This might lose me some business, but it needs to be said:
You can't stack AI skills on top of shaky software skills.
Before you join a program like https://parsity.io/ai-dev and dive into agents, RAG, or fine-tuning, you need real coding basics.
Do this first:
โข ๐๐ฒ๐ ๐ฐ๐ผ๐บ๐ณ๐ผ๐ฟ๐๐ฎ๐ฏ๐น๐ฒ ๐๐ถ๐๐ต ๐ณ๐๐ป๐ฑ๐ฎ๐บ๐ฒ๐ป๐๐ฎ๐น๐: APIs, common design patterns and building and deploying full stack apps
โข ๐จ๐ป๐ฑ๐ฒ๐ฟ๐๐๐ฎ๐ป๐ฑ ๐๐ต๐ฒ ๐ฒ๐๐๐ฒ๐ป๐๐ถ๐ฎ๐น ๐๐ ๐ฝ๐ฟ๐ถ๐บ๐ถ๐๐ถ๐๐ฒ๐: Tokens, embeddings, context windows. If those concepts feel fuzzy, everything advanced will feel like magic.
Hereโs the truth:
AI engineering isnโt a shortcut. Itโs software development with more moving parts and a rule book that is still being written.
If you donโt have a solid foundation you'll be building on a house of cards. | TEXT | Brian | Jenney | 2,172 | 0 | 37 | 3 | 1 | 0 | 0.018877 | null | 2026-02-27 09:16:15 | https://www.linkedin.com/feed/update/urn:li:activity:7433198293301723136 |
urn:li:activity:7432813999882293248 | Before I was a software developer, I was a [redacted for legal reasons].
But before that, I honestly wanted to be a writer.
Kinda still do.
It's one of the many reasons I write so much.
If you've been connected to me for a while, you also know I don't do sponsorships. Not because I have some moral stance on sponsorships, it's just that I have my own business that I shamelessly promote.
Educative is a product I actually like, have paid for and used heavily when I first started studying for interviews.
The thing that stands out about their platform is that it's text-first.
I prefer text to video 9 times out of ten. Easier to digest == quicker to understand.
They just published a short article I wrote about interviews in the AI era. I predict that your next interview is more likely to look like one I did recently than whatever you've seen in the past... | SHARE | Brian | Jenney | 3,356 | 0 | 21 | 4 | 0 | 0 | 0.007449 | null | 2026-02-26 07:49:12 | https://www.linkedin.com/feed/update/urn:li:activity:7432813999882293248 |
urn:li:activity:7432571818332368896 | Thereโs a massive digital divide that is only getting wider - especially in cities like Oakland.
When I bumped into Adamaka Ajaelo a few weeks ago in Oakland, CA I learned more about how sheโs helping bridge that gap with Self-eSTEM.
Adamaka has a highly technical background and teaches practical skills to youth and adults.
Give her a follow if you fancy. | IMAGE | Brian | Jenney | 1,166 | 0 | 24 | 2 | 0 | 0 | 0.022298 | null | 2026-02-25 15:46:51 | https://www.linkedin.com/feed/update/urn:li:activity:7432571818332368896 |
urn:li:activity:7432271273872904192 | "๐๐ฆ๐ญ๐ฑ! ๐๐ฆ ๐จ๐ข๐ท๐ฆ ๐ข๐ฏ ๐๐ ๐ข๐จ๐ฆ๐ฏ๐ต ๐ข๐ค๐ค๐ฆ๐ด๐ด ๐ต๐ฐ ๐ฐ๐ถ๐ณ ๐ฆ๐ฏ๐ต๐ช๐ณ๐ฆ ๐ฅ๐ข๐ต๐ข๐ฃ๐ข๐ด๐ฆ ๐ข๐ฏ๐ฅ ๐ด๐ฐ๐ฎ๐ฆ๐ฐ๐ฏ๐ฆ ๐ฐ๐ฏ ๐ฐ๐ถ๐ณ ๐ต๐ฆ๐ข๐ฎ ๐ซ๐ถ๐ด๐ต ๐ฅ๐ฆ๐ญ๐ฆ๐ต๐ฆ๐ฅ ๐ข๐ญ๐ญ ๐ฐ๐ถ๐ณ ๐ถ๐ด๐ฆ๐ณ๐ด ๐ฃ๐บ ๐ข๐ค๐ค๐ช๐ฅ๐ฆ๐ฏ๐ต!"
Weโre going to save this fictional (or not-so-fictional) company in a live event and learn how using human-in-the-loop could have prevented this mess.
If youโre curious about how to build AI agents in a practical way, you should join.
If you donโt see a problem with giving AI tools total access to your data, then maybe this isnโt the event for you ๐
| EVENT | Brian | Jenney | 902 | 0 | 17 | 3 | 5 | 0 | 0.027716 | null | 2026-02-24 19:52:36 | https://www.linkedin.com/feed/update/urn:li:activity:7432271273872904192 |
urn:li:activity:7432116119768834048 | Did you know you can run Python in your NextJS app?
I was so jealous when Ali Cagatay showed me his capstone project from Parsity's AI Accelerator program which included downloading the transcripts from popular YouTuber's so a user could "talk" with them through a chat interface.
The library he was using is only available in Python.
๐ข
Turns out, NextJS now supports Python runtime. I have API routes in both Typescript and Python. I'm sure this irks many of you...
A cron job in Python scrapes my most recent videos, chunks up the transcript and stores it in a vector database for easy searching and retrieval to help generate more content that sounds like me.
I can't wait to see what people build in the next cohort that I can steal ๐
| IMAGE | Brian | Jenney | 926 | 0 | 13 | 2 | 0 | 0 | 0.016199 | null | 2026-02-24 09:36:04 | https://www.linkedin.com/feed/update/urn:li:activity:7432116119768834048 |
urn:li:activity:7431750092530860032 | Cheating in interviews is rampant.
It's gotten so bad that there's a cottage industry dedicated to preventing cheaters and detecting AI usage.
Fardeen Khimani ๐ has a different approach:
- no Leetcode
- unlimited AI usage
- no marathon interview rounds
- faster hiring based on challenges that reflect the actual work
He has some pretty spicy takes on cheating with AI, the death of the whiteboard interview and why most companies are behind the times with their process.
https://lnkd.in/gmZXcGdy | ARTICLE | Brian | Jenney | 8,083 | 0 | 48 | 7 | 5 | 0 | 0.007423 | null | 2026-02-23 09:21:37 | https://www.linkedin.com/feed/update/urn:li:activity:7431750092530860032 |
urn:li:activity:7431744752867254273 | If youโre a web developer, youโre not far from AI engineering.
But the shift isnโt (just) about using Claude better.
Hereโs a practical roadmap.
๐ญ. ๐๐ฃ๐-๐๐ถ๐ฟ๐๐ ๐๐ ๐๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐บ๐ฒ๐ป๐
Start calling models via API.
Learn how to structure prompts programmatically, manage context windows, constrain outputs, and control behavior through parameters.
The real skill isnโt โprompting.โ
Itโs designing the inputs so the model has the right information at the right time.
๐๐ผ๐ ๐๐ผ ๐๐๐ฎ๐ฟ๐:
Call LLMs directly via API. Experiment with system messages, structured prompts, output schemas, temperature, and response formats inside real applications.
๐ฎ. ๐๐๐ ๐๐ผ๐๐ป๐ฑ๐ฎ๐๐ถ๐ผ๐ป๐ (๐๐ฒ๐๐ฒ๐น๐ผ๐ฝ ๐๐ป๐๐๐ถ๐๐ถ๐ผ๐ป)
You donโt need deep math, but you do need a mental model.
Understand, at a high level, how transformers, embeddings, attention, and feed-forward layers work. This sharpens your intuition about what models can and canโt do and helps you avoid hype-cycle nonsense.
๐๐ผ๐ ๐๐ผ ๐๐๐ฎ๐ฟ๐:
Build a tiny language model in Python with PyTorch. Or watch 3Blue1Brownโs transformer series and the first few episodes of his linear algebra series.
๐ฏ. ๐๐ด๐ฒ๐ป๐๐, ๐ช๐ผ๐ฟ๐ธ๐ณ๐น๐ผ๐๐ & ๐ง๐ผ๐ผ๐น ๐๐ฎ๐น๐น๐ถ๐ป๐ด
Learn the difference between deterministic workflows and autonomous agents. Study patterns like ReAct, human-in-the-loop systems, orchestrator patterns, and tool calling โ and when each makes sense.
More autonomy isnโt always better. Reliability is a design decision.
https://lnkd.in/gz2Q9hSf
๐๐ผ๐ ๐๐ผ ๐๐๐ฎ๐ฟ๐:
Build a small agent that uses tools. Then refactor it into a structured workflow and compare reliability and control.
๐ฐ. ๐ฅ๐ฒ๐๐ฟ๐ถ๐ฒ๐๐ฎ๐น-๐๐๐ด๐บ๐ฒ๐ป๐๐ฒ๐ฑ ๐๐ฒ๐ป๐ฒ๐ฟ๐ฎ๐๐ถ๐ผ๐ป (๐ฅ๐๐)
Most real AI products leverage retrieval systems.
Learn how to chunk documents, generate embeddings, and design retrieval pipelines for internal knowledge, semantic search, and context-aware applications.
๐๐ผ๐ ๐๐ผ ๐๐๐ฎ๐ฟ๐:
Build a simple RAG pipeline on your own documentation or notes.
https://lnkd.in/d6Pzfcg6
๐ฑ. ๐๐๐ ๐ข๐ฝ๐ (๐๐๐ฎ๐น๐ & ๐ข๐ฏ๐๐ฒ๐ฟ๐๐ฎ๐ฏ๐ถ๐น๐ถ๐๐)
AI systems donโt fail loudly โ they drift. (๐๐ฆ๐ฎ๐ฆ๐ฎ๐ฃ๐ฆ๐ณ ๐ต๐ฉ๐ฆ ๐ฅ๐ช๐ง๐ง๐ฆ๐ณ๐ฆ๐ฏ๐ค๐ฆ ๐ฃ๐ฆ๐ต๐ธ๐ฆ๐ฆ๐ฏ ๐๐๐-4 ๐ข๐ฏ๐ฅ 5?)
You need testing strategies, evaluation datasets, and observability to understand performance over time.
๐๐ผ๐ ๐๐ผ ๐๐๐ฎ๐ฟ๐:
Create a test suite for the agents you built earlier. Add tools like Helicone or LangSmith to introduce observability and structured evaluation.
๐ง๐ต๐ถ๐ ๐ถ๐ ๐๐ต๐ฒ ๐๐ต๐ถ๐ณ๐ ๐ณ๐ฟ๐ผ๐บ ๐๐๐ฒ๐ฟ ๐๐ผ ๐ฏ๐๐ถ๐น๐ฑ๐ฒ๐ฟ. | TEXT | Brian | Jenney | 1,558 | 0 | 27 | 2 | 2 | 0 | 0.019897 | null | 2026-02-23 09:00:24 | https://www.linkedin.com/feed/update/urn:li:activity:7431744752867254273 |
urn:li:activity:7431022202671677440 | What software developers can learn from an insecure fictional character from the 19th century.
And why itโs especially relevant in the AI hype cycle. | ARTICLE | Brian | Jenney | 1,761 | 0 | 15 | 2 | 0 | 0 | 0.009654 | null | 2026-02-21 09:09:14 | https://www.linkedin.com/feed/update/urn:li:activity:7431022202671677440 |
urn:li:activity:7430302390148485120 | In 2024, I remember sitting in the office, nervous what the CEO might think of me using ChatGPT to write some code.
Maybe he'd re-consider if I was the right fit? That I wasn't a "real" programmer.
In less than 2 years the tables have completely flipped.
If you're NOT using AI coding tools nowadays, it's a bright red flag for most(?) companies.
Your next interview is likely to reflect this new reality.
I break down a recent coding interview that allowed AI tools... and how that didn't make it any easier: https://lnkd.in/gnDt3i7q | ARTICLE | Brian | Jenney | 5,636 | 0 | 21 | 1 | 1 | 0 | 0.004081 | null | 2026-02-19 09:28:58 | https://www.linkedin.com/feed/update/urn:li:activity:7430302390148485120 |
urn:li:activity:7429932716353208320 | When I built the curriculum and homework for Parsity's AI Cohort, I didn't do it on vibes.
I took a mix of what I learned working at 2 different AI startups as a full stack developer and the skills I keep seeing in the market.
It's the reason I decided against MCP, heavy math and a diving deeper into fine-tuning.
I stand by my decision to keep the codebase in Typescript, for now. The concepts translate easily across stacks and the amount of material out there for TS devs when it comes to AI is shockingly low.
๐ง๐ต๐ฒ ๐ด๐ผ๐ฎ๐น ๐ถ๐ ๐ฝ๐ฟ๐ฒ๐๐๐ ๐๐ถ๐บ๐ฝ๐น๐ฒ: make you the goto person in your organization when it comes to AI integration OR help you transition into an full stack AI engineer role.
You can apply here: https://parsity.io/ai-dev | IMAGE | Brian | Jenney | 1,123 | 0 | 16 | 0 | 0 | 0 | 0.014248 | null | 2026-02-18 09:00:01 | https://www.linkedin.com/feed/update/urn:li:activity:7429932716353208320 |
urn:li:activity:7429574081773166592 | Itโs not just you.
Expectations around software delivery have gotten unhinged.
For years we said, โ๐๐ฏ๐บ๐ฐ๐ฏ๐ฆ ๐ค๐ข๐ฏ ๐ญ๐ฆ๐ข๐ณ๐ฏ ๐ต๐ฐ ๐ค๐ฐ๐ฅ๐ฆ.โ
Now anyone can generate code.
For better or for worse.
๐๐จ๐ง, generating code isnโt the same as building software.
A feature that works on localhost isnโt production-ready.
When non-technical leaders can ship something that "works," it creates the illusion that software development was always just typing.
You might be dealing with:
โข Eroded trust ("๐๐ถ๐ต ๐ช๐ต ๐ธ๐ฐ๐ณ๐ฌ๐ฆ๐ฅ ๐ธ๐ฉ๐ฆ๐ฏ ๐ ๐ณ๐ข๐ฏ ๐ช๐ต ๐ญ๐ฐ๐ค๐ข๐ญ๐ญ๐บ.")
โข Inflated expectations ("๐ ๐ฃ๐ถ๐ช๐ญ๐ต ๐ต๐ฉ๐ช๐ด ๐ช๐ฏ ๐ข ๐ธ๐ฆ๐ฆ๐ฌ๐ฆ๐ฏ๐ฅ ๐ง๐ณ๐ฐ๐ฎ ๐ด๐ค๐ณ๐ข๐ต๐ค๐ฉ!")
โข The belief that typing speed was the bottleneck all along.
I think there's also a lot of opportunity in this odd stage we're in.
If you take the time to articulate why that "simple service" requires tests, additional infra and a rollback strategy - then you can position yourself as a leader on the team.
Obviously, your mileage will vary.
๐๐๐๐จ ๐ฌ๐๐๐ ๐๐ฃ๐, ๐'๐ก๐ก ๐๐ ๐ฌ๐ง๐๐ฉ๐๐ฃ๐ ๐๐๐ค๐ช๐ฉ ๐๐ค๐ฌ ๐ฎ๐ค๐ช ๐๐๐ฃ ๐๐๐ฉ ๐ฎ๐ค๐ช๐ง ๐พ๐ฎ๐ง๐๐ฃ๐ค ๐ฟ๐ ๐ฝ๐๐ง๐๐๐ง๐๐ ๐ข๐ค๐ข๐๐ฃ๐ฉ ๐๐จ ๐ ๐๐๐ซ๐๐ก๐ค๐ฅ๐๐ง ๐๐ฃ ๐ฉ๐๐ ๐ผ๐ ๐๐ง๐ ๐๐ฃ๐ ๐ฌ๐๐ฎ ๐ฉ๐๐๐จ ๐ค๐ฅ๐ฅ๐ค๐ง๐ฉ๐ช๐ฃ๐๐ฉ๐ฎ ๐ฌ๐ค๐ฃ'๐ฉ ๐ก๐๐จ๐ฉ. https://lnkd.in/gmEZY7K8 | TEXT | Brian | Jenney | 1,763 | 0 | 21 | 5 | 0 | 0 | 0.014748 | null | 2026-02-17 09:14:55 | https://www.linkedin.com/feed/update/urn:li:activity:7429574081773166592 |
urn:li:activity:7429199815932071937 | Hiring is obviously broken.
To make it worse, you're using the same tactics that haven't worked since 2019.
๐ฆ๐ผ๐บ๐ฒ ๐ต๐ฎ๐ฟ๐๐ต ๐๐ฟ๐๐๐ต๐:
- Your resume is increasingly less important
- Luck is a factor no one wants to admit
- Mass applying is like playing the lotto
- LinkedIn is a social media site pretending to be a job board
๐ฆ๐ผ๐บ๐ฒ ๐๐๐๐ณ๐ณ ๐๐ผ๐ ๐๐ต๐ผ๐๐น๐ฑ ๐๐๐ฎ๐ฟ๐ ๐ฑ๐ผ๐ถ๐ป๐ด:
- Get 500 connections on LinkedIn to be more discoverable
- Remove any mention of junior/aspiring/student from your profile
- Don't apply for only junior roles - let the market decide
- Do a BFS of your network to find hidden jobs
- Build in public - this is uncomfortable and effective (๐บ๐ฐ๐ถ'๐ญ๐ญ ๐ข๐ญ๐ด๐ฐ ๐ฃ๐ฆ ๐ฎ๐ฐ๐ณ๐ฆ ๐ท๐ช๐ด๐ช๐ฃ๐ญ๐ฆ ๐ช๐ง ๐ณ๐ฆ๐ค๐ณ๐ถ๐ช๐ต๐ฆ๐ณ๐ด ๐ข๐ณ๐ฆ ๐ถ๐ด๐ช๐ฏ๐จ ๐ง๐ช๐ญ๐ต๐ฆ๐ณ๐ด ๐ง๐ฐ๐ณ ๐ข๐ค๐ต๐ช๐ท๐ช๐ต๐บ ๐)
I'm not saying this is easy or fair.
If you've already gone to a coding bootcamp and are looking to land your first role - I'd personally work with David Roberts
If you're at the beginning of your journey and realize it's going to take more than coding skills to break in, join Parsity https://parsity.io | TEXT | Brian | Jenney | 11,385 | 0 | 59 | 14 | 1 | 0 | 0.0065 | null | 2026-02-16 08:27:43 | https://www.linkedin.com/feed/update/urn:li:activity:7429199815932071937 |
urn:li:activity:7428119230572728320 | Apocalypse marketing is the most effective AI growth strategy right now.
Step 1: CEO predicts white-collar job collapse in X months.
Step 2: Internet panics.
Step 3: Engagement explodes.
Yale Budget Labโs analysis of the labor market so far shows no clear sign that AI exposure is causing large employment shiftsโฆ yet.
So either:
- executives know something the data doesnโtโฆ
- or fear is great marketing.
Sometimes it feels like weโre using two different AIs. | TEXT | Brian | Jenney | 931 | 0 | 12 | 8 | 0 | 0 | 0.021482 | null | 2026-02-13 08:53:52 | https://www.linkedin.com/feed/update/urn:li:activity:7428119230572728320 |
urn:li:activity:7427791445362733057 | Imagine being a junior developer right now.
You have CEOs of major tech companies telling you that no one will write code in the next few months.
Every other tech influencer is showing off their bespoke workflow with multiple agents.
Is it any wonder that more early career developers are over-relying on AI to do their work?
Turns out, there is a very real cost to doing this, based on a recent study from Anthropic.
If you don't want to turn into a prompt-squirrel, I outline some things you might want to consider... | ARTICLE | Brian | Jenney | 11,084 | 0 | 49 | 10 | 1 | 0 | 0.005413 | null | 2026-02-12 11:11:22 | https://www.linkedin.com/feed/update/urn:li:activity:7427791445362733057 |
urn:li:activity:7427768581465186305 | ๐๐ฉ๐ฆ ๐ค๐ฐ๐ฅ๐ช๐ฏ๐จ ๐ญ๐ข๐ฏ๐จ๐ถ๐ข๐จ๐ฆ ๐ฐ๐ง ๐ต๐ฉ๐ฆ ๐ง๐ถ๐ต๐ถ๐ณ๐ฆ ๐ธ๐ช๐ญ๐ญ ๐ฃ๐ฆ ๐๐ฏ๐จ๐ญ๐ช๐ด๐ฉ!
๐๐ ๐ธ๐ช๐ญ๐ญ ๐ณ๐ฆ๐ฑ๐ญ๐ข๐ค๐ฆ 92.8% ๐ฐ๐ง ๐ฅ๐ฆ๐ท๐ฆ๐ญ๐ฐ๐ฑ๐ฆ๐ณ๐ด ๐ฃ๐บ [๐ฏ๐ฆ๐น๐ต ๐ฆ๐ข๐ณ๐ฏ๐ช๐ฏ๐จ๐ด ๐ค๐ข๐ญ๐ญ]!
๐ ๐ฐ๐ถ ๐ธ๐ฐ๐ฏ'๐ต ๐ฃ๐ฆ ๐ณ๐ฆ๐ฑ๐ญ๐ข๐ค๐ฆ๐ฅ ๐ฃ๐บ ๐๐, ๐บ๐ฐ๐ถ'๐ญ๐ญ ๐ฃ๐ฆ ๐ณ๐ฆ๐ฑ๐ญ๐ข๐ค๐ฆ๐ฅ ๐ฃ๐บ ๐ด๐ฐ๐ฎ๐ฆ๐ฐ๐ฏ๐ฆ ๐ถ๐ด๐ช๐ฏ๐จ ๐๐!
Sufficiently rage-baited?
I don't have a crystal ball and I don't know what the future of AI means for code authors.
I do know this:
In the last 12 months I went from knowing nothing about AI/LLMs to using vector databases to create RAG applications and building data pipelines to ingest tons of data to train AI models.
This has been a ton of fun and seems to have made me a hotter commodity on the job market than I have been in quite some time.
Because I like you - I've created a small project to teach you the basics of RAG, a popular and useful way to retrieve relevant info for LLMs.
Grab it here: https://lnkd.in/d6Pzfcg6 | TEXT | Brian | Jenney | 3,380 | 0 | 37 | 2 | 0 | 0 | 0.011538 | null | 2026-02-12 09:40:31 | https://www.linkedin.com/feed/update/urn:li:activity:7427768581465186305 |
urn:li:activity:7427044451094585345 | This guy AIs.
I've met plenty of "AI experts" who know a lot about theory but don't know how to build or think through practical problems that map to business use cases.
Tad didn't ask me to write this but with so much misinformation and snake oil being peddled, we need more Tad's out there. | SHARE | Brian | Jenney | 602 | 0 | 10 | 2 | 1 | 0 | 0.021595 | null | 2026-02-10 09:43:04 | https://www.linkedin.com/feed/update/urn:li:activity:7427044451094585345 |
urn:li:activity:7426669081438720000 | Most AI projects start off with:
- โWhich model should we use?โ
- โLangGraph vs CrewAI vs Vercel AI SDK?โ
- โPython or Typescript?โ
When they should start off with:
- โWhereโs the data?โ | ARTICLE | Brian | Jenney | 1,280 | 0 | 11 | 4 | 0 | 0 | 0.011719 | null | 2026-02-09 08:51:29 | https://www.linkedin.com/feed/update/urn:li:activity:7426669081438720000 |
urn:li:activity:7426351032420573184 | โ 10 prompts to 10x your workflow!
โ Launch your first agent with ZERO code (or planning)!
โ How use OpenClaw to drain your bank account!
Sorry AI bros - this post isn't meant for you.
Just wrapped up 4 weeks of building a complex RAG application with a small group of developers.
The results were well beyond what I expected.
They made projects and products which have some serious value.
Before we launch the next cohort, I want to do a live session for builders.
For Typescript devs who want to party with AI - I think you'll find this valuable. | POLL | Brian | Jenney | 2,083 | 0 | 10 | 1 | 0 | 30 | 0.019683 | null | 2026-02-08 11:47:41 | https://www.linkedin.com/feed/update/urn:li:activity:7426351032420573184 |
urn:li:activity:7425565696803287040 | We wrapped our first AI Cohort with a special guest, John Crickett , who showed us how to build:
โข an agent that writes code
โข and another one that impersonates a certain over-posting, mildly cringey LinkedIn influencer (me)
In the middle of the workshop, John said something that stuck with us:
โ๐ผ๐ ๐๐ค๐๐จ๐ฃโ๐ฉ ๐ง๐๐ข๐ค๐ซ๐ ๐ฉ๐๐ ๐ฃ๐๐๐ ๐๐ค๐ง ๐๐๐ซ๐๐ก๐ค๐ฅ๐๐ง๐จ โ ๐๐ฉ ๐จ๐๐๐๐ฉ๐จ ๐ฉ๐๐ ๐๐ค๐ ๐ฉ๐ค๐ฌ๐๐ง๐ ๐ฉ๐๐๐ฃ๐ ๐๐ฃ๐, ๐จ๐๐ค๐ฅ๐๐ฃ๐, ๐๐ฃ๐ ๐๐๐๐๐จ๐๐ค๐ฃ-๐ข๐๐ ๐๐ฃ๐.โ
Then he followed it with this:
โ๐ผ ๐ก๐ค๐ฉ ๐ค๐ ๐ฅ๐๐ค๐ฅ๐ก๐ ๐๐ง๐ ๐ฃ๐ค๐ฉ ๐ฉ๐๐๐ฃ๐ ๐๐ฃ๐ โ ๐ฉ๐๐๐ฎ ๐๐ช๐จ๐ฉ ๐๐๐๐๐ฅ๐ฉ ๐๐ซ๐๐ง๐ฎ๐ฉ๐๐๐ฃ๐ ๐ฉ๐๐ ๐ผ๐ ๐จ๐ช๐๐๐๐จ๐ฉ๐จ. ๐๐๐ ๐ฅ๐ง๐ค๐๐๐๐ฉ ๐จ๐๐ค๐ฅ๐ ๐๐๐ก๐ก๐ค๐ค๐ฃ๐จ. ๐๐๐๐ฉโ๐จ ๐ฃ๐ค๐ฉ ๐จ๐ค๐๐ฉ๐ฌ๐๐ง๐ ๐๐ฃ๐๐๐ฃ๐๐๐ง๐๐ฃ๐.โ
TBH, the hard part about building AI agents isnโt prompts.
In this cohort, most developers spent far more time:
โ gathering and cleaning data
โ deciding what the system should actually do
โ cutting scope to deliver a useful product in a short time frame
The real skill wasnโt โusing AI.โ
It was engineering judgment.
And in just a few weeks, this group built some seriously impressive stuff.
Weโre running it again.
๐ก๐ฒ๐
๐ ๐๐ ๐๐ฒ๐ ๐๐ผ๐ต๐ผ๐ฟ๐ ๐๐๐ฎ๐ฟ๐๐ ๐ถ๐ป ๐๐ฝ๐ฟ๐ถ๐น.
https://parsity.io/ai-dev | IMAGE | Brian | Jenney | 2,260 | 0 | 39 | 15 | 0 | 0 | 0.023894 | null | 2026-02-06 07:47:02 | https://www.linkedin.com/feed/update/urn:li:activity:7425565696803287040 |
urn:li:activity:7424865775259389952 | Last year I took a week off work and traveled to beautiful (kinda) Reno, NV to create a new AI curriculum for Parsity.
That week I got a chance to speak to Alex Hormozi on his show, met a connection from LinkedIn in real life and gambled away my life savings!
Fun times.
At the time, I was working at my 2nd AI start-up and learning things like RAG, agents, workflows, tool-calling and LLM-ops.
There's surprisingly little information out there on these topics. Even less for Typescript developers!
I built a program and material that I wish I had when I started out: light on theory, heavy on practical application.
Last week, our first cohort met for the last official session and nearly a dozen developers are now building some truly amazing products.
This has been some of the most fun I've had teaching in a long time. Looking forward to cohort #2! | SHARE | Brian | Jenney | 1,309 | 0 | 16 | 1 | 0 | 0 | 0.012987 | #2 | 2026-02-04 09:25:48 | https://www.linkedin.com/feed/update/urn:li:activity:7424865775259389952 |
urn:li:activity:7424503662942793728 | Side Effects of Vibe Coding:
โข Sensitive API keys were embedded directly in client-side JavaScript bundles, making them publicly accessible.
โข Row Level Security (RLS) was disabled, allowing unauthenticated users full administrative read and write access to the database.
โข Approximately 1.5 million agent authentication tokens, 35,000 user email addresses, and over 4,๐ฌ๐ฌ๐ฌ ๐ฝ๐ฟ๐ถ๐๐ฎ๐๐ฒ ๐บ๐ฒ๐๐๐ฎ๐ด๐ฒ๐ ๐๐ฒ๐ฟ๐ฒ ๐ฒ๐
๐ฝ๐ผ๐๐ฒ๐ฑ.
โข Reported participation metrics were misleading โ ๐ญ.๐ฑ ๐บ๐ถ๐น๐น๐ถ๐ผ๐ป โ๐ฎ๐ด๐ฒ๐ป๐๐โ ๐๐ฒ๐ฟ๐ฒ ๐ผ๐ฝ๐ฒ๐ฟ๐ฎ๐๐ฒ๐ฑ ๐ฏ๐ ๐ท๐๐๐ ๐ญ๐ณ,๐ฌ๐ฌ๐ฌ ๐ต๐๐บ๐ฎ๐ป ๐๐๐ฒ๐ฟ๐ (an 88:1 ratio).
โข Unauthenticated users could modify any live post on the platform, enabling widespread defacement and manipulation of content.
โข ๐ฃ๐ฟ๐ถ๐๐ฎ๐๐ฒ ๐ฑ๐ถ๐ฟ๐ฒ๐ฐ๐ ๐บ๐ฒ๐๐๐ฎ๐ด๐ฒ๐ ๐ฐ๐ผ๐ป๐๐ฎ๐ถ๐ป๐ฒ๐ฑ ๐๐ต๐ถ๐ฟ๐ฑ-๐ฝ๐ฎ๐ฟ๐๐ ๐ข๐ฝ๐ฒ๐ป๐๐ ๐๐ฃ๐ ๐ธ๐ฒ๐๐ stored in plaintext, putting usersโ external accounts at risk.
Maybe Moltbook is the warning we need.
"๐๐ฉ๐ช๐ฑ ๐ง๐ข๐ด๐ต ๐ข๐ง ๐ถ๐ด๐ช๐ฏ๐จ ๐๐ ๐ต๐ฐ๐ฐ๐ญ๐ด!"
What could go wrong?
A lot apparently. | IMAGE | Brian | Jenney | 3,183 | 0 | 27 | 7 | 1 | 0 | 0.010996 | null | 2026-02-03 09:26:53 | https://www.linkedin.com/feed/update/urn:li:activity:7424503662942793728 |
urn:li:activity:7424134545815560192 | At Parsity, weโve been against AI tool use while students are learning to code.
This was not an easy decision and I'd be lying if I said I was 100% sure that this was the right move.
Emerging research (and what we see in practice) supports our position:
โข ๐๐ผ๐ป๐ฐ๐ฒ๐ฝ๐๐๐ฎ๐น (๐บ๐ถ๐)๐๐ป๐ฑ๐ฒ๐ฟ๐๐๐ฎ๐ป๐ฑ๐ถ๐ป๐ด: Students finish tasks without building real mental models
โข ๐๐ฒ๐ฏ๐๐ด๐ด๐ถ๐ป๐ด ๐ถ๐ป๐ฎ๐ฏ๐ถ๐น๐ถ๐๐: Fewer mistakes == fewer chances to learn how systems actually break
โข ๐๐ฎ๐ฐ๐ธ ๐ผ๐ณ ๐ฐ๐ผ๐ฑ๐ฒ ๐ฐ๐ผ๐บ๐ฝ๐ฟ๐ฒ๐ต๐ฒ๐ป๐๐ถ๐ผ๐ป: Reading AI output != knowing how to write or fix it yourself
โข ๐ฆ๐ธ๐ถ๐น๐น ๐ฟ๐ฒ๐๐ถ๐๐๐ฎ๐ป๐ฐ๐ฒ: Performance drops when the AI โexoskeletonโ is removed
Yes, AI can boost short-term productivity.
But learning to code was never about speed. Itโs about building the brain.
Thatโs why our students learn fundamentals first.
AI comes later. Once they can evaluate, debug, and supervise it.
Weโre not anti-AI.
Weโre pro-skill formation. | IMAGE | Brian | Jenney | 1,330 | 0 | 20 | 7 | 0 | 0 | 0.020301 | null | 2026-02-02 09:00:09 | https://www.linkedin.com/feed/update/urn:li:activity:7424134545815560192 |
urn:li:activity:7423838044660678656 | While my YouTube channel has gained a lot of traction, my podcast is steadily declining in listeners.
On the podcast, I feel like I've formed a deeper connection with listeners and can be a bit more nuanced in my advice.
I'm making some changes to hopefully increase listeners on Spotify by going all in on video episodes.
Tomorrow, the first video podcast drops and I'd love to hear from you if you're a listener of the show.
What are topics you really want to know about? What are you struggling with?
DM me or leave a comment and let me know if you want a shout out if I use your topic/question.
THANK YOU FOR YOUR ATTENTION TO THIS MATTER ๐ซก | IMAGE | Brian | Jenney | 1,780 | 0 | 16 | 6 | 0 | 0 | 0.01236 | null | 2026-02-01 13:21:58 | https://www.linkedin.com/feed/update/urn:li:activity:7423838044660678656 |
urn:li:activity:7423413415185969152 | The same company telling you "๐๐ฆ ๐ฎ๐ช๐จ๐ฉ๐ต ๐ฃ๐ฆ 6โ12 ๐ฎ๐ฐ๐ฏ๐ต๐ฉ๐ด ๐ข๐ธ๐ข๐บ ๐ง๐ณ๐ฐ๐ฎ ๐ฎ๐ฐ๐ฅ๐ฆ๐ญ๐ด ๐ฅ๐ฐ๐ช๐ฏ๐จ ๐ฎ๐ฐ๐ด๐ต, ๐ฎ๐ข๐บ๐ฃ๐ฆ ๐ข๐ญ๐ญ, ๐ฐ๐ง ๐ธ๐ฉ๐ข๐ต ๐ด๐ฐ๐ง๐ต๐ธ๐ข๐ณ๐ฆ ๐ฆ๐ฏ๐จ๐ช๐ฏ๐ฆ๐ฆ๐ณ๐ด ๐ฅ๐ฐ ๐ฆ๐ฏ๐ฅ-๐ต๐ฐ-๐ฆ๐ฏ๐ฅ" is also rapidly expanding.
I wonder what roles they will be hiring for? ๐ค | IMAGE | Brian | Jenney | 34,873 | 0 | 79 | 18 | 2 | 0 | 0.002839 | null | 2026-01-31 09:14:38 | https://www.linkedin.com/feed/update/urn:li:activity:7423413415185969152 |
urn:li:activity:7423056734421798913 | I helped design the interview process for an AI start up where I used to work.
The job listing was for an "AI Engineer".
What that meant, practically, was:
1. ๐๐
๐ฝ๐ฒ๐ฟ๐ถ๐ฒ๐ป๐ฐ๐ฒ ๐๐ถ๐๐ต ๐ฅ๐๐: chunking && re-ranking and opinions on retrieval strategies
2. ๐๐๐ถ๐น๐ฑ๐ถ๐ป๐ด ๐ฎ๐ด๐ฒ๐ป๐๐ ๐ฎ๐ป๐ฑ ๐๐ผ๐ฟ๐ธ๐ณ๐น๐ผ๐๐: tool-calling vs orchestration, evals and testing
3. ๐๐ด๐ฒ๐ป๐ ๐ณ๐ฟ๐ฎ๐บ๐ฒ๐๐ผ๐ฟ๐ธ๐: LangGraph, Vercel's AI SDK, etc. and when it makes sense to use them... or not
4. ๐ข๐ฏ๐๐ฒ๐ฟ๐๐ฎ๐ฏ๐ถ๐น๐ถ๐๐: how do you control token costs and see where agents fail or drift from their expected behavior?
These skills really aren't too difficult for most experienced devs to learn.
Yet, it's incredibly difficult to find people who already have practical experience, made the costly mistakes and know what to avoid.
If you're a developer looking to build these skills for fun or to launch a product or maybe you're an engineering manager who is looking for a more technical understanding of RAG and agents, ๐ ๐ฐ๐ฟ๐ฒ๐ฎ๐๐ฒ๐ฑ ๐ฎ ๐ต๐ฎ๐ป๐ฑ๐-๐ผ๐ป ๐ฝ๐ฟ๐ผ๐ท๐ฒ๐ฐ๐ ๐ณ๐ผ๐ฟ ๐๐ผ๐ ๐๐ผ ๐น๐ฒ๐ฎ๐ฟ๐ป ๐ฏ๐ ๐ฏ๐๐ถ๐น๐ฑ๐ถ๐ป๐ด: https://lnkd.in/d6Pzfcg6 | TEXT | Brian | Jenney | 2,674 | 0 | 19 | 0 | 1 | 0 | 0.007479 | null | 2026-01-30 09:37:19 | https://www.linkedin.com/feed/update/urn:li:activity:7423056734421798913 |
urn:li:activity:7423054982716891136 | Code is just 1 tool in a developerโs box.
There are some equally important ones youโll want to pick up along the way:
- project management
- public speaking
- system design
Not only will these nice-to-haves become must-haves at some point in your career but they are more difficult to offload to an AI assistant. | TEXT | Brian | Jenney | 509 | 0 | 5 | 0 | 1 | 0 | 0.011788 | null | 2026-01-30 09:30:21 | https://www.linkedin.com/feed/update/urn:li:activity:7423054982716891136 |
urn:li:activity:7422688743532433409 | Tech Layoffs Translated:
โ๐๐ฆโ๐ณ๐ฆ ๐ง๐ญ๐ข๐ต๐ต๐ฆ๐ฏ๐ช๐ฏ๐จ ๐ต๐ฉ๐ฆ ๐ฐ๐ณ๐จ.โ
๐ง๐ฟ๐ฎ๐ป๐๐น๐ฎ๐๐ถ๐ผ๐ป: We overhired, and now weโre cutting back.
โ๐๐ฆโ๐ณ๐ฆ ๐ฃ๐ฆ๐ค๐ฐ๐ฎ๐ช๐ฏ๐จ ๐ฎ๐ฐ๐ณ๐ฆ ๐ฆ๐ง๐ง๐ช๐ค๐ช๐ฆ๐ฏ๐ต ๐ธ๐ช๐ต๐ฉ ๐๐.โ
๐ง๐ฟ๐ฎ๐ป๐๐น๐ฎ๐๐ถ๐ผ๐ป: We told investors our massive bet on AI would pay off. It didnโt. Now we need to cut you.
โ๐๐ฐ๐ช๐ฏ๐จ ๐ฎ๐ฐ๐ณ๐ฆ ๐ธ๐ช๐ต๐ฉ ๐ญ๐ฆ๐ด๐ด.โ
๐ง๐ฟ๐ฎ๐ป๐๐น๐ฎ๐๐ถ๐ผ๐ป: Tariffs, the markets, or simply bad bets have eaten our lunch. AI ๐ฎ๐ช๐จ๐ฉ๐ต save us, but we donโt actually know how.
Weโve heard some version of this nonsense since the pandemic. It likely wonโt stop any time soon.
Tech hiring continues to rise overall, but companies still over-hired, over-invested, and made short-sighted moves that are now being paid for by workers getting laid off.
I was laid off a couple years ago.
It was brutal.
I had just bought a business, I have three kids and a mortgage. My biggest regret is not taking more time to reflect before jumping back into the job market.
But I get it: you need a paycheck and the guise of stability. I did too.
I ended up becoming part of the great reshuffle: moving from management and web dev into working with LLMs, AI and product engineering.
If youโre impacted by layoffs, Iโm sorry and I can relate.
But if thereโs any silver lining, itโs this: the next era of tech is being built ๐ณ๐ช๐จ๐ฉ๐ต ๐ฏ๐ฐ๐ธ. And the skills you build next could shape your entire career.
Good luck out there.
I made a project for full stack developers who want to learn AI practically: https://lnkd.in/d6Pzfcg6 | ARTICLE | Brian | Jenney | 7,080 | 0 | 36 | 3 | 1 | 0 | 0.00565 | null | 2026-01-29 09:15:03 | https://www.linkedin.com/feed/update/urn:li:activity:7422688743532433409 |
urn:li:activity:7422676002063110144 | Junior developers are inherently risky (in every industry, not just tech btw).
๐๐ถ๐ต... ๐ ๐ข๐ฎ ๐ข ๐ซ๐ถ๐ฏ๐ช๐ฐ๐ณ, you say.
Yeah, I get it, I get it, just bare with me here.
The word junior is subjective. ๐ช๐ต๐ฎ๐ ๐ถ๐ ๐ฏ๐ฎ๐๐ถ๐ฐ๐ฎ๐น๐น๐ ๐ฏ๐ผ๐ถ๐น๐ ๐ฑ๐ผ๐๐ป ๐๐ผ ๐ถ๐ ๐๐ผ๐บ๐ฒ๐ผ๐ป๐ฒ ๐๐ต๐ผ ๐ต๐ฎ๐ ๐๐ผ ๐น๐ถ๐๐๐น๐ฒ ๐ฝ๐ฟ๐ฎ๐ฐ๐๐ถ๐ฐ๐ฎ๐น ๐ฒ๐
๐ฝ๐ฒ๐ฟ๐ถ๐ฒ๐ป๐ฐ๐ฒ ๐๐ต๐ฎ๐ ๐๐ต๐ฒ๐ ๐ฐ๐ฎ๐ป๐ป๐ผ๐ ๐ฏ๐ฒ ๐๐ฟ๐๐๐๐ฒ๐ฑ ๐๐ผ ๐ฑ๐ผ ๐บ๐๐ฐ๐ต ๐ผ๐ป ๐๐ต๐ฒ๐ถ๐ฟ ๐ผ๐๐ป.
โข They need significant hand-holding for months on the job.
โข They will take on the easy stuff and maybe break some things.
โข They won't contribute much.
๐๐ฒ๐ฟ๐ฒ'๐ ๐๐ต๐ฒ ๐๐ต๐ถ๐ป๐ด: nearly every developer will be junior when they first join a company unless they are very senior.
You don't actually need to a be a mid level developer to be a safe hire. You just need to avoid the tell-tale signs that you are, in fact, a n00b.
Quite simply, stop down-playing yourself.
โข ๐ฅ๐ฒ๐บ๐ผ๐๐ฒ ๐ท๐๐ป๐ถ๐ผ๐ฟ, ๐ฎ๐๐ฝ๐ถ๐ฟ๐ถ๐ป๐ด ๐ฎ๐ป๐ฑ ๐น๐ฒ๐ฎ๐ฟ๐ป๐ถ๐ป๐ด from your resume and LinkedIn.
โข DON'T talk about the project from your school or bootcamp
โข ๐๐ข ๐ง๐ฎ๐น๐ธ ๐ฎ๐ฏ๐ผ๐๐ ๐๐ต๐ฒ ๐ฎ๐ฝ๐ฝ ๐ผ๐ฟ ๐๐ฒ๐ฏ๐๐ถ๐๐ฒ ๐๐ผ๐'๐ฟ๐ฒ ๐น๐ฎ๐๐ป๐ฐ๐ต๐ถ๐ป๐ด - yes, you need to have a project to talk about.
โข ๐จ๐๐ฒ ๐๐๐ฟ๐ผ๐ป๐ด ๐น๐ฎ๐ป๐ด๐๐ฎ๐ด๐ฒ ๐๐ผ ๐๐ฎ๐น๐ธ ๐ฎ๐ฏ๐ผ๐๐ ๐๐ผ๐๐ฟ ๐ฒ๐
๐ฝ๐ฒ๐ฟ๐ถ๐ฒ๐ป๐ฐ๐ฒ and speak to the benefits of features you created.
โข Instead of created a full stack app with a laundry list of tech try migrated a JS app to Typescript to improve developer experience and velocity.
I break down why you need to be building a product instead of a portfolio in 2026 with some resources to help you get started: https://lnkd.in/gNuYpYfR | ARTICLE | Brian | Jenney | 2,063 | 0 | 20 | 3 | 0 | 0 | 0.011149 | null | 2026-01-29 08:24:25 | https://www.linkedin.com/feed/update/urn:li:activity:7422676002063110144 |
urn:li:activity:7421979306819772416 | Apparently, if youโre not using:
โข Opus 4.5 (but only for certain tasks)
โข A different model for planning vs coding vs refactoring
โข Custom rule files
โข Per-project AI configs
โข MD spec / rules docs
โข Spec-driven planning phases
โข Git subtrees
โข โRalph loopsโ
โข Spec kit
โข Carefully segmented prompting workflows
โฆthen youโre "not using AI correctly."
To be fair, some of this is spot on.
๐๐๐ ๐ฎ๐ ๐๐ผ๐บ๐ฒ ๐ฝ๐ผ๐ถ๐ป๐ ๐๐ฒ ๐๐ต๐ผ๐๐น๐ฑ ๐ฝ๐ฎ๐๐๐ฒ ๐ฎ๐ป๐ฑ ๐ฎ๐๐ธ:
If it takes this much infrastructure to get AI to help us write decent codeโฆ
๐๐ ๐๐ต๐ฒ ๐ฝ๐ฟ๐ผ๐ฏ๐น๐ฒ๐บ ๐ฟ๐ฒ๐ฎ๐น๐น๐ ๐๐ต๐ฒ ๐๐๐ฒ๐ฟ?
Or is the tooling still not as intuitive as we pretend it is?
The biggest performance gains Iโve seen donโt come from elaborate toolchains. They come from:
โข Understanding the problem
โข Being able to describe the problem clearly
โข Giving the model the right context (look at ๐๐๐๐๐๐.๐๐ as an example to scaffold the next agent)
โข Reviewing and iterating
Yes, rules files help.
Yes, better workflows help.
Yes, model choice matters.
But if someone needs a 14-step AI ritual just to build a CRUD app, we may have crossed from "power tools" into magic spells.
๐๐ฟ๐ฒ ๐๐ฒ ๐ฎ๐๐ด๐บ๐ฒ๐ป๐๐ถ๐ป๐ด ๐ฑ๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐ฒ๐ฟ๐ ๐ผ๐ฟ ๐ท๐๐๐ ๐ฎ๐ฑ๐ฑ๐ถ๐ป๐ด ๐ฎ ๐๐ฒ๐ฐ๐ผ๐ป๐ฑ ๐ท๐ผ๐ฏ ๐ฎ๐ ๐ฎ๐ป ๐๐ ๐๐๐๐๐ฒ๐บ๐ ๐ผ๐ฝ๐ฒ๐ฟ๐ฎ๐๐ผ๐ฟ?
I'm not saying either is wrong... I'm just saying. | TEXT | Brian | Jenney | 17,788 | 0 | 88 | 42 | 5 | 0 | 0.007589 | null | 2026-01-27 10:16:00 | https://www.linkedin.com/feed/update/urn:li:activity:7421979306819772416 |
urn:li:activity:7421597826318618625 | "๐๐ข๐ณ ๐ช๐ด ๐ฑ๐ฆ๐ข๐ค๐ฆ. ๐๐ณ๐ฆ๐ฆ๐ฅ๐ฐ๐ฎ ๐ช๐ด ๐ด๐ญ๐ข๐ท๐ฆ๐ณ๐บ. ๐๐จ๐ฏ๐ฐ๐ณ๐ข๐ฏ๐ค๐ฆ ๐ช๐ด ๐ด๐ต๐ณ๐ฆ๐ฏ๐จ๐ต๐ฉ."
I can only dissociate through code and AI hot takes for so long. It feels like a dark time is upon us in the US. But I'm always optimistic.
You may not know me personally, but I hope you're doing alright and keeping sane in an increasingly chaotic world.
RIP Alex Pretti | TEXT | Brian | Jenney | 1,237 | 0 | 29 | 0 | 1 | 0 | 0.024252 | null | 2026-01-26 09:00:08 | https://www.linkedin.com/feed/update/urn:li:activity:7421597826318618625 |
urn:li:activity:7420542285995712512 | This guy said it better than I can. | SHARE | Brian | Jenney | 1,604 | 0 | 15 | 4 | 0 | 0 | 0.011845 | null | 2026-01-23 11:05:47 | https://www.linkedin.com/feed/update/urn:li:activity:7420542285995712512 |
urn:li:activity:7420152017597366274 | If youโre using AI to write your code, hereโs something you should know.
If you are:
โข using AI to generate production code
โข using AI to generate the tests
โข using AI to validate its own output
โข and then shipping it
Then you are MORE likely than a human to ship bugs and vulnerabilities.
Specifically, you are more likely than a human to:
โข Introduce security vulnerabilities (~20-25% higher likelihood)
โข Ship critical or major bugs (โ1.5โ1.7ร more per PR)
โข Miss edge cases and failure paths in tests
โข Over-test happy paths and under-test bad inputs
โข Have โcleanโ builds that hide production risks
AI-written tests are less likely to test edge cases and over-use mocks.
LGTM! ๐
This doesnโt mean โdonโt use AI.โ
It means 100% AI-generated systems should make you pause and consider the risks.
Output scales fast. Judgment and maintenance won't. | TEXT | Brian | Jenney | 5,108 | 0 | 28 | 10 | 2 | 0 | 0.007831 | null | 2026-01-22 09:15:00 | https://www.linkedin.com/feed/update/urn:li:activity:7420152017597366274 |
urn:li:activity:7419455185086914560 | If you're a Typescript developer and you want to get started with AI agents, just do this:
1. Put $5 into OpenAI's API platform (or use Gemini's free tier) https://lnkd.in/gPM8D2Pq
2. Install Vercel's AI SDK: https://lnkd.in/gh-sND6r
3. Read up on common patterns for agents (human in the loop, ReAct, orchestration): https://lnkd.in/g3ekb3xr
4. Create a simple agent using tool-calling to do an internet search and summarize the results. You can use this API: https://www.searchapi.io/
5. Re-build your agent with a popular framework like LangGraph: https://lnkd.in/g9yB-_ec
6. Add unit tests and/or evals for your agent
7. Add an observability layer with Helicone or Langsmith: https://www.helicone.ai/
8. Grab this project to build your first agent: https://lnkd.in/gMv3x3tS
๐ฆ๐๐ฒ๐ฝ ๐ด.๐ฑ - spend less time online arguing about whether or not LLMs will replace developers with people who can't solve FizzBuzz. | TEXT | Brian | Jenney | 2,454 | 0 | 33 | 1 | 0 | 0 | 0.013855 | null | 2026-01-20 11:06:02 | https://www.linkedin.com/feed/update/urn:li:activity:7419455185086914560 |
urn:li:activity:7419046027644678144 | Nearly 100% of my code is AI-generated.
That doesnโt mean Iโm not building software - it just means Iโm not the one writing the code.
It's a weird time to be a coder but there's also massive opportunity hiding behind the hype and fear mongering... | ARTICLE | Brian | Jenney | 4,972 | 0 | 33 | 10 | 0 | 0 | 0.008648 | null | 2026-01-19 08:00:12 | https://www.linkedin.com/feed/update/urn:li:activity:7419046027644678144 |
urn:li:activity:7417986432369078272 | Wonder if Claude can fix the terminal flicker next ๐
| SHARE | Brian | Jenney | 3,854 | 0 | 8 | 0 | 0 | 0 | 0.002076 | null | 2026-01-16 09:49:44 | https://www.linkedin.com/feed/update/urn:li:activity:7417986432369078272 |
urn:li:activity:7417349877958914048 | Do not attend if:
1. You're studying for Google, Meta, Netflix or massive tech orgs
2. You want some magical prompts to "hack" the interview
3. You'd just use a cache ๐
We're going to cover 3.5 patterns to help you nail your next technical interview outside big tech. | EVENT | Brian | Jenney | 4,318 | 0 | 34 | 3 | 0 | 0 | 0.008569 | null | 2026-01-14 15:40:18 | https://www.linkedin.com/feed/update/urn:li:activity:7417349877958914048 |
urn:li:activity:7417264206913200128 | We get it. AI wRiTeS thE COde!
While most devs are optimizing their prompts, I think the fun (and opportunity) is a couple layers below:
1. ๐๐๐ถ๐น๐ฑ๐ถ๐ป๐ด ๐ฎ๐ด๐ฒ๐ป๐๐ using frameworks like LangChain, Vercel's AI SDK or rolling your own
2. Learning how to to ๐ถ๐บ๐ฝ๐ฟ๐ผ๐๐ฒ ๐๐ฒ๐ฎ๐ฟ๐ฐ๐ต ๐พ๐๐ฎ๐น๐ถ๐๐ ๐ถ๐ป ๐๐ฒ๐ฐ๐๐ผ๐ฟ ๐ฑ๐ฎ๐๐ฎ๐ฏ๐ฎ๐๐ฒ๐ like Qdrant and Pinecone
3. ๐ฆ๐ฐ๐ฟ๐ฎ๐ฝ๐ถ๐ป๐ด ๐ถ๐ป ๐๐ต๐ฒ ๐๐ ๐ฒ๐ฟ๐ฎ using tools like Firecrawl and ๐๐๐๐ ๐๐บ๐๐
4. ๐๐ผ๐ป๐๐ฒ๐
๐ ๐ฒ๐ป๐ด๐ถ๐ป๐ฒ๐ฒ๐ฟ๐ถ๐ป๐ด - basically figuring out how to organize what an LLM needs to know at what stage to give you a good response
5. ๐๐๐ -๐ผ๐ฝ๐ ๐ฎ๐ป๐ฑ ๐ผ๐ฏ๐๐ฒ๐ฟ๐๐ฎ๐ฏ๐ถ๐น๐ถ๐๐. Monitoring token costs and model drift to see what breaks and why.
While everyone is glazing Claude or arguing over replacement theories, you could build up these skills and be prepared for software 3.0 | TEXT | Brian | Jenney | 3,103 | 0 | 27 | 5 | 0 | 0 | 0.010313 | null | 2026-01-14 09:59:53 | https://www.linkedin.com/feed/update/urn:li:activity:7417264206913200128 |
urn:li:activity:7416910212789542912 | Challenge accepted.
Last year I spent a lot of time rallying against AI hype.
I also said a lot of things that are now less true than they were 6 months ago.
The models have improved.
Our collective workflows have improved.
I'm honestly not sure where the limit is and I'm excited John Crickett is working to find it. | SHARE | Brian | Jenney | 1,940 | 0 | 21 | 1 | 0 | 0 | 0.01134 | null | 2026-01-13 10:33:14 | https://www.linkedin.com/feed/update/urn:li:activity:7416910212789542912 |
urn:li:activity:7416886820073869312 | 2 things:
1. Are CEOs of large companies really begging their eng department for... anything? Let alone to build a prototype? Why?
2. If you ARE doing this... cool! Using app-gen tools like v0, Lovable or Replit are great ways to create a "cheap" proof of concept with basic functionality.
Oh and lastly, if you're one of those dudes who claims they built an app over the weekend that is now doing 10K MRR and you have no clue how it works... you can take a long walk off a short bridge. | IMAGE | Brian | Jenney | 25,578 | 0 | 48 | 16 | 2 | 0 | 0.00258 | null | 2026-01-13 09:00:16 | https://www.linkedin.com/feed/update/urn:li:activity:7416886820073869312 |
urn:li:activity:7416520611809640448 | White board interviews are biased, archaic and don't reflect the kind of work we actually do as developers.
Ok.
Let's pretend you're correct.
What do you do now?
You can either:
a. Avoid DSA and all companies that ask these questions (๐ ๐ต๐ณ๐ช๐ฆ๐ฅ ๐ต๐ฉ๐ช๐ด ๐ง๐ฐ๐ณ ๐บ๐ฆ๐ข๐ณ๐ด ๐ธ๐ช๐ต๐ฉ ๐ท๐ข๐ณ๐บ๐ช๐ฏ๐จ ๐ณ๐ฆ๐ด๐ถ๐ญ๐ต๐ด)
b: Learn some of the most common patterns and data structures that make up the majority of questions out there
You can still avoid whiteboard interviews, because you WANT to, not because you HAVE to.
PS ๐
I break down 3 patterns you WILL encounter on the interview circuit and a free guide for developers who want to learn through hands-on challenges: https://lnkd.in/gEYY9sF5 | TEXT | Brian | Jenney | 1,024 | 0 | 8 | 1 | 0 | 0 | 0.008789 | null | 2026-01-12 08:45:06 | https://www.linkedin.com/feed/update/urn:li:activity:7416520611809640448 |
urn:li:activity:7415784721013506048 | During a live coding interview last year, I instinctively switched from Cursor to VS Code.
The CTO stopped me.
โNoโโโleave Cursor on. We want to see how you solve this with AI.โ
I thought the interview would be easier.
It wasnโt. | ARTICLE | Brian | Jenney | 9,743 | 0 | 46 | 5 | 1 | 0 | 0.005337 | null | 2026-01-10 08:00:56 | https://www.linkedin.com/feed/update/urn:li:activity:7415784721013506048 |
urn:li:activity:7415238834323636224 | So you can just write Python in your NextJS app now.
What will those maniacs at Vercel cook up next? ๐โโ๏ธ | IMAGE | Brian | Jenney | 2,598 | 0 | 31 | 10 | 0 | 0 | 0.015781 | null | 2026-01-08 19:51:46 | https://www.linkedin.com/feed/update/urn:li:activity:7415238834323636224 |
urn:li:activity:7414349222793117696 | I'm genuinely excited to walkthrough any of these topics.
If there's something else you'd like to see, let us know in the comments or DM me. | SHARE | Brian | Jenney | 1,411 | 0 | 8 | 0 | 1 | 0 | 0.006378 | null | 2026-01-06 08:56:46 | https://www.linkedin.com/feed/update/urn:li:activity:7414349222793117696 |
urn:li:activity:7413993429594103808 | My absolute worst interview experiences:
1. That time the guy at Google told me "๐ต๐ฉ๐ช๐ด ๐ช๐ด ๐ธ๐ฉ๐บ ๐ธ๐ฆ ๐ฅ๐ฐ๐ฏ'๐ต ๐ฉ๐ช๐ณ๐ฆ ๐ด๐ฆ๐ญ๐ง-๐ต๐ข๐ถ๐จ๐ฉ๐ต ๐ฅ๐ฆ๐ท๐ฆ๐ญ๐ฐ๐ฑ๐ฆ๐ณ๐ด" when I struggled to implement a BST.
2. When I ended the Meta phone screen in the first 15 minutes after I was asked a problem that involved recursion.
3. The interview that turned into a lesson on objects in JS when I thought {} === {} ๐คฆ (๐ด๐ต๐ช๐ญ๐ญ ๐ฆ๐ฎ๐ฃ๐ข๐ณ๐ณ๐ข๐ด๐ด๐ฆ๐ฅ ๐ฃ๐บ ๐ต๐ฉ๐ช๐ด ๐ฐ๐ฏ๐ฆ)
4. Had a literal panic attack during the last stage for a role I wanted. It was completely non-technical too. I asked if we could start over... ๐
Listen, I've sucked at interviews and through lots of trial, error, practice and more practice, I forced myself to suck less.
I break down the exact things I did in this video and give away my repo full of coding challenges (๐ฃ๐ถ๐ต ๐ฐ๐ฏ๐ญ๐บ ๐ง๐ฐ๐ณ ๐ข๐ฃ๐ฐ๐ท๐ฆ ๐ข๐ท๐ฆ๐ณ๐ข๐จ๐ฆ ๐ญ๐ฐ๐ฐ๐ฌ๐ช๐ฏ๐จ ๐ฅ๐ฆ๐ท๐ฆ๐ญ๐ฐ๐ฑ๐ฆ๐ณ๐ด): https://lnkd.in/gt4Uzrmm | TEXT | Brian | Jenney | 135,072 | 0 | 203 | 49 | 0 | 0 | 0.001866 | null | 2026-01-05 09:22:58 | https://www.linkedin.com/feed/update/urn:li:activity:7413993429594103808 |
urn:li:activity:7413981477610303491 | My mom kicked off my coding career with an intervention.
Over a decade ago, my mom walked into my girlfriend's condo and handed me a note with an ultimatum:
Get sober or get out of your kids lives.
I was a mess.
I owed people money. I was getting threats on my phone. I almost lost my life in a robbery gone wrong. My friend had taken his life and his brother got sentenced to state time.
It was only a matter of time before I lost my life or my freedom.
Didn't matter. I wasn't ready to quit yet.
I told her I'd try just so she'd stop crying.
One day turned to a few days. Then a week went by. Then a month.
I either couldn't sleep or would sleep for 12 hours. I ate too much candy. I lost "friends." I got better.
Coding became my new addiction. It didn't make any sense - I had no technical background and didn't own a computer for most of my life but I loved solving problems with code.
This new addiction led to a new career and my habits snowballed.
I lost weight, stopped smoking and picked up reading. I became a better father.
๐๐ฒ๐ฎ๐ฟ๐ป๐ถ๐ป๐ด ๐๐ผ ๐ฐ๐ผ๐ฑ๐ฒ ๐ฑ๐ถ๐ฑ ๐ก๐ข๐ง ๐ฐ๐ต๐ฎ๐ป๐ด๐ฒ ๐บ๐ ๐น๐ถ๐ณ๐ฒ. Getting sober did. Coding certainly changed my wallet however.
Sometimes I reveal this embarrassing aspect of my life because I know how it feels to feel like you're alone or like the odds are impossibly stacked against you.
If you're going through something similar I hope you know it's not impossible and the world can really open up once you get of your own way.
I break down some practical steps to building habits that stick here and hopefully you find it helpful: https://lnkd.in/gGzwfbSW | ARTICLE | Brian | Jenney | 1,792 | 0 | 27 | 4 | 1 | 0 | 0.017857 | null | 2026-01-05 08:35:29 | https://www.linkedin.com/feed/update/urn:li:activity:7413981477610303491 |
urn:li:activity:7412920350268846080 | If learning JavaScript feels like youโre starting over every few months, just stop.
The issue is the way youโre learning.
Hereโs the 5-step system Iโd use in 2026:
1. ๐๐ถ๐น๐น ๐๐๐๐ผ๐ฟ๐ถ๐ฎ๐น ๐ฎ๐ฑ๐ฑ๐ถ๐ฐ๐๐ถ๐ผ๐ป: Watch just enough to start, then pause. Rewrite, extend, or break the example before you hit play again.
2. ๐ ๐ฎ๐๐๐ฒ๐ฟ ๐ณ๐๐ป๐ฑ๐ฎ๐บ๐ฒ๐ป๐๐ฎ๐น๐: Variables, functions, arrays/objects, this/binding, async/await. Litmus test: build a vanilla JS form with validation that posts to an API.
3. ๐จ๐๐ฒ ๐ฏ๐๐๐๐ผ๐ป-๐ฑ๐ฟ๐ถ๐๐ฒ๐ป ๐ฑ๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐บ๐ฒ๐ป๐: Add a button, decide what should happen, then make it real. Ship tiny experiments in CodePen/StackBlitz.
4. ๐๐ฒ๐ ๐ณ๐ฒ๐ฒ๐ฑ๐ฏ๐ฎ๐ฐ๐ธ: Mentor > meetups > paid review > post your code. Pair program with someone slightly ahead of you.
5. ๐๐๐ถ๐น๐ฑ ๐ฎ ๐๐๐๐๐ฒ๐บ: 10โ30 minutes daily beats 8 hours on Saturday. Plan tomorrowโs task tonight. Keep the habit alive.
If you want structure, accountability, and feedback to actually stick the fundamentals, start with Dev30 (30 days, JS fundamentals with office hours):
https://dev30.xyz
I break down how I'd be learning JS in 2026 if I was starting over here: https://lnkd.in/gkPW5nUP | TEXT | Brian | Jenney | 6,625 | 0 | 40 | 4 | 1 | 0 | 0.006792 | null | 2026-01-02 10:18:56 | https://www.linkedin.com/feed/update/urn:li:activity:7412920350268846080 |
urn:li:activity:7412546240384794625 | The 2026 goal for Parsity is simple:
More student success.
This is a small subset of congratulatory posts I found in Slack. I've said "๐๐ค๐ฃ๐๐ง๐๐ฉ๐ช๐ก๐๐ฉ๐๐ค๐ฃ๐จ!" to more people than I can remember over the years.
It never gets old.
This market is not easy for career changers.
It's also not impossible.
There is no silver bullet either.
Some were hired before completing our program.
Others took months to land a role.
Some students did internships.
Some built in public.
Some mass applied.
You have enough doom and gloom in your feed.
Whether or not you ever consider joining Parsity (https://parsity.io) - I hope this gives you a little boost heading into the new year. | IMAGE | Brian | Jenney | 1,824 | 0 | 56 | 7 | 0 | 0 | 0.034539 | null | 2026-01-01 09:32:22 | https://www.linkedin.com/feed/update/urn:li:activity:7412546240384794625 |
urn:li:activity:7411805138450935808 | Here are 4 mistakes I made when building agents:
โ ๐ง๐ต๐ถ๐ป๐ธ๐ถ๐ป๐ด ๐ ๐ป๐ฒ๐ฒ๐ฑ๐ฒ๐ฑ ๐ฎ๐ป ๐ฎ๐ด๐ฒ๐ป๐ ๐ถ๐ป ๐๐ต๐ฒ ๐ณ๐ถ๐ฟ๐๐ ๐ฝ๐น๐ฎ๐ฐ๐ฒ
โ
If the steps are deterministic and predictable, ๐ฎ ๐๐ผ๐ฟ๐ธ๐ณ๐น๐ผ๐ ๐ถ๐ ๐๐๐๐ฎ๐น๐น๐ ๐๐ต๐ฒ ๐ฏ๐ฒ๐๐๐ฒ๐ฟ ๐ผ๐ฝ๐๐ถ๐ผ๐ป.
Agents make sense when planning, exploration, or autonomy are required.
โ ๐ฃ๐ฎ๐๐๐ถ๐ป๐ด ๐๐ผ๐ผ ๐บ๐๐ฐ๐ต (๐ผ๐ฟ ๐๐ต๐ฒ ๐๐ฟ๐ผ๐ป๐ด) ๐ฐ๐ผ๐ป๐๐ฒ๐
๐
โ
Good agents get the right information at the right moment. Context should be intentional and managed, not a full memory dump.
โ ๐ฃ๐ฟ๐ผ๐บ๐ฝ๐ (๐ผ๐๐ฒ๐ฟ)๐ฒ๐ป๐ด๐ถ๐ป๐ฒ๐ฒ๐ฟ๐ถ๐ป๐ด
โ
Clear structure, consistent formatting, and a few concrete examples outperform clever wording.
โ ๐จ๐๐ถ๐ป๐ด ๐๐ต๐ฒ ๐๐ฎ๐บ๐ฒ ๐บ๐ผ๐ฑ๐ฒ๐น ๐ณ๐ผ๐ฟ ๐ฒ๐๐ฒ๐ฟ๐ ๐๐ฎ๐๐ธ
โ
Different tasks benefit from different models.
Routing, extraction, and classification donโt need heavyweight reasoning.
I break down more common pitfalls (and how I avoid them now) in this video ๐
https://lnkd.in/gv-Nqjuz | ARTICLE | Brian | Jenney | 1,768 | 0 | 8 | 1 | 0 | 0 | 0.00509 | null | 2025-12-30 08:27:29 | https://www.linkedin.com/feed/update/urn:li:activity:7411805138450935808 |
urn:li:activity:7411483215850508288 | Typical advice to junior developers on Reddit:
The market is cooked.
No one is hiring juniors.
AI has replaced you.
Just give up.
Truly, thought provoking stuff.
Let's go past the headlines and edge-lord takes and learn what you can practically do to create a larger surface area for luck going into 2026. | ARTICLE | Brian | Jenney | 3,748 | 0 | 30 | 16 | 2 | 0 | 0.012807 | null | 2025-12-29 11:08:17 | https://www.linkedin.com/feed/update/urn:li:activity:7411483215850508288 |
urn:li:activity:7411462800864272384 | 2025 was the year of layoffs, hype cycles, and broken promises.
Some trends clearly moved the industry forward and others did real damage.
Hereโs the best and absolute worst tech trends coming out of 2025 (IMO).
โ ๐ช๐ผ๐ฟ๐๐ ๐ง๐ฟ๐ฒ๐ป๐ฑ๐
๐ญ. ๐๐ผ๐ผ๐๐ฐ๐ฎ๐บ๐ฝ๐ ๐ฐ๐ผ๐น๐น๐ฎ๐ฝ๐๐ถ๐ป๐ด
Sentiment about coding is at an all time low. So many bootcamps closed. ๐ง๐ต๐ฒ ๐ฐ๐๐ป๐ถ๐ฐ๐ ๐ฎ๐ฟ๐ฒ ๐ต๐ฎ๐ฝ๐ฝ๐ ๐ฎ๐ฏ๐ผ๐๐ ๐๐ต๐ถ๐. It does leave a massive gap for adults who want to change careers. This makes me sad.
๐ฎ. ๐ฃ๐ฟ๐ผ๐ฑ๐๐ฐ๐๐ถ๐๐ถ๐๐ ๐ต๐๐ฝ๐ฒ ๐ฟ๐ฒ๐ฝ๐น๐ฎ๐ฐ๐ฒ๐ฑ ๐บ๐ฒ๐ฎ๐๐๐ฟ๐ฒ๐บ๐ฒ๐ป๐
We were told output would explode. Instead, we got more bugs, more rewrites, and more pressure to ship faster without better systems in place.
๐ฏ. ๐๐๐ป๐ถ๐ผ๐ฟ๐ ๐ด๐ผ๐ ๐๐พ๐๐ฒ๐ฒ๐๐ฒ๐ฑ
โEntry-levelโ now means โready on day one.โ
โ
๐๐ฒ๐๐ ๐ง๐ฟ๐ฒ๐ป๐ฑ๐
๐ญ. ๐๐ผ๐ผ๐๐ฐ๐ฎ๐บ๐ฝ๐ ๐ฐ๐ผ๐น๐น๐ฎ๐ฝ๐๐ถ๐ป๐ด (๐๐๐ฝ, ๐ผ๐ป ๐ฏ๐ผ๐๐ต ๐น๐ถ๐๐๐)
3 months to 100K is dead. This creates room for honest education: no timelines, no guarantees, no pretending this is easy. Thatโs a win long-term IMO.
๐ฎ. ๐ฆ๐ฒ๐ป๐ถ๐ผ๐ฟ ๐ฎ๐ป๐ฑ ๐ด๐ฒ๐ป๐ฒ๐ฟ๐ฎ๐น๐ถ๐๐ ๐ฑ๐ฒ๐บ๐ฎ๐ป๐ฑ ๐พ๐๐ถ๐ฒ๐๐น๐ ๐๐๐ฟ๐ด๐ฒ๐ฑ
Smaller, leaner teams meant more demand for people who are full stack and senior.
๐ฏ. ๐๐ ๐๐ผ๐ผ๐น๐ ๐ด๐ผ๐ ๐ด๐ฒ๐ป๐๐ถ๐ป๐ฒ๐น๐ ๐๐๐ฒ๐ณ๐๐น
Claude and Cursor went from fun little tools to core infrastructure with crazy high retention among developers. Agents are moving past the hype cycle into boring, practical use cases.
๐ฐ. ๐๐ถ๐ฟ๐ถ๐ป๐ด ๐๐๐ฎ๐ฏ๐ถ๐น๐ถ๐๐ฒ๐ฑ ๐ถ๐ป๐๐๐ฒ๐ฎ๐ฑ ๐ผ๐ณ โ๐ฏ๐ผ๐ผ๐บ๐ถ๐ป๐ดโ
2025 will end with more open roles than it began with. The market is lop-sided but trending in a positive direction.
๐๐ผ๐ ๐๐ผ ๐๐ฎ๐ธ๐ฒ ๐ฎ๐ฑ๐๐ฎ๐ป๐๐ฎ๐ด๐ฒ ๐ผ๐ณ ๐๐ต๐ถ๐ ๐ด๐ผ๐ถ๐ป๐ด ๐ถ๐ป๐๐ผ ๐ฎ๐ฌ๐ฎ๐ฒ:
1. Stop chasing shortcuts and build projects over portfolios
2. Learn how systems work by reading up on system design
3. Treat education like a long-term investment, not a lottery ticket
4. If you're front-end-only, expand your skillset towards backend
Curious what trends you think I missed. Or got wrong.
https://lnkd.in/gc3S2Rhm | ARTICLE | Brian | Jenney | 1,350 | 0 | 18 | 1 | 0 | 0 | 0.014074 | null | 2025-12-29 09:47:10 | https://www.linkedin.com/feed/update/urn:li:activity:7411462800864272384 |
urn:li:activity:7410391300547739649 | "Maybe you should just quit."
I honestly didn't expect Michael Greenspan to be so direct during a meeting we had a few months back.
I was unhappy, stressed and burnt out.
Michael saw that and led me to the same conclusion I was trying to avoid.
We talked through the worst case scenario which honestly wasn't so bad. My kids wouldn't go hungry or lose the roof over their head. This wasn't life or death. It just felt like it.
I made a plan and handed in my 2 weeks notice.
Now what?
โข I spent the first 2 weeks on Parsity's new AI curriculum and launched our first cohort which is nearly sold out. This was so much fun to create.
โข Renewed focus on YouTube to attract students and pumped out more videos. Nothing, nothing, nothing then 1 video hit well over 100K views. So many trolls. Way more love.
โข Accepted an offer with a company and team I'm excited to work with. I swear the lord works in mysterious ways.
โข That massive tension headache I'd gotten used to disappeared.
Thanks Michael Greenspan for giving me room to vent and pushing me to do the uncomfortable. | TEXT | Brian | Jenney | 6,438 | 0 | 81 | 5 | 0 | 0 | 0.013358 | null | 2025-12-26 10:49:24 | https://www.linkedin.com/feed/update/urn:li:activity:7410391300547739649 |
urn:li:activity:7409675055577763842 | AI didnโt fail this year.
It failed expectations.
No mass job extinction. No solo unicorn founders. No โprompt your way to riches.โ
Reality was less marketable:
โข uneven usefulness
โข uneven adoption
โข a widening gap between people who know how to think and people hoping AI will think for them
Developers felt this first.
AI raised expectations. Output increased. So did bugs. We all felt a historic number of outages.
๐ ๐ ๐ฎ๐ฌ๐ฎ๐ฒ ๐ฝ๐ฟ๐ฒ๐ฑ๐ถ๐ฐ๐๐ถ๐ผ๐ป๐
1. ๐๐ ๐ด๐ฆ๐ต๐ต๐ญ๐ฆ๐ด ๐ช๐ฏ๐ต๐ฐ ๐ช๐ฏ๐ง๐ณ๐ข๐ด๐ต๐ณ๐ถ๐ค๐ต๐ถ๐ณ๐ฆ.
Agents improve in reliability and scope. Teams stop chasing novelty and start standardizing workflows. Excitement fades. Usefulness increases.
Agent design patterns solidify the same way frameworks and cloud architectures eventually did.
2. ๐๐ฆ๐ข๐ณ๐ฏ๐ช๐ฏ๐จ ๐ค๐ฉ๐ข๐ฏ๐จ๐ฆ๐ด ๐ด๐ฉ๐ข๐ฑ๐ฆ
Learners reach for AI as a teacher first. Tutorials lose relevance because the fastest path to understanding becomes interactive and contextual.
I also don't believe this will work. Hallucinations and overly general learning paths frustrate users moving past the beginner stage.
People rediscover mentorship and opt for more human experiences.
3. ๐๐ฆ๐ค๐ฉ ๐ช๐ฏ๐ต๐ฆ๐ณ๐ท๐ช๐ฆ๐ธ๐ด ๐จ๐ฆ๐ต... ๐ฅ๐ช๐ง๐ง๐ฆ๐ณ๐ฆ๐ฏ๐ต
Interviews evolve around AI fluency.
Candidates are evaluated on how they reason with tools, how they validate output, and how they recover when AI is confidently wrong. The skill becomes collaboration && delegation.
4. ๐๐ ๐ฑ๐ณ๐ฆ๐ด๐ด๐ถ๐ณ๐ฆ ๐ด๐ฑ๐ณ๐ฆ๐ข๐ฅ๐ด ๐ต๐ฐ ๐ฐ๐ง๐ง๐ช๐ค๐ฆ ๐ธ๐ฐ๐ณ๐ฌ๐ฆ๐ณ๐ด
Office and knowledge workers begin to feel the same pressure developers felt earlier to "move faster"
Theyโre expected to produce more with AI but given little guidance on how to structure work, evaluate output, or integrate tools into real processes.
That gap creates space for a new role: people who translate ambiguous business needs into structured workflows, systems, and AI-assisted processes. Not traditional developers but systems-oriented operators embedded in non-technical teams.
How off base am I? | TEXT | Brian | Jenney | 9,953 | 0 | 56 | 21 | 1 | 0 | 0.007837 | null | 2025-12-24 11:23:18 | https://www.linkedin.com/feed/update/urn:li:activity:7409675055577763842 |
urn:li:activity:7409273301421744129 | LGTM ๐
This won't be a shocker to developers who use AI coding tools everyday but it makes you wonder:
๐๐ด ๐ต๐ฉ๐ฆ ๐ซ๐ถ๐ช๐ค๐ฆ ๐ธ๐ฐ๐ณ๐ต๐ฉ ๐ต๐ฉ๐ฆ ๐ด๐ฒ๐ถ๐ฆ๐ฆ๐ป๐ฆ?
๐๐ด ๐ช๐ต ๐ฑ๐ถ๐ณ๐ฆ ๐ค๐ฐ๐ช๐ฏ๐ค๐ช๐ฅ๐ฆ๐ฏ๐ค๐ฆ ๐ต๐ฉ๐ข๐ต ๐ด๐ฐ ๐ฎ๐ข๐ฏ๐บ ๐ฎ๐ข๐ซ๐ฐ๐ณ ๐ฐ๐ถ๐ต๐ข๐จ๐ฆ๐ด ๐ฉ๐ข๐ท๐ฆ ๐ฐ๐ค๐ค๐ถ๐ณ๐ณ๐ฆ๐ฅ ๐ต๐ฉ๐ช๐ด ๐บ๐ฆ๐ข๐ณ ๐ข๐ด ๐ธ๐ฆ ๐ณ๐ฆ๐ญ๐บ ๐ฐ๐ฏ ๐ฐ๐ถ๐ณ ๐๐ "๐ค๐ฐ-๐ธ๐ฐ๐ณ๐ฌ๐ฆ๐ณ๐ด"?
The tools are here to stay. I'm not cancelling my Claude or Cursor subscriptions but reading CodeRabbit's report validates what many of us have experienced.
AI coding tools can be amazing BUT:
โข They introduce ๐บ๐ผ๐ฟ๐ฒ ๐ฐ๐ฟ๐ถ๐๐ถ๐ฐ๐ฎ๐น & ๐บ๐ฎ๐ท๐ผ๐ฟ ๐ถ๐๐๐๐ฒ๐
โข ๐๐ฟ๐ฟ๐ผ๐ฟ ๐ต๐ฎ๐ป๐ฑ๐น๐ถ๐ป๐ด ๐ด๐ฎ๐ฝ๐ show up far more often
โข Performance bugs are rarer, but ๐ฑ๐ถ๐๐ฝ๐ฟ๐ผ๐ฝ๐ผ๐ฟ๐๐ถ๐ผ๐ป๐ฎ๐๐ฒ๐น๐ ๐๐-๐ฑ๐ฟ๐ถ๐๐ฒ๐ป
โข ๐ฆ๐ฒ๐ฐ๐๐ฟ๐ถ๐๐ ๐บ๐ถ๐๐๐ฎ๐ธ๐ฒ๐ scale faster than human ones
โข AI PRs often ๐ฐ๐ผ๐๐ ๐บ๐ผ๐ฟ๐ฒ ๐ฟ๐ฒ๐๐ถ๐ฒ๐ ๐๐ถ๐บ๐ฒ, not less
This isn't some "dunk" on AI-generated code. It's better the devil you know than the devil you don't.
LGTM! | IMAGE | Brian | Jenney | 3,093 | 0 | 27 | 5 | 2 | 0 | 0.010993 | null | 2025-12-23 08:46:52 | https://www.linkedin.com/feed/update/urn:li:activity:7409273301421744129 |
urn:li:activity:7408902577347653632 | 5 things that nearly derailed my developer career:
1. ๐ก๐ผ๐ ๐ป๐ฒ๐ด๐ผ๐๐ถ๐ฎ๐๐ถ๐ป๐ด. I would've job hopped a lot less if I had been up front with what I wanted.
2. ๐ง๐ต๐ถ๐ป๐ธ๐ถ๐ป๐ด "๐ฝ๐น๐ฎ๐๐ถ๐ป๐ด ๐ถ๐ ๐๐ฎ๐ณ๐ฒ" ๐๐ฎ๐ ๐๐ฎ๐ณ๐ฒ. No opinion, no questions... no visibility.
3. ๐๐๐ผ๐ถ๐ฑ๐ถ๐ป๐ด ๐๐ฆ๐. Seriously, it's not that hard to learn and gave me more tools to solve coding problems.
4. ๐๐ฒ๐ฎ๐ฟ๐ป๐ถ๐ป๐ด ๐ณ๐ฟ๐ฎ๐บ๐ฒ๐๐ผ๐ฟ๐ธ๐ ๐ผ๐๐ฒ๐ฟ ๐น๐ฎ๐ป๐ด๐๐ฎ๐ด๐ฒ๐. It's really tough to debug or move between frameworks when you don't have a solid foundation.
5. ๐ฅ๐๐ฏ๐ฏ๐ฒ๐ฟ-๐๐๐ฎ๐บ๐ฝ๐ถ๐ป๐ด ๐ฐ๐ผ๐ฑ๐ฒ ๐ฟ๐ฒ๐๐ถ๐ฒ๐๐. This is embarrassing - I let too many issues slide by because I thought I had better things to do ๐ฌ
If I was starting off today, I'm sure I'd be over-relying on AI tools instead of StackOverflow and following the advice of every bald headed influencer online who I think has it figured it out.
Hindsight is 20/20 and it's one of the reasons I write online in the hopes maybe you'll avoid some of these pitfalls (and maybe even join me at Parsity: https://parsity.io).
If you've written code for a while, what are some mistakes you wish you avoided when you first started? | TEXT | Brian | Jenney | 7,907 | 0 | 40 | 10 | 0 | 0 | 0.006324 | null | 2025-12-22 08:13:45 | https://www.linkedin.com/feed/update/urn:li:activity:7408902577347653632 |
urn:li:activity:7407834608500789248 | "๐๐ฆ ๐ด๐ฉ๐ฐ๐ถ๐ญ๐ฅ ๐ฃ๐ฆ ๐ข๐ฃ๐ญ๐ฆ ๐ต๐ฐ ๐ฃ๐ถ๐ช๐ญ๐ฅ ๐ต๐ธ๐ช๐ค๐ฆ ๐ข๐ด ๐ง๐ข๐ด๐ต ๐ธ๐ช๐ต๐ฉ ๐ฉ๐ข๐ญ๐ง ๐ต๐ฉ๐ฆ ๐ฑ๐ฆ๐ฐ๐ฑ๐ญ๐ฆ."
That was the promise of AI.
It's failing a lot of developers.
Leaders believe the hype. Teams get thrown into AI workflows with no training. And we're all supposed to "figure it out" from viral posts.
๐๐ฒ๐ฟ๐ฒ'๐ ๐๐ต๐ฒ ๐๐๐๐๐ฒ๐บ ๐๐ต๐ฎ๐ ๐๐ผ๐ฟ๐ธ๐ ๐ณ๐ผ๐ฟ ๐บ๐ฒ (๐ณ๐ผ๐ฟ ๐ป๐ผ๐ ๐ฎ๐ ๐น๐ฒ๐ฎ๐๐):
1. ๐ฃ๐น๐ฎ๐ป ๐ณ๐ถ๐ฟ๐๐: I voice out the idea to ChatGPT to clarify direction and confirm my understanding.
2. ๐๐ถ๐ป๐ฑ ๐ฎ ๐ฝ๐ฎ๐๐๐ฒ๐ฟ๐ป:ย Either existing examples or one I write myself to feed my robot.
3. ๐ฆ๐๐ฎ๐ฟ๐ ๐๐ถ๐ป๐:ย Never trust AI with big refactors upfront.
4. ๐๐ฒ๐พ๐๐ฒ๐๐ฒ ๐๐ฎ๐๐ธ๐: Once a pattern works, I feed the tool more tasks.
5. ๐ฅ๐ฒ๐๐ถ๐ฒ๐ ๐บ๐ฎ๐ป๐๐ฎ๐น๐น๐: Draft PR, check everything, then commit.
๐๐ฉ๐ฆ๐ฏ ๐'๐ฎ ๐ฆ๐น๐ฑ๐ฆ๐ณ๐ช๐ฎ๐ฆ๐ฏ๐ต๐ช๐ฏ๐จ ๐ฐ๐ณ ๐ด๐ต๐ณ๐ฆ๐ด๐ด-๐ต๐ฆ๐ด๐ต๐ช๐ฏ๐จ ๐ข๐ฏ ๐ช๐ฅ๐ฆ๐ข?
I ignore the rules and let AI run wild just to see if the approach isn't a waste. Small experiments are cheaper to try with AI.
I break down some practical ways I do and absolutely do NOT use AI in this article: https://lnkd.in/gfHut-7q | ARTICLE | Brian | Jenney | 1,935 | 0 | 16 | 8 | 0 | 0 | 0.012403 | null | 2025-12-19 09:30:01 | https://www.linkedin.com/feed/update/urn:li:activity:7407834608500789248 |
urn:li:activity:7407468096439037952 | My most popular video on YT isn't controversial at all.
I just said what most developers already know:
AI tools are great.
They also:
โข Often slow us down
โข Create unrealistic expectations around productivity
โข Allow non-coders to create a mess at breakneck speed
โข Aren't the great replacement that the media keeps shoving down our throat
Look - I pay for the tools. I use them literally every day.
I've spent a solid portion of this year sharing my experience with Claude, Cursor and Gippity and where they fall short.
Looks like I'm not alone. | ARTICLE | Brian | Jenney | 4,149 | 0 | 40 | 24 | 2 | 0 | 0.015907 | null | 2025-12-18 09:13:38 | https://www.linkedin.com/feed/update/urn:li:activity:7407468096439037952 |
urn:li:activity:7407102288575647744 | Web devs: hereโs a practical path to learn AI without quitting your day job:
What youโll be able to build in ~6โ8 weeks (1โ2 hrs/night): a docs Q&A bot for your repo, a customer-support search tool, or a summarizer that plugs into your app.
Real projects, not demo toys.
๐ง๐ต๐ฒ ๐ฝ๐ฎ๐๐ต:
โข ๐๐ฒ๐ ๐๐ต๐ฒ ๐บ๐ฒ๐ป๐๐ฎ๐น ๐บ๐ผ๐ฑ๐ฒ๐น ๐ฟ๐ถ๐ด๐ต๐: tokens, embeddings, vectors, context window, latency/cost. You donโt need PhD math - just enough to reason about tradeoffs.
โข ๐ฆ๐ต๐ถ๐ฝ ๐ฎ ๐๐ถ๐ป๐ ๐๐๐ฎ๐ฟ๐๐ฒ๐ฟ: Next.js + Vercel AI SDK (or OpenAI/Anthropic SDK). One route, one prompt, stream the response. Push to prod day 1.
โข ๐๐ฑ๐ฑ ๐ฟ๐ฒ๐๐ฟ๐ถ๐ฒ๐๐ฎ๐น (๐ฅ๐๐): chunk your own docs/README/issues, embed them, store in pgvector/Supabase or Pinecone, then "ground" answers with your data.
โข ๐ ๐ผ๐ป๐ถ๐๐ผ๐ฟ ๐๐๐ฎ๐ด๐ฒ/๐ฐ๐ผ๐๐๐: log tokens and latency per request. Set monthly caps.
โข ๐จ๐ฝ๐ด๐ฟ๐ฎ๐ฑ๐ฒ ๐๐ต๐ฒ ๐จ๐ซ: add tool/function calling for structured outputs, retries with fallbacks, and guardrails for edge cases.
โข ๐ฆ๐ต๐ถ๐ฝ ๐ฎ ๐ฟ๐ฒ๐ฎ๐น ๐๐๐ฒ ๐ฐ๐ฎ๐๐ฒ: deploy, add analytics, and get someone (even just you at work) using it for a week. Iterate on what breaks.
๐ช๐ต๐ฎ๐ ๐๐ผ ๐๐ธ๐ถ๐ฝ (๐ณ๐ผ๐ฟ ๐ป๐ผ๐):
โข Building a ChatGPT clone
โข Rewriting your stack around the โframework of the weekโ
โข Deep-diving transformer math before youโve shipped anything
โข Chasing the newest model every 48 hours
๐ ๐ฟ๐ฒ๐ฎ๐น๐ถ๐๐๐ถ๐ฐ ๐๐ถ๐บ๐ฒ๐น๐ถ๐ป๐ฒ:
โข Week 1: Starter app + streaming + basic prompt
โข Weeks 2โ3: RAG with your data + evals
โข Weeks 4โ5: Monitoring, cost controls, tool calls
โข Weeks 6โ8: Ship a real workflow and iterate
๐ช๐ฎ๐ป๐ ๐ฎ ๐ป๐ผโ๐๐ฆ ๐๐๐ฎ๐ฟ๐๐ถ๐ป๐ด ๐ฝ๐ผ๐ถ๐ป๐?
โข AI with JavaScript (hands-on guide): https://lnkd.in/gPWqvEff
โข AI with RAG (project guide): https://lnkd.in/d6Pzfcg6
If you can build a CRUD app, you can build with AI. The trick is focusing on data and shipping small (but useful) tools. | TEXT | Brian | Jenney | 3,166 | 0 | 23 | 11 | 0 | 0 | 0.010739 | null | 2025-12-17 09:00:02 | https://www.linkedin.com/feed/update/urn:li:activity:7407102288575647744 |
urn:li:activity:7406740305170948096 | AI wrote this.
Iโm testing a new app I built that can draft posts in my voice, suggest relevant lead magnets, and pull in examples from past content. It uses tool-calling, RAG, and a vector index of 1,000+ of my posts to get close to how I actually write.
Why share this? Because โAI for contentโ doesnโt have to be fluff. Hereโs a practical example and how I got it working.
๐ช๐ต๐ฎ๐ ๐ถ๐ ๐ฑ๐ผ๐ฒ๐:
โข ๐๐บ๐ถ๐๐ฎ๐๐ฒ๐ ๐บ๐ ๐๐ผ๐ถ๐ฐ๐ฒ: It retrieves similar posts from my archive and mirrors tone, length, and structure.
โข ๐๐ป๐ผ๐๐ ๐๐ต๐ฎ๐ ๐๐ผ ๐ฟ๐ฒ๐ณ๐ฒ๐ฟ๐ฒ๐ป๐ฐ๐ฒ: It can suggest relevant resources (like an AI lead magnet) and drop the right links.
โข ๐ฆ๐๐ฎ๐๐ ๐ผ๐ป-๐บ๐ฒ๐๐๐ฎ๐ด๐ฒ: It pulls my business context (programs, voice, audience) before it writes, so itโs not guessing.
๐๐ผ๐ ๐ถ๐ ๐๐ผ๐ฟ๐ธ๐ (๐ต๐ถ๐ด๐ต ๐น๐ฒ๐๐ฒ๐น):
โข Stack: TypeScript + Next.js + OpenAI function/tool-calling + a vector database for retrieval + Vercel AI SDK.
โข RAG: I chunked ~1,000 posts, embedded them, and use semantic search to retrieve 5โ10 examples as grounding before it drafts.
โข Tool-calling orchestration:
โข Tool A fetches brand/business context (voice, audience, programs).
โข Tool B retrieves similar writing samples to match style.
โข Tool C searches my resource library to recommend the right lead magnet.
โข Guardrails:
โข Schema validation for structured outputs (titles, hooks, bullets).
โข Unit tests with an LLM-as-judge to catch regressions in tone and truthiness.
โข Caching on prompt prefixes to keep latency/cost under control.
โข Human-in-the-loop: I still review, tighten, and fact-check. Itโs a co-writer, not a replacement.
If youโre curious about building this kind of thing, start with a small RAG pipeline and add tool-calling later. Keep it boring: get retrieval working reliably, then layer on features like resource suggestions and schemaโd outputs.
๐ฅ๐ฒ๐๐ผ๐๐ฟ๐ฐ๐ฒ ๐๐ต๐ฎ๐ ๐ฝ๐ฎ๐ถ๐ฟ๐ ๐๐ถ๐๐ต ๐๐ต๐ถ๐ ๐ฝ๐ผ๐๐:
โข ๐๐ ๐๐ถ๐๐ต ๐ฅ๐๐: a practical guide to building retrieval-augmented features in your appย https://lnkd.in/gndxjhic | IMAGE | Brian | Jenney | 2,480 | 0 | 23 | 12 | 0 | 0 | 0.014113 | null | 2025-12-16 09:01:39 | https://www.linkedin.com/feed/update/urn:li:activity:7406740305170948096 |
urn:li:activity:7406739938295181312 | My most embarrassing interview?
That time I ended an interview 10 minutes in when the interviewer asked me a problem I knew I could not solve. I figured I'd save us both some time and awkward chit chat if I just left.
So I did. ๐ข
I vowed to never be in that position again.
You see, I sucked at interviewing for years. It ruined my confidence and made me scared to take risks at work.
Then I spent thousands of dollars and hundreds of hours learning DSA, system design and reading up on all the parts of JS that I skipped from being mostly self-taught.
With my newfound confidence I did around 40 interviews over a year.
- 20 mock interviews.
- 3 FAANG final rounds.
- A dozen non-FAANG.
- Too many recruiter screens to count.
๐ฅ๐ฒ๐๐๐น๐: Offer with an increase of ~30K and another one for ~50K. More importantly, a hell of a lot more confidence.
In the article below, I'm giving away the material I created that's helped over 100 other developers nail their front end technical interview. Merry Christmas!
๐'๐ข ๐๐ค๐ฃ๐จ๐๐๐๐ง๐๐ฃ๐ ๐๐ค๐๐ฃ๐ ๐๐ฃ ๐ด ๐ฌ๐๐๐ ๐๐ง๐๐จ๐ ๐๐ค๐ช๐ง๐จ๐ ๐ค๐ฃ ๐๐ค๐ฃ-๐๐ผ๐ผ๐๐ ๐๐ฃ๐ฉ๐๐ง๐ซ๐๐๐ฌ๐จ ๐ฉ๐๐๐ก๐ค๐ง๐๐ ๐ฉ๐ค๐ฌ๐๐ง๐๐จ ๐
๐ ๐๐๐ซ๐จ. ๐ฟ๐ ๐๐ ๐ฎ๐ค๐ช ๐ฌ๐๐ฃ๐ฉ ๐ฉ๐๐ ๐๐๐ฉ๐๐๐ก๐จ. | ARTICLE | Brian | Jenney | 4,367 | 0 | 30 | 3 | 0 | 0 | 0.007557 | null | 2025-12-16 09:00:11 | https://www.linkedin.com/feed/update/urn:li:activity:7406739938295181312 |
urn:li:activity:7406345758351835136 | 5 takeaways after 6 months at an AI startup:
1. ๐ ๐๐๐ฐ๐ธ๐ฒ๐ฑ ๐ฎ๐ ๐ฝ๐ฟ๐ผ๐บ๐ฝ๐๐ถ๐ป๐ด. โ โ๐๐ฑ๐ต๐ช๐ฎ๐ช๐ป๐ฆ ๐ต๐ฉ๐ช๐ด ๐ง๐ถ๐ฏ๐ค๐ต๐ช๐ฐ๐ฏโ โ
โ๐๐ด๐ฆ ๐๐ณ๐ฐ๐ฎ๐ช๐ด๐ฆ.๐ข๐ญ๐ญ๐๐ฆ๐ต๐ต๐ญ๐ฆ๐ฅ ๐ข๐ฏ๐ฅ ๐ฆ๐น๐ฆ๐ค๐ถ๐ต๐ฆ ๐ต๐ฉ๐ฆ๐ด๐ฆ ๐ฑ๐ณ๐ฐ๐ฎ๐ช๐ด๐ฆ๐ด ๐ช๐ฏ ๐ฃ๐ข๐ต๐ค๐ฉ๐ฆ๐ด ๐ฐ๐ง 10โ
2. ๐ฉ๐ถ๐ฏ๐ฒ ๐ฐ๐ผ๐ฑ๐ถ๐ป๐ด ๐ถ๐ ๐ฎ๐บ๐ฎ๐๐ถ๐ป๐ดโฆ for non-developers. The CEOs vibe coded an amazing mock up with some working code. Great for brain-storming and god-awful for production.
3. ๐ฅ๐๐ ๐ถ๐ ๐ฒ๐ฎ๐๐ ๐๐ผ ๐ถ๐บ๐ฝ๐น๐ฒ๐บ๐ฒ๐ป๐ ๐ฎ๐ป๐ฑ ๐ฒ๐ฎ๐๐ ๐๐ผ ๐ฐ๐ผ๐บ๐ฝ๐น๐ฒ๐๐ฒ๐น๐ ๐๐ฐ๐ฟ๐ฒ๐ ๐๐ฝ. Chunking and metadata cannot be after thoughts (๐ช๐ง ๐บ๐ฐ๐ถ ๐ฅ๐ฐ๐ฏโ๐ต ๐ฌ๐ฏ๐ฐ๐ธ ๐๐๐, ๐ด๐ต๐ข๐ณ๐ต ๐ฉ๐ฆ๐ณ๐ฆ: https://lnkd.in/d6Pzfcg6)
4. ๐ฌ๐ผ๐ ๐ฝ๐ฟ๐ผ๐ฏ๐ฎ๐ฏ๐น๐ ๐ฑ๐ผ๐ปโ๐ ๐ป๐ฒ๐ฒ๐ฑ โ๐ฎ๐ด๐ฒ๐ป๐๐โ. Try an LLM-powered workflow first. Decide if an AI framework is really worth the complexity.
5. ๐ ๐ฎ๐ฐ๐๐๐ฎ๐น๐น๐ ๐ฑ๐ถ๐ฑ ๐ญ๐ฌ๐
๐๐ถ๐๐ต ๐๐ - when starting from scratch. Productivity slowed in direct proportion to how large/complex the system became. This is why the biggest tech companies are hiring MORE developers, not less.
Weโre in a weird period as software developers. There arenโt any hard and fast rules when it comes to working with AI.
Weโre all figuring this out as we go along and learning where the hype ends and reality begins.
***
I share more of my spicy takeaways here: https://lnkd.in/ezFJ2H4Q | TEXT | Brian | Jenney | 2,180 | 0 | 29 | 5 | 0 | 0 | 0.015596 | null | 2025-12-15 06:53:52 | https://www.linkedin.com/feed/update/urn:li:activity:7406345758351835136 |
urn:li:activity:7405294122686808065 | 3 students from Parsity just got hired.
Theyโre talented, amazing people and well deserving. And theyโre not much different than you.
They felt uncertain.
Like it would never happen.
That maybe they just werenโt good enough.
When I think of all the mentees Iโve seen get hired over the years, there are few hard and fast rules.
- Most did NOT learn in public.
- Some mass-applied.
- A few networked their way to the first role.
- Many of their interviews were barely technical.
- Some ONLY got LeetCode problems.
Your timeline will be unpredictable.
Be persistent, practically optimistic that opportunity will present itself, re-calibrate when you see things not working, maintain your skills and your own success will be inevitable. | IMAGE | Brian | Jenney | 7,854 | 0 | 56 | 6 | 0 | 0 | 0.007894 | null | 2025-12-12 09:15:02 | https://www.linkedin.com/feed/update/urn:li:activity:7405294122686808065 |
urn:li:activity:7404926297447129108 | Nearly 5 years ago, I made my first 5 figures online by selling interview prep to junior and mid-level developers.
Creating that material honestly taught me as much as it helped others.
Let me be clear:
Interviewing sucks. This is fax.
And yet itโs the highest-paying skill you can have as a developer.
If you actually finish the assignments and material I can guarantee you'll be more prepared than 99% of bootcamp grads who are interviewing outside Big Tech.
The program was really successful:
โข Ryan got a lead eng position for a well known news org
โข Sean went from a chaotic start up to Calendly
โข Eric went from PT to FT with a 13K raise
โข A young man I met on IG (forget his name) bought a new car after he landed his first role!
I'm no longer selling access to this material as I focus on Parsity.
Instead of letting this material collect dust, Iโm giving it away for free until I come to my senses.
If it helps even a few people level up then it's worth it (๐ซ๐ฆ๐ฆ๐ป ๐ ๐ง๐ฆ๐ญ๐ต ๐ค๐ฐ๐ณ๐ฏ๐บ ๐ซ๐ถ๐ด๐ต ๐ต๐บ๐ฑ๐ช๐ฏ๐จ ๐ต๐ฉ๐ข๐ต ๐ฃ๐ถ๐ต ๐ช๐ต'๐ด ๐ต๐ณ๐ถ๐ฆ).
๐ Grab it here: https://lnkd.in/gmfCB5jm | IMAGE | Brian | Jenney | 5,371 | 0 | 29 | 4 | 1 | 0 | 0.00633 | null | 2025-12-11 08:53:26 | https://www.linkedin.com/feed/update/urn:li:activity:7404926297447129108 |
urn:li:activity:7404587023681863681 | The human brain builds new neural pathways in as little as a few focused minutes a day.
But without structure, feedback, and accountability?
Those same pathways weaken just as fast as they're created.
๐ง๐ต๐ถ๐ ๐ฒ๐
๐ฝ๐น๐ฎ๐ถ๐ป๐ ๐๐ต๐ ๐๐ผ๐บ๐ฒ ๐ฑ๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐ฒ๐ฟ๐ ๐ด๐ฒ๐ ๐๐๐๐ฐ๐ธ ๐ผ๐ป ๐ฎ ๐น๐ฒ๐ฎ๐ฟ๐ป๐ถ๐ป๐ด ๐ต๐ฎ๐บ๐๐๐ฒ๐ฟ ๐๐ต๐ฒ๐ฒ๐น ๐ฎ๐ธ๐ฎ ๐๐๐๐ผ๐ฟ๐ถ๐ฎ๐น ๐ต๐ฒ๐น๐น.
Inconsistency becomes the biggest killer of progress.
You feel "behind." Get discouraged. Fall out of the habit entirely.
๐ ๐ผ๐บ๐ฒ๐ป๐๐๐บ ๐บ๐ฎ๐๐๐ฒ๐ฟ๐ ๐บ๐ผ๐ฟ๐ฒ ๐๐ต๐ฎ๐ป ๐๐ฝ๐ฒ๐ฒ๐ฑ.
Once it drops, everything feels harder.
Because it is.
The fix?
Build a system that removes friction and promotes consistency.
Systems create predictable results.
Motivation does not.
๐๐ฒ๐ฟ๐ฒ'๐ ๐๐ต๐ฎ๐ ๐ฎ๐ฐ๐๐๐ฎ๐น๐น๐ ๐๐ผ๐ฟ๐ธ๐:
1. Set a minimum daily commitment, even 10 minutes keeps the habit alive
2. ๐ช๐ฟ๐ถ๐๐ฒ ๐ฑ๐ผ๐๐ป ๐๐ผ๐๐ฟ ๐ป๐ฒ๐
๐ ๐๐ฎ๐๐ธ ๐ฏ๐ฒ๐ณ๐ผ๐ฟ๐ฒ ๐ฏ๐ฒ๐ฑ, no more stressing over what to do when you wake up and your kids need pancakes!
3. ๐ง๐ฟ๐ฎ๐ฐ๐ธ ๐๐ผ๐๐ฟ ๐๐ถ๐ป๐, finished lessons, solved bugs, concepts understood
4. ๐จ๐๐ฒ ๐ญ-๐ฎ ๐ฝ๐ฟ๐ผ๐ท๐ฒ๐ฐ๐๐ as your learning engine, ๐ป๐ผ๐ ๐ฐ๐ณ ๐ต๐ฎ๐น๐ณ-๐ณ๐ถ๐ป๐ถ๐๐ต๐ฒ๐ฑ ๐๐๐๐ผ๐ฟ๐ถ๐ฎ๐น๐
5. ๐๐ฒ๐ ๐ณ๐ฒ๐ฒ๐ฑ๐ฏ๐ฎ๐ฐ๐ธ: mentors, peers, code reviews
Do this for 30 days.
You'll rebuild momentum, boost confidence, and smooth your learning curve.
Simple, effective, repeatable.
Easy? Not really. | TEXT | Brian | Jenney | 1,574 | 0 | 22 | 3 | 0 | 0 | 0.015883 | null | 2025-12-10 10:25:16 | https://www.linkedin.com/feed/update/urn:li:activity:7404587023681863681 |
urn:li:activity:7404311957106765824 | Stop obsessing over your tech stack.
You can honestly just head to Parsity and grab our syllabus to figure out a safe list of tech to learn.
That's NEVER been the hard part when it comes to learning to code.
To be a hire-able developer, you must build.
All you need is 1 project with 5 stages to take you from HTML to JS to AI to AWS and a whole lot of other acronyms in between โฌ๏ธ
๐๐ง ๐ฑ๐ฐ๐ฅ๐ด ๐ข๐ณ๐ฆ๐ฏ'๐ต ๐บ๐ฐ๐ถ๐ณ ๐ต๐ฉ๐ช๐ฏ๐จ, ๐ซ๐ถ๐ด๐ต ๐จ๐ณ๐ข๐ฃ ๐ต๐ฉ๐ฆ ๐ข๐ณ๐ต๐ช๐ค๐ญ๐ฆ ๐ช๐ฏ ๐ต๐ฉ๐ฆ ๐ฅ๐ฆ๐ด๐ค๐ณ๐ช๐ฑ๐ต๐ช๐ฐ๐ฏ ๐ธ๐ช๐ต๐ฉ ๐ณ๐ฆ๐ด๐ฐ๐ถ๐ณ๐ค๐ฆ๐ด, ๐ฃ๐ฐ๐ฐ๐ฌ ๐ณ๐ฆ๐ค๐ฐ๐ด ๐ข๐ฏ๐ฅ ๐ฆ๐น๐ข๐ค๐ต๐ญ๐บ ๐ธ๐ฉ๐ข๐ต ๐ต๐ฐ ๐ฃ๐ถ๐ช๐ญ๐ฅ ๐ช๐ฏ 2026. | ARTICLE | Brian | Jenney | 2,984 | 0 | 28 | 3 | 0 | 0 | 0.010389 | null | 2025-12-09 16:12:16 | https://www.linkedin.com/feed/update/urn:li:activity:7404311957106765824 |
urn:li:activity:7404197525521506307 | If you're preparing for a front end interview - read this:
Spoke to an acquaintance who works in big tech and just landed a role.
Heโs done a dozen interviews across startups and a few companies youโve heard of.
What he reported might surprise you:
Out of all those technical rounds, he only got 1 DSA problem.
Everything else was practical frontend work:
โข autosuggest with debounce
โข dashboards with error handling
โข forms with range queries
โข requestAnimationFrame timers
โข pagination
โข API contract design
โข React fundamentals
ย ย
He also moved to multiple final rounds after not fully completing the technical challenge.
If youโre still grinding LeetCode because you think thatโs what frontend interviews look like in 2025 going into 2026, youโre studying for a test many companies arenโt giving. | TEXT | Brian | Jenney | 20,779 | 0 | 79 | 17 | 4 | 0 | 0.004813 | null | 2025-12-09 08:37:33 | https://www.linkedin.com/feed/update/urn:li:activity:7404197525521506307 |
urn:li:activity:7403847184246427648 | Too many developers are obsessed with the surface layer when it comes to AI.
The fun stuff is just a layer below.
Over the last 12 months I've been using AI in production apps which has not only been fun, but has significantly increased interest in my profile.
Here's how I'm actually working with these tools:
๐ฆ๐๐ฟ๐๐ฐ๐๐๐ฟ๐ฒ๐ฑ ๐ฅ๐ฒ๐๐ฝ๐ผ๐ป๐๐ฒ๐: LLMs can return structured data if you provide a schema. OpenAI supports this out of the box with ๐ฃ๐๐.
๐ง๐ฒ๐๐๐ถ๐ป๐ด ๐๐ ๐ฟ๐ฒ๐๐ฝ๐ผ๐ป๐๐ฒ๐: A small tweak to a prompt can break things fast. I use LLM-as-a-judge and unit tests for functions that rely on AI responses. Saves my ass regularly.
๐ฆ๐ฐ๐ฟ๐ฎ๐ฝ๐ถ๐ป๐ด ๐บ๐ฎ๐ฑ๐ฒ ๐ฒ๐ฎ๐๐: I'm done writing complicated parsing logic. Throw the HTML at an LLM and get a structured response back.
There's so much more I'm exploring: RAG, fine-tuning, agents and workflows.
It's a fun time to be a software developer. | TEXT | Brian | Jenney | 2,021 | 0 | 23 | 2 | 0 | 0 | 0.01237 | null | 2025-12-08 09:25:25 | https://www.linkedin.com/feed/update/urn:li:activity:7403847184246427648 |
urn:li:activity:7403097226073600000 | If youโre a full stack dev and thinking you need to switch into ML - watch this first. | VIDEO | Brian | Jenney | 4,287 | 0 | 77 | 8 | 7 | 0 | 0.02146 | null | 2025-12-06 07:45:21 | https://www.linkedin.com/feed/update/urn:li:activity:7403097226073600000 |
urn:li:activity:7402443193587539968 | โ๐๐ฆ ๐ด๐ฉ๐ฐ๐ถ๐ญ๐ฅ ๐ฃ๐ฆ ๐ข๐ฃ๐ญ๐ฆ ๐ต๐ฐ ๐ฃ๐ถ๐ช๐ญ๐ฅ ๐ต๐ธ๐ช๐ค๐ฆ ๐ข๐ด ๐ง๐ข๐ด๐ต ๐ธ๐ช๐ต๐ฉ ๐ฉ๐ข๐ญ๐ง ๐ต๐ฉ๐ฆ ๐ฑ๐ฆ๐ฐ๐ฑ๐ญ๐ฆ.โ
That was the promise of AI and itโs failing a lot of developers.
Leaders believe the hype. Teams get thrown into AI workflows with no training. And weโre all supposed to โfigure it outโ from viral posts.
Hereโs the system that works for me so far:
1. ๐ฃ๐น๐ฎ๐ป ๐ณ๐ถ๐ฟ๐๐. I voice out the idea to ChatGPT to clarify direction.
2. ๐๐ถ๐ป๐ฑ ๐ฎ ๐ฝ๐ฎ๐๐๐ฒ๐ฟ๐ป. Either existing examples or one I write myself.
3. ๐ฆ๐๐ฎ๐ฟ๐ ๐๐ถ๐ป๐. Never trust AI with big refactors upfront.
4. ๐๐ฒ๐พ๐๐ฒ๐๐ฒ ๐๐ฎ๐๐ธ๐. Once a pattern works, I feed it more.
5. ๐ฅ๐ฒ๐๐ถ๐ฒ๐ ๐บ๐ฎ๐ป๐๐ฎ๐น๐น๐. Draft PR, check everything, then commit.
When Iโm experimenting or stress-testing an idea, I ignore the rules and let AI run wild just to see if the approach has legs.
I'm genuinely curious, how are you using Cursor or Claude in your workflow? | TEXT | Brian | Jenney | 1,830 | 0 | 14 | 7 | 0 | 0 | 0.011475 | null | 2025-12-04 12:26:28 | https://www.linkedin.com/feed/update/urn:li:activity:7402443193587539968 |
urn:li:activity:7402429817826304001 | Are you a โpassionate developerโ?
Do you need to be?
I've met too many "passionate" developers who:
โข have no commits after graduating
โข deploy a portfolio site that breaks apart in mobile view
โข forgot how to write a for loop
Amber Adamson and I aren't trying to dunk on junior devs. We honestly just want to see you succeed and too much fluff on LinkedIn is designed to make you feel good instead of winning the game.
Link to the episode in comments with some solid ass resources to help you contribute to open source. | VIDEO | Brian | Jenney | 2,852 | 0 | 34 | 7 | 0 | 0 | 0.014376 | null | 2025-12-04 11:33:19 | https://www.linkedin.com/feed/update/urn:li:activity:7402429817826304001 |
urn:li:activity:7402051309841084416 | When I decided to learn AI, I started completely in the wrong place.
I went straight into ML engineering books, LLM architecture deep dives, and even tried learning how to build a large language model from scratch.
As a full-stack developer, that wasnโt the path that helped me understand how to actually use this stuff.
Here are ๐ฏ ๐๐๐ฒ๐ฝ๐ that helped me build real intuition โ
๐ญ. ๐ฆ๐๐ฎ๐ฟ๐ ๐๐ถ๐๐ต ๐น๐ถ๐ป๐ฒ๐ฎ๐ฟ ๐ฎ๐น๐ด๐ฒ๐ฏ๐ฟ๐ฎ ๐ณ๐ผ๐ฟ ๐ฑ๐๐บ๐บ๐ถ๐ฒ๐
โข Get the basics: dot product, cosine similarity, and how vectors actually ๐ฃ๐ฆ๐ฉ๐ข๐ท๐ฆ.
โข Search โ3Blue1Brown linear algebraโ on YouTube. The visuals make everything click.
โข Understanding vectors will give you some intuition for how step #2 works .
๐ฎ. ๐ฆ๐ต๐ถ๐ฝ ๐ฎ ๐บ๐ถ๐ป๐ถ ๐ฅ๐๐ ๐๐๐๐๐ฒ๐บ
โข Find some documents you have available, embed them, store vectors in Qdrant or Pinecone, and build an โask your documentsโ search.
โข This alone will give you more intuition than 40 pages of math.
๐ฏ. ๐๐๐ถ๐น๐ฑ ๐ฎ ๐๐ถ๐บ๐ฝ๐น๐ฒ ๐ฎ๐ด๐ฒ๐ป๐ ๐๐ผ๐ฟ๐ธ๐ณ๐น๐ผ๐
โข Build a workflow with at least 2 agents that handle separate tasks.
โข Replicate that same flow using LangGraph (or similar) to understand the problems that agent frameworks solve.
โข ๐๐
๐ฎ๐บ๐ฝ๐น๐ฒ: I built a system to search thousands of pieces of content Iโve written and retrieve them by tone, theme, or emotion and built this using different approaches.
Most developers read about AI long before they ever ๐ต๐ฐ๐ถ๐ค๐ฉ it. It should be the opposite.
๐๐ ๐ฎ๐ค๐ช ๐ฌ๐๐ฃ๐ฉ ๐จ๐ค๐ข๐๐ฉ๐๐๐ฃ๐ ๐๐ค๐ฃ๐๐ง๐๐ฉ๐ ๐ฉ๐ค ๐๐ช๐๐ก๐, ๐๐ค๐ข๐ข๐๐ฃ๐ฉ ๐ค๐ง ๐ฟ๐ ๐ค (๐จ๐ค ๐ ๐ ๐ฃ๐ค๐ฌ ๐ฎ๐ค๐ช'๐ง๐ ๐ฃ๐ค๐ฉ ๐ ๐ง๐ค๐๐ค๐ฉ) ๐๐ฃ๐ ๐โ๐ก๐ก ๐จ๐๐ฃ๐ ๐ฎ๐ค๐ช ๐ฎ ๐ฅ๐ง๐๐๐ฉ๐๐๐๐ก, ๐๐ค๐๐-๐๐๐๐ซ๐ฎ ๐๐ญ๐๐ง๐๐๐จ๐๐จ ๐ฉ๐ค ๐๐๐ฉ ๐ฎ๐ค๐ช ๐ข๐ค๐ซ๐๐ฃ๐. | TEXT | Brian | Jenney | 6,617 | 0 | 33 | 10 | 0 | 0 | 0.006498 | #2 | 2025-12-03 10:29:15 | https://www.linkedin.com/feed/update/urn:li:activity:7402051309841084416 |
urn:li:activity:7401689112325599232 | Career advice that sounded good on paper but didn't work for me:
1. Don't get involved in office politics
2. You don't need DSA (๐คโ๐๐ก๐๐๐๐๐๐ ๐๐๐ก๐๐๐ฃ๐๐๐ค๐ ๐๐๐ ๐๐๐๐ ๐๐)
3. Stay at each company for 2 years minimum
4. Impostor syndrome is all in your head
5. Hard work will get you promoted
As an outsider to tech from an about as non-traditional background as you can imagine - I learned what works for others wouldn't really work for me.
Here's some career advice I've gathered over the last 11 years that the LinkedIn mob won't tell you. | ARTICLE | Brian | Jenney | 5,904 | 0 | 40 | 21 | 0 | 0 | 0.010332 | null | 2025-12-02 10:30:01 | https://www.linkedin.com/feed/update/urn:li:activity:7401689112325599232 |
urn:li:activity:7401669124445437952 | Better than LeetCode.
And free-er too.
Every year a large community of developers join Advent of Code for Christmas-themed coding challenges.
I usually get through the first week or 2 before I tap out.
The first couple days are typically doable for beginners and a good litmus test of your problem solving skills. | IMAGE | Brian | Jenney | 2,356 | 0 | 45 | 6 | 0 | 0 | 0.021647 | null | 2025-12-02 09:10:35 | https://www.linkedin.com/feed/update/urn:li:activity:7401669124445437952 |
urn:li:activity:7401306380122415104 | The human brain builds new neural pathways in as little as a few focused minutes a day.
But without structure, feedback, and accountability, those same pathways weaken just as fast as theyโre created.
This explains why ๐๐ผ๐บ๐ฒ ๐ฑ๐ฒ๐๐ฒ๐น๐ผ๐ฝ๐ฒ๐ฟ๐ ๐ด๐ฒ๐ ๐๐๐๐ฐ๐ธ ๐ผ๐ป ๐ฎ ๐น๐ฒ๐ฎ๐ฟ๐ป๐ถ๐ป๐ด ๐ต๐ฎ๐บ๐๐๐ฒ๐ฟ ๐๐ต๐ฒ๐ฒ๐น.
Inconsistency becomes the biggest killer of progress.
You feel โbehind,โ get discouraged, and fall out of the habit entirely.
๐ ๐ผ๐บ๐ฒ๐ป๐๐๐บ ๐บ๐ฎ๐๐๐ฒ๐ฟ๐ ๐บ๐ผ๐ฟ๐ฒ ๐๐ต๐ฎ๐ป ๐๐ฝ๐ฒ๐ฒ๐ฑ. Once it drops, everything feels harder... because it is.
So, how do we fix this issue?
๐๐๐ถ๐น๐ฑ ๐ฎ ๐๐๐๐๐ฒ๐บ ๐๐ต๐ฎ๐ ๐ฟ๐ฒ๐บ๐ผ๐๐ฒ๐ ๐ณ๐ฟ๐ถ๐ฐ๐๐ถ๐ผ๐ป ๐ฎ๐ป๐ฑ ๐ฟ๐ฒ๐๐ฎ๐ฟ๐ฑ๐ ๐ฐ๐ผ๐ป๐๐ถ๐๐๐ฒ๐ป๐ฐ๐.
Systems create predictable results; motivation does not.
๐๐ฒ๐ฟ๐ฒ ๐ฎ๐ฟ๐ฒย ๐ฑ ๐ฎ๐ฐ๐๐ถ๐ผ๐ป๐ฎ๐ฏ๐น๐ฒ ๐๐๐ฒ๐ฝ๐ย ๐๐ผ ๐ต๐ฒ๐น๐ฝ ๐๐ผ๐ ๐ด๐ฒ๐ ๐๐๐ฎ๐ฟ๐๐ฒ๐ฑ:
1. ๐ฆ๐ฒ๐ ๐ฎ ๐บ๐ถ๐ป๐ถ๐บ๐๐บ ๐ฑ๐ฎ๐ถ๐น๐ ๐ฐ๐ผ๐บ๐บ๐ถ๐๐บ๐ฒ๐ป๐: even 10 minutes keeps the habit alive.
2. ๐๐ฒ๐ฒ๐ฝ ๐ฎ ๐ป๐ผ๐๐ฒ๐ฏ๐ผ๐ผ๐ธ ๐ฏ๐ ๐๐ผ๐๐ฟ ๐ฏ๐ฒ๐ฑ: write down the next task you plan to do - a tutorial, a small feature, fixing some bug, etc. No more guessing what to do next.
3. ๐ง๐ฟ๐ฎ๐ฐ๐ธ ๐๐ผ๐๐ฟ ๐๐ถ๐ป๐: finished lessons, solved bugs, concepts understood. Leave yourself proof of progress.
4. ๐จ๐๐ฒ ๐ญ ๐ผ๐ฟ ๐ฎ ๐ฝ๐ฟ๐ผ๐ท๐ฒ๐ฐ๐๐ ๐ฎ๐ ๐๐ผ๐๐ฟ ๐น๐ฒ๐ฎ๐ฟ๐ป๐ถ๐ป๐ด ๐ฒ๐ป๐ด๐ถ๐ป๐ฒ (๐๐ "๐ด๐ช๐ฅ๐ฆ ๐ฑ๐ณ๐ฐ๐ซ๐ฆ๐ค๐ต" ๐ช๐ง ๐บ๐ฐ๐ถ ๐ธ๐ข๐ฏ๐ต ๐ฎ๐บ ๐ด๐ช๐ฅ๐ฆ ๐ฑ๐ณ๐ฐ๐ซ๐ฆ๐ค๐ต ๐ค๐ฉ๐ฆ๐ข๐ต ๐ด๐ฉ๐ฆ๐ฆ๐ต).
5. ๐๐ฒ๐ ๐ณ๐ฒ๐ฒ๐ฑ๐ฏ๐ฎ๐ฐ๐ธ: mentors, peers, or code reviews. Find someone with experience to give you feedback on your code
Do this and youโll ๐ฟ๐ฒ๐ฏ๐๐ถ๐น๐ฑ ๐บ๐ผ๐บ๐ฒ๐ป๐๐๐บ, ๐ฏ๐ผ๐ผ๐๐ ๐ฐ๐ผ๐ป๐ณ๐ถ๐ฑ๐ฒ๐ป๐ฐ๐ฒ, ๐ฎ๐ป๐ฑ ๐๐บ๐ผ๐ผ๐๐ต ๐๐ผ๐๐ฟ ๐น๐ฒ๐ฎ๐ฟ๐ป๐ถ๐ป๐ด ๐ฐ๐๐ฟ๐๐ฒ. | TEXT | Brian | Jenney | 1,913 | 0 | 30 | 9 | 0 | 0 | 0.020387 | null | 2025-12-01 09:09:10 | https://www.linkedin.com/feed/update/urn:li:activity:7401306380122415104 |
urn:li:activity:7400597793318457344 | This might lose me some business, but it needs to be said:
You can't stack AI skills on top of shaky software skills.
Before you dive into agents, RAG, or fine-tuning, you need real coding basics.
Do this first:
โข ๐๐ฒ๐ ๐ฐ๐ผ๐บ๐ณ๐ผ๐ฟ๐๐ฎ๐ฏ๐น๐ฒ ๐๐ถ๐๐ต ๐ณ๐๐ป๐ฑ๐ฎ๐บ๐ฒ๐ป๐๐ฎ๐น๐: APIs, error handling, common design patterns and building and deploying full stack apps
โข ๐จ๐ป๐ฑ๐ฒ๐ฟ๐๐๐ฎ๐ป๐ฑ ๐๐ต๐ฒ ๐ฒ๐๐๐ฒ๐ป๐๐ถ๐ฎ๐น ๐๐ ๐ฝ๐ฟ๐ถ๐บ๐ถ๐๐ถ๐๐ฒ๐: Tokens, embeddings, context windows. If those concepts feel fuzzy, everything advanced will feel like magic.
Hereโs the truth:
AI engineering isnโt a shortcut. Itโs software development with more moving parts and a rule book that is still being written.
If you donโt have a solid foundation you'll be building on a house of cards. | TEXT | Brian | Jenney | 33,801 | 0 | 182 | 40 | 13 | 0 | 0.006952 | null | 2025-11-29 10:13:30 | https://www.linkedin.com/feed/update/urn:li:activity:7400597793318457344 |
urn:li:activity:7400242989056417792 | Here are 4 services I don't regret buying that no one sponsored me to tell you:
1. https://lnkd.in/guxkUu3e (๐๐น๐ด๐ผ๐๐
๐ฝ๐ฒ๐ฟ๐) - AlgoExpert is my go to for studying DSA and prepping for FE interviews
2. https://lnkd.in/gc-vexCT (๐๐ฑ๐๐ฐ๐ฎ๐๐ถ๐๐ฒ) - Educative's Grokking the Interview exposes the patterns behind 99% of the problems you will encounter in whiteboard interviews
3. https://www.jointaro.com/ (๐๐ผ๐ถ๐ป๐ง๐ฎ๐ฟ๐ผ)- expert career advice and a true community for developers who want practical guidance
4. https://codecrafters.io/ (๐๐ผ๐ฑ๐ฒ๐๐ฟ๐ฎ๐ณ๐๐ฒ๐ฟ๐) - you build real software using git to submit your work. For senior devs who are tired of long ass videos (check out John Crickett as well)
5. https://parsity.io/dev30 (๐๐ฒ๐ ๐ฏ๐ฌ) - a 30 day program to learn JS for real and build in public
That 5th one is my own program ๐.
๐'๐บ ๐ฑ๐ผ๐ถ๐ป๐ด ๐ฎ๐ป ๐ผ๐น๐ฑ ๐๐ฐ๐ต๐ผ๐ผ๐น ๐๐น๐ฎ๐ฐ๐ธ ๐๐ฟ๐ถ๐ฑ๐ฎ๐ ๐๐ฎ๐น๐ฒ ๐๐ผ๐ฑ๐ฎ๐. ๐ก๐ผ๐ป๐ฒ ๐ผ๐ณ ๐๐ต๐ฎ๐ ๐ญ๐ฌ% ๐ป๐ผ๐ป๐๐ฒ๐ป๐๐ฒ.
Remember this: nearly any course will work for you if you actually go through it. I've used and paid for every resource I listed above and genuinely like them.
Hope that's helpful! | TEXT | Brian | Jenney | 4,225 | 0 | 21 | 5 | 0 | 0 | 0.006154 | null | 2025-11-28 10:43:38 | https://www.linkedin.com/feed/update/urn:li:activity:7400242989056417792 |
urn:li:activity:7399476634149560320 | Most junior devs donโt realize this: ๐๐ผ๐๐ฟ ๐๐ถ๐ฑ๐ฒ ๐ฝ๐ฟ๐ผ๐ท๐ฒ๐ฐ๐ ๐๐ฎ๐๐ ๐บ๐ผ๐ฟ๐ฒ ๐ฎ๐ฏ๐ผ๐๐ ๐ต๐ผ๐ ๐๐ผ๐ ๐น๐ฒ๐ฎ๐ฟ๐ป ๐๐ต๐ฎ๐ป ๐๐ต๐ฎ๐ ๐๐ผ๐ ๐ธ๐ป๐ผ๐.
The fastest learners arenโt building "simple" projects - theyโre building projects that force them into unknown territory.
You can grow more from one intentionally over-engineered project than from 10 polished tutorials.
๐ช๐ต๐ฒ๐ป ๐๐ผ๐ ๐ฑ๐ฒ๐ณ๐ฎ๐๐น๐ ๐๐ผ ๐๐ฎ๐ณ๐ฒ ๐๐๐๐ผ๐ฟ๐ถ๐ฎ๐น๐ ๐ผ๐ฟ ๐๐ถ๐ป๐ ๐ฎ๐ฝ๐ฝ๐, ๐๐ผ๐ ๐ป๐ฒ๐๐ฒ๐ฟ ๐๐๐ฟ๐ฒ๐๐ฐ๐ต ๐๐ผ๐๐ฟ ๐๐ธ๐ถ๐น๐น๐.
As a result, you never experience the real problems that make you job-ready.
The fix:
๐๐๐ถ๐น๐ฑ ๐ผ๐ป๐ฒ ๐๐ถ๐ฑ๐ฒ ๐ฝ๐ฟ๐ผ๐ท๐ฒ๐ฐ๐ ๐ฏ๐ถ๐ด ๐ฒ๐ป๐ผ๐๐ด๐ต ๐๐ผ ๐ฐ๐ต๐ฎ๐น๐น๐ฒ๐ป๐ด๐ฒ ๐๐ผ๐ ๐ฎ๐ป๐ฑ ๐ผ๐๐ฒ๐ฟ-๐ฒ๐ป๐ด๐ถ๐ป๐ฒ๐ฒ๐ฟ ๐ถ๐ ๐ผ๐ป ๐ฝ๐๐ฟ๐ฝ๐ผ๐๐ฒ.
Complexity creates a large surface area to learn what youโre missing.
Here are ๐ฐ ๐๐๐ฒ๐ฝ๐ ๐๐ผ ๐ต๐ฒ๐น๐ฝ ๐๐ผ๐ ๐ด๐ฒ๐ ๐๐๐ฎ๐ฟ๐๐ฒ๐ฑ:
โข Choose one project that feels slightly out of your depth.
โข Pick a tech stack you ๐ธ๐ข๐ฏ๐ต to learn, not the one you already know. Use 80% familiar tech and 20% new.
โข Add deliberate complexity to one layer (backend, deployment, architecture).
โข Treat every blocker as the curriculum - not a reason to quit.
Take 30 days to follow this approach and youโll ๐ฏ๐๐ถ๐น๐ฑ ๐๐ธ๐ถ๐น๐น๐ ๐๐ต๐ฎ๐ ๐ป๐ผ ๐๐๐๐ผ๐ฟ๐ถ๐ฎ๐น ๐ฐ๐ฎ๐ป ๐ด๐ถ๐๐ฒ ๐๐ผ๐. | IMAGE | Brian | Jenney | 4,683 | 0 | 29 | 11 | 1 | 0 | 0.008755 | null | 2025-11-26 07:58:25 | https://www.linkedin.com/feed/update/urn:li:activity:7399476634149560320 |
urn:li:activity:7399108472203722752 | Can I admit something?
I didn't really get MCP...
So today I sat down and created a small MCP server and integrated it with Claude.
This server exposes a couple tools that Claude can use to search EVERY piece of content I've written by querying a vector database and then apply that context to write a Linkedin post or article using my personal experiences and tone.
๐ฆ๐๐ฒ๐ฝ ๐ญ: Chunk and store all my posts and articles into a vector DB (I used Qdrant)
๐ฆ๐๐ฒ๐ฝ ๐ฎ: Use @๐๐๐๐๐๐๐๐๐๐๐ก๐๐๐๐๐๐๐๐๐/๐๐๐ library to create and expose the tools in a Node/Express app
๐ฆ๐๐ฒ๐ฝ ๐ฏ: Run the server locally and use ๐๐๐๐๐ to expose it to publicly (๐ด๐ฆ๐ค๐ถ๐ณ๐ช๐ต๐บ ๐ฑ๐ฆ๐ฆ๐ฑ๐ด ๐ฑ๐ญ๐ฆ๐ข๐ด๐ฆ ๐ฅ๐ฐ๐ฏ'๐ต @ ๐ฎ๐ฆ)
๐ฆ๐๐ฒ๐ฝ ๐ฐ: Add the ngrok endpoint as a custom connector in Claude (๐ข๐จ๐ข๐ช๐ฏ, ๐ด๐ฆ๐ค๐ถ๐ณ๐ช๐ต๐บ ๐ง๐ฐ๐ญ๐ฌ๐ด, ๐ฅ๐ฐ๐ฏ'๐ต ๐ฉ๐ข๐ต๐ฆ ๐ฎ๐ฆ ๐ฑ๐ญ๐ป)
๐ฆ๐๐ฒ๐ฝ ๐ฑ: ๐
While the AI bros and normies continue to freak out about AGI and AI taking over our jobs - I'd encourage you to actually play with some of the tech out there.
This has got to be one of the most fun times to be writing code. | IMAGE | Brian | Jenney | 7,984 | 0 | 58 | 9 | 0 | 0 | 0.008392 | null | 2025-11-25 07:35:28 | https://www.linkedin.com/feed/update/urn:li:activity:7399108472203722752 |
urn:li:activity:7398752313202552832 | The developer community needs less:
- 1,000-hour โfreeโ YouTube epics youโll never finish
- Interview grind content aimed at the top 1% of big tech
- โ๐๐ข๐บ ๐ช๐ฏ ๐ต๐ฉ๐ฆ ๐๐ช๐ง๐ฆโ vlogs (aka layoff teasers) that glamorize the job but donโt teach it
And more:
- Hands-on GitHub repos you actually clone, break, and fix
- Text-based guides you can skim, search, and return to when youโre stuck
- Honest write-ups of outages, failures and on-call shifts. Not just highlight reels
Most junior devs donโt need more entertainment.
They need practical reps with real code, real constraints, and real problems. | TEXT | Brian | Jenney | 12,235 | 0 | 57 | 27 | 2 | 0 | 0.007029 | null | 2025-11-24 08:00:13 | https://www.linkedin.com/feed/update/urn:li:activity:7398752313202552832 |
urn:li:activity:7398127410350575617 | Brb doing hood rat stuff. | VIDEO | Brian | Jenney | 1,108 | 0 | 18 | 5 | 0 | 0 | 0.020758 | null | 2025-11-22 14:37:05 | https://www.linkedin.com/feed/update/urn:li:activity:7398127410350575617 |
urn:li:activity:7397705944144572416 | Iโve worked with hundreds of career changers and early career developers.
Hereโs how the successful ones operate:
They do the uncomfortable stuff.
โข Reach out to real people in their ๐ฟ๐ฒ๐ฎ๐น ๐ป๐ฒ๐๐๐ผ๐ฟ๐ธ. Not JUST online.
โข ๐๐ผ๐บ๐ฏ ๐ถ๐ป๐๐ฒ๐ฟ๐๐ถ๐ฒ๐๐, learn from them, and move on. Not crawl in a code hole of despair.
โข ๐๐๐ถ๐น๐ฑ ๐ญ ๐ผ๐ฟ ๐ฎ ๐ถ๐ป๐๐ฒ๐ฟ๐ฒ๐๐๐ถ๐ป๐ด ๐ฝ๐ฟ๐ผ๐ท๐ฒ๐ฐ๐๐ instead of a dozen portfolio projects.
โข They're ๐ฝ๐ฟ๐ฎ๐ฐ๐๐ถ๐ฐ๐ฎ๐น๐น๐ ๐ผ๐ฝ๐๐ถ๐บ๐ถ๐๐๐ถ๐ฐ. They accept things will suck but not forever.
This is how you can become a hire-able developer without being the smartest person in the room.
โข If you want confidence, then collect proof of what you learn. Record yourself. Journal. Push code.
โข If you want a network, then talk to people online and in person.
โข If you want opportunities, then do the things you avoid.
Simple, effective, repeatable.
Easy? Not really.
Iโve seen this pattern for years: the people who win arenโt always the most talented. Theyโre the ones who stay curious, build cool shit, stay flexible, and refuse to give up. | TEXT | Brian | Jenney | 3,424 | 0 | 45 | 15 | 2 | 0 | 0.018107 | null | 2025-11-21 10:42:19 | https://www.linkedin.com/feed/update/urn:li:activity:7397705944144572416 |
urn:li:activity:7397316816450154497 | How old is too old to learn to code?
According to the internet... it's 30.
Thank god Nils didn't take this advice.
When Nils came to Parsity, he was 44, switching careers, and had no idea how to break into tech.
Six months later?
๐๐ฒโ๐ ๐ฎ ๐ณ๐๐น๐น-๐๐ถ๐บ๐ฒ ๐๐ผ๐ณ๐๐๐ฎ๐ฟ๐ฒ ๐ฒ๐ป๐ด๐ถ๐ป๐ฒ๐ฒ๐ฟ ๐๐ถ๐๐ต ๐ฎ ๐ต๐๐ฏ๐ฟ๐ถ๐ฑ ๐๐ฐ๐ต๐ฒ๐ฑ๐๐น๐ฒ, ๐๐ถ๐บ๐ฒ ๐ณ๐ผ๐ฟ ๐ต๐ถ๐ ๐ณ๐ฎ๐บ๐ถ๐น๐, ๐ฎ๐ป๐ฑ ๐ฎ ๐ฐ๐น๐ฒ๐ฎ๐ฟ ๐ฐ๐ฎ๐ฟ๐ฒ๐ฒ๐ฟ ๐ฝ๐ฎ๐๐ต.
Hereโs what changed:
๐ญ. ๐๐ฒ ๐ณ๐ผ๐น๐น๐ผ๐๐ฒ๐ฑ ๐ฎ ๐ฟ๐ฒ๐ฎ๐น ๐๐๐ฟ๐๐ฐ๐๐๐ฟ๐ฒ (๐ป๐ผ๐ ๐ฌ๐ผ๐๐ง๐๐ฏ๐ฒ ๐ฐ๐ต๐ฎ๐ผ๐)
โข Started with Codecademy
โข Joined Parsity for a guided curriculum and mentorship
โข Treated coding like music: patterns, repetition, feedback
๐ฎ. ๐๐ฒ ๐๐๐ฒ๐ฑ ๐ต๐ถ๐ ๐ฟ๐ฒ๐ฎ๐น ๐ป๐ฒ๐๐๐ผ๐ฟ๐ธ (๐ป๐ผ๐ ๐๐ต๐ฒ ๐ท๐ผ๐ฏ ๐ฏ๐ผ๐ฎ๐ฟ๐ฑ๐)
โข Reached out to former colleagues
โข Got contract work through a local connection
โข Landed his full-time role through a personal referral
๐ง๐ต๐ฒ ๐ฟ๐ฒ๐๐๐น๐๐
โข Full-time software engineer
โข Moved his family to Kansas City
โข Flexible hybrid schedule
โข Supportive senior devs + mentorship
โข Clear path to leadership
Nils didnโt get lucky.
He followed the right process and stayed consistent.
If youโre a busy adult and want to break into tech without wasting years...
DM me โ๐ฆ๐ง๐๐ฅ๐ง.โ Iโll send you the exact steps Nils followed. | TEXT | Brian | Jenney | 27,310 | 0 | 76 | 31 | 0 | 0 | 0.003918 | null | 2025-11-20 08:56:04 | https://www.linkedin.com/feed/update/urn:li:activity:7397316816450154497 |
urn:li:activity:7396973123205554176 | 5 biggest mistakes of my coding career (so far):
1. Being afraid to admit when I didnโt know something
2. Not learning the fundamentals before diving into frameworks
3. Only taking on tasks I knew I could finish
4. Not understanding how code fits into the company eco-system and business goals
๐ฑ. ๐ก๐ผ๐ ๐๐ฝ๐ฒ๐ฎ๐ธ๐ถ๐ป๐ด ๐๐ฝ
That last one hurt me the most.
I thought I was playing it safe by taking on easy tickets. I nodded my head during estimation sessions and gave bland status updates. I never shared my ideas during meetings.
I wanted to blend in.
It was the most dangerous thing I couldโve done.
There's a saying - "๐ต๐ฉ๐ฆ ๐ต๐ข๐ญ๐ญ๐ฆ๐ด๐ต ๐ฃ๐ญ๐ข๐ฅ๐ฆ ๐ฐ๐ง ๐จ๐ณ๐ข๐ด๐ด ๐ช๐ด ๐ต๐ฉ๐ฆ ๐ง๐ช๐ณ๐ด๐ต ๐ต๐ฐ ๐จ๐ฆ๐ต ๐ค๐ถ๐ต."
Itโs also the one growing the fastest.
Companies need average developers more than theyโd like to admit. But, if career trajectory and increased hire-ability is your goal, then playing it safe is your greatest threat. | TEXT | Brian | Jenney | 12,204 | 0 | 44 | 14 | 0 | 0 | 0.004753 | null | 2025-11-19 10:10:21 | https://www.linkedin.com/feed/update/urn:li:activity:7396973123205554176 |
urn:li:activity:7396641154655518720 | Let's go old school.
No vibe coding.
No AI.
We're going to plan out your next side project using a process I use today when I have no clue what to make.
Over the years my side projects have helped me switch tech stacks, made me some money and kept my skills relevant.
If you have no clue what to build - by the end of the workshop you'll have a plan of action that will NOT suck. | EVENT | Brian | Jenney | 5,667 | 0 | 42 | 9 | 0 | 0 | 0.008999 | null | 2025-11-18 12:11:14 | https://www.linkedin.com/feed/update/urn:li:activity:7396641154655518720 |
urn:li:activity:7396618867868909568 | Iโve been posting on LinkedIn for 5 years but I donโt know if Iโve ever formally introduced myself.
Iโm Brian, a 41-year-old software developer from Oakland, California.
Hereโs my story so far:
๐ฎ๐ฌ๐ญ๐ฏ
Got sober after an intervention. It was bad.
Suddenly had time. A lot of it.
No idea what life looked like next.
๐ฎ๐ฌ๐ญ๐ฐ
Learned to code to fill the hours.
Got my first dev job at Grocery Outlet.
Made peanuts. Didnโt matter. I was getting paid to do what I loved.
๐ฎ๐ฌ๐ญ๐ณ
I got greedy.
Left for a startup.
Doubled my salary.
Anxiety, crippling doubt.
Realized how little I knew.
๐ฎ๐ฌ๐ญ๐ณ - ๐ฎ๐ฌ๐ญ๐ต
Another startup.
Study my ass off to fill in my technical gaps.
Promoted to senior developer.
Tried building my own startup and failed miserably.
Switched stacks from the failed startup project.
๐ฎ๐ฌ๐ญ๐ตโ๐ฎ๐ฌ๐ฎ๐ฏ
Moved again - this time to Clorox (the bleach company!).
Eventually managed a team.
Made the presentations. Hired. Fired. Managing!
Started quietly building an online business.
Laid off ๐
๐ฎ๐ฌ๐ฎ๐ฑ
Pivot to AI startups
Go from manager to senior software engineer. No ragrats.
And I own Parsity. A coding bootcampโฆ in 2025.
Today, we help around 30 people a year break into software, learn full-stack development, and build actual AI engineering skills โ not โprompt engineering,โ but the stuff companies actually hire for.
๐๐ณ ๐๐ผ๐ ๐๐ฎ๐ป๐ ๐๐ผ ๐ฏ๐ฟ๐ฒ๐ฎ๐ธ ๐ถ๐ป๐๐ผ ๐๐ฒ๐ฐ๐ต:
I make a ton of free resources for early learners.
Everything is in my bio.
If you want to apply to Parsity, youโll find that there too.
๐ก๐ฒ๐
๐ ๐๐ฒ๐ฎ๐ฟ ๐บ๐ ๐ด๐ผ๐ฎ๐น ๐ถ๐ ๐๐ถ๐บ๐ฝ๐น๐ฒ:
Help a handful of people make a real transition into software and learn the AI skills that will define the next few years. | TEXT | Brian | Jenney | 7,471 | 0 | 104 | 17 | 2 | 0 | 0.016464 | null | 2025-11-18 10:42:40 | https://www.linkedin.com/feed/update/urn:li:activity:7396618867868909568 |
urn:li:activity:7396302215562391553 | We got to do better... as a people.
Introducing the first brain-rot code editor.
For developers who get bored while waiting for AI-generated code.
You can find matches on dating sites, gamble or doom scroll!
No, April Fool's has not come early.
Yes, YC is backing them.
F*ck yeah, this is great marketing.
Maybe, I'm just getting too old for this shit. | IMAGE | Brian | Jenney | 2,335 | 0 | 21 | 10 | 0 | 0 | 0.013276 | null | 2025-11-17 13:44:24 | https://www.linkedin.com/feed/update/urn:li:activity:7396302215562391553 |
urn:li:activity:7396236802749083649 | No one wants to be late to the AI party but there is a price to pay.
๐ง๐ต๐ฒ ๐ฒ๐ฎ๐ฟ๐น๐ ๐ฎ๐ฑ๐ผ๐ฝ๐๐ฒ๐ฟ ๐ฝ๐ฒ๐ป๐ฎ๐น๐๐ ๐๐ฎ๐
.
Thereโs no clear winner when it comes to patterns, tools and most importantlyโฆ outcomes.
You see this play out on social media.
Thereโs some guy (itโs always a guy) who has THE workflow to 10x!
Itโs the 1 youโre not using.
๐๐ฉ, ๐ต๐ฉ๐ฆ ๐๐ ๐ต๐ฐ๐ฐ๐ญ ๐บ๐ฐ๐ถโ๐ณ๐ฆ ๐ถ๐ด๐ช๐ฏ๐จ ๐ฌ๐ช๐ฏ๐ฅ๐ข ๐ด๐ถ๐ค๐ฌ๐ด? ๐๐ฐ๐ฏโ๐ต ๐ธ๐ฐ๐ณ๐ณ๐บ, ๐ต๐ฉ๐ฆ๐ณ๐ฆโ๐ด ๐ข ๐ต๐ฐ๐ฐ๐ญ ๐บ๐ฐ๐ถ ๐ค๐ข๐ฏ ๐ข๐ฅ๐ฅ ๐ฐ๐ฏ ๐ต๐ฐ๐ฑ ๐ฐ๐ง ๐ต๐ฉ๐ข๐ต! (๐ช๐ต'๐ด ๐ฐ๐ฏ๐ญ๐บ 20 ๐ฃ๐ถ๐ค๐ฌ๐ด ๐ข ๐ฎ๐ฐ๐ฏ๐ต๐ฉ!)
๐๐ฐ๐ง, ๐ต๐ฉ๐ข๐ต ๐ฑ๐ณ๐ฐ๐ฎ๐ฑ๐ต ๐ช๐ด ๐ต๐ฐ๐ฐ ๐ฐ๐ฑ๐ฆ๐ฏ-๐ฆ๐ฏ๐ฅ๐ฆ๐ฅ.
๐๐ข๐ช๐ต, ๐ต๐ฉ๐ข๐ต ๐ฑ๐ณ๐ฐ๐ฎ๐ฑ๐ต ๐ช๐ด ๐ธ๐ข๐บ ๐ต๐ฐ๐ฐ ๐ท๐ฆ๐ณ๐ฃ๐ฐ๐ด๐ฆ.
๐๐ฉ๐ฉ, ๐บ๐ฐ๐ถโ๐ณ๐ฆ ๐ถ๐ด๐ช๐ฏ๐จ ๐ต๐ฉ๐ฆ ๐ธ๐ณ๐ฐ๐ฏ๐จ ๐ฎ๐ฐ๐ฅ๐ฆ๐ญ ๐ง๐ฐ๐ณ ๐ต๐ฉ๐ข๐ต ๐ต๐ข๐ด๐ฌ.
This is a very messy time to write code.
Itโs frustrating. Itโs tiring. Itโs also fun.
Weโre making up the rules as we go along. | TEXT | Brian | Jenney | 3,674 | 0 | 16 | 5 | 0 | 0 | 0.005716 | null | 2025-11-17 09:24:29 | https://www.linkedin.com/feed/update/urn:li:activity:7396236802749083649 |
urn:li:activity:7394781134074597376 | Most tutorials on building AI agents:
- Python-centric
- Way too high level
- Use frameworks prematurely
- Would not work for non-trivial use cases
I wrote this article which includes a full stack web app with some missing functionality for you to code so you can learn how to PRACTICALLY build agents.
In January, I'll be leading a 30 day cohort for full stack devs who want to learn AI beyond prompting. DM me ๐ค if you're interested - there are 6 spots left. | ARTICLE | Brian | Jenney | 1,918 | 1,499 | 16 | 5 | 0 | 0 | 0.010949 | null | 2025-11-13 09:00:10 | https://www.linkedin.com/feed/update/urn:li:activity:7394781134074597376 |
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