I built an agent that reads SEC filings so I don't have to
Every public company's story is hiding in plain sight — in 10-Ks and 10-Qs that almost nobody reads end-to-end. The good stuff is specific: a gross…
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5,900 Engineers Just Registered for a Hackathon Where Using AI Is the Point. Here's How It Will Actually Be Judged.
Most hackathons treat coding agents as something between a crutch and cheating. micro1's Frontier Engineering Challenge, which kicks off today, inve…
Building CollabKar: An AI-Powered Influencer Marketing Platform with Gemini
This post was created for the purposes of entering the All Things Agentic Hackathon (Google Cloud & Gemini). The problem Influencer marketing in…
Evidence-Gated Agency: building an agent that can't be optimistic
I built this project and wrote this post for the All Things Agentic Hackathon (Google Cloud + Devpost). #AllThingsAgenticHackathon In Colombia, publ…
Building an AI Agent That Shops, Gets Audited, and Pays — On Its Own
Written for the All Things Agentic Hackathon (Google). Most "autonomous agent" demos stop at reasoning. This one doesn't: it decides it needs a piec…
From an Idea to 4,600+ Registrations: How Omnikon Hosted Its First Hackathon
What started as a simple idea inside a student-led tech community turned into something much bigger than we expected. Our first national hackathon c…
I Almost Shipped a RAG Assistant That Lied About APIs That Don't Exist
I wrote this on X a few weeks ago: I just had a very bad reminder as to the fact these LLMs are statistical parrots, I let it write code I normally…
A hackathon is a compression test for how you actually work
A hackathon is a compression test for how you work. Everything you'd normally have weeks for gets squeezed into a window measured in hours — scoping…
Join our DEV Weekend Challenge: Dog Days Edition! $1,000 in Prizes Across FIVE Winners. Submissions Due August 17 at 6:59 AM UTC.
We're back with another DEV Weekend Challenge , a short bite-sized challenge planned to fit into your weekend. We know the submission window is tigh…
15+ Bay Area Hackathons: The Prize Was Never the Prize
Fifteen-plus lost weekends, four wins, and one config value that took forty minutes to find. What hackathon life in Silicon Valley is actually like.…
I Joined 10+ Hackathons During My Maternity Leave. Here’s What Happened.
For the last three months, I have been on maternity leave and preparing for a major change in my life. I also participated in more than ten hackatho…
I Ported decimal.js to Go in 72 Hours — and Found 2 Real Bugs in the Original
The pitch sounded simple: take a well-known open-source library, port it to a new language, prove it behaves identically. Port Mortem 2026. 72 hours…
Zero Dependency 2026 — Build Real Software With No Packages. Prove It.
Half your code is now written by an AI that hallucinates the other half's package names. That's not a joke. Across 576,000 samples, 19.7% of the pac…
I ported `python-semanticversion` to Rust in 72 hours
For Port Mortem 2026 (a 72-hour "resurrect dead code" hackathon, Track D: Python → Rust), I rewrote python-semanticversion — SemVer 2.0 parsing/comp…
What Judges Actually Score: Notes From a Year of Hackathon Judging
I judged three hackathons over about ten days this July: MLH x DigitalOcean "AI for Social Good" on July 11, the Sports World Cup Hackathon in San F…
We made SigNoz's LLM observability actually reachable…
-and added the one signal it was missing Track 01 — AI & Agent Observability. A hackathon project built from scratch, July 20–26, 2026. There's…
Building JONAM: Using Copernicus Earth Observation Data to Help Restore Lake Victoria's Fisheries
"What if satellite data could help protect the livelihoods of millions who depend on Africa's largest lake?" Our team JONAM had the privilege of par…
Building an Incident Triage Agent with Full Observability in SigNoz
The problem: AI agents are black boxes AI agents chain LLM calls and tool calls together to make decisions. But when something goes wrong — a slow r…
Building a 13-Agent Marketing Society on Qwen Cloud — What Actually Broke, and What I Learned Fixing It
Written for the Qwen Cloud Global AI Hackathon 2026 — Track 3: Agent Society. The idea Most "AI marketing" tools are one LLM wearing a lot of hats —…
We built an open-source model that cuts AI agent token bills by 74% — now we're giving away $630 to whoever builds the leanest thing with it
Every AI agent ships mountains of context to the model on every request, and most of it is noise. You pay for it, you wait for it, and it doesn't ma…
The Rubric Line That Sent Me Down a Three-Layer Debugging Rabbit Hole
Two days before my hackathon deadline, I re-read the judging criteria for the track I was submitting to and found a sentence I'd apparently skipped…
I Stopped Trusting My AI Coding Agent. So I Touched some grass & Built something to Watch It
The moment that started this I use Claude Code daily. Mostly it's a cool tool. A few weeks back while refactoring a large & messy bug-bounty cod…
Building an AI Agent That Knows When Not to Guess (Qwen + MCP)
A payment landed for exactly half an invoice's value. The payer's email matched the customer on file. The reference generated by Paystack — the Stri…
🚀 Building Two AI-Powered Solutions at HACKHAZARDS '26: VeritasFlow & PermitFlow
🚀 Building Two AI-Powered Solutions at HACKHAZARDS '26: VeritasFlow & PermitFlow How our team built two AI-powered solutions—VeritasFlow and Per…
Node.js Hackathon Backends: From Idea to Demo in Under an Hour
Hackathons are intense. You've got a brilliant idea, a tight deadline, and often, limited sleep. The last thing you want is to spend half your preci…
How I Built an AI Decision Copilot to Help India Prepare for the 2026 El Niño Crisis
Building an explainable AI platform that helps district administrators allocate resources and farmers make better crop decisions using Gemini, Verte…
Building Logithon CaseOps: Cargo Loading Safety with UiPath Maestro Case
My first UiPath/RPA hackathon project: a cargo loading case workflow with 3D load planning, risk scoring, and human review. tags: uipath, hackathon,…
I built an AI agent that catches other AI agents' fake citations in 4 days, on Qwen Cloud
I built an AI agent that catches other AI agents' fake citations — in 4 days, on Qwen Cloud How "vibe citing" became a product, and what I learned m…
How I built an AI Dungeon Master that actually remembers what you did three sessions ago
% embed https://youtu.be/emnUvx4V8as % ## The demo moment Player types: "I push open the door of The Salt Lantern and step inside, shaking the rain…
What Six Arguing AI Agents Taught Me About Building One That Actually Works
I broke my own project on purpose, twice, before it worked. Here's the story. Round one: the debate club My first idea for this hackathon sounded gr…