Black Box: finding yesterday's warning signs in 225,000 maintenance reports
On 1 April 2011, Southwest Flight 812 lost a five-foot strip of fuselage skin at 34,000 feet. Everyone survived. The NTSB's final report described f…
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I shut down the L train in a graph: max flow, min cut and AI agents on the New York subway
Picture 8 a.m. on a Wednesday in October. A signal fire in the Canarsie Tube stops the L between Bedford Av and 8 Av, in both directions, until furt…
SolSentry IoT: Autonomous Perimeter Defense with Solana Web3 Notarization
What I Built Physical security systems in traditional facilities suffer from a critical vulnerability: centralized telemetry manipulation. If a secu…
How Qwen 3.8 Max Turns Plain English Into On-Chain Guardrails
Sentinel — AI Policy Assistant, built for the Monad Metropolis hackathon (Alibaba Cloud / Qwen 3.8 Max bounty) The problem: nobody knows how to conf…
🛡️ DecisionShield: An AI That Audits Your Decision Before You Make It
Don't ask AI what to choose. Ask AI if you're ready to choose. We use AI every day to make decisions. Which technology should we use? Should we migr…
Built GitOCX — an AI-powered GitHub repository analysis platform.
What I Built I built GitOCX , an AI-powered developer tool that analyzes GitHub repositories to help developers understand how a project evolves and…
PulseMind: Building an AI Product Intelligence System That Learns From Decisions
Introduction I’m excited to share PulseMind, an AI-powered Product Intelligence platform that I built for HackwithHyderabad 3.0. I built PulseMind a…
MemoryDesk: Building an AI Customer Support Agent with Presistent Memory
MemoryDesk: Building an AI Customer Support Agent with Persistent Memory The Problem AI customer-support agents are useful, but a common limitation…
MLH Hack At Home 2020: Hearth
This is a submission for the MLH x DEV Writing Challenge What I Built Hearth is a voice-controlled smart home agent built for the moment we were all…
Building Support IQ: AI Customer Support with Persistent Cross-Session Memory
Customer support tickets frequently treat returning users like strangers. Every time an engineer or developer reaches out with an infrastructure iss…
Sentinel: The Automated Adversarial Testing Harness for LLM Applications
This is a submission for the MLH x DEV Writing Challenge What I Built AI products are shipping faster than anyone is testing them. In traditional so…
FraudLens AI: An Autonomous Graph Agent That Investigates Financial Crime
Fraud rarely looks like fraud in a single row of data. It shows up in the connections: a shared IP address, a reused device, a chain of accounts tha…
My First AI Judge Interview: What Could Possibly Go Wrong?
TL;DR: I entered HackerRank Orchestrate wanting to win, then faced an AI judge asking how Praxi Clew actually worked, and I sought help mid-intervie…
DepthWizard: Turning a Single Photo Into a Flyable 3D World
This is a submission for the MLH x DEV Writing Challenge What I Built DepthWizard takes a single 2D image and turns it into an interactive 3D flythr…
I Built a Production Grade ML Candidate Ranking System
The Challenge Three months ago, I participated in the Redrob India Data & AI Challenge. Track 1: given 100,000 candidate profiles and a job desc…
TwoKeys: AI Agents Can Act, but Should They Decide?
I created this article for the purpose of entering the All Things Agentic Hackathon . An AI agent already has the API key. It can read the campaign,…
Mozaik Hackathon 2026: Build Concurrent Multi-Agent Systems and Compete for $1,000 in Cash Prizes
Building a multi-agent system sounds simple on a whiteboard. Give one agent a task, let another handle the next step, add a reviewer, connect a few…
The Phishing Site Tried to Talk to My AI. That Became the Evidence.
I wrote this piece for the purposes of entering Google's All Things Agentic Hackathon (Fortified Enterprise Fleet track). Somewhere in the HTML of a…
I Built an AI Agent That Negotiates My Bills For Me, Here's Everything That Went Wrong
This post showcases my journey of the All Things Agentic Hackathon . I'm a second semester software engineering student, and a few weeks ago I had a…
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…
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…
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…
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…
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…
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…
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…
🚀 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…
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…