How I built a flash-sale engine that can't oversell
I created this piece of content for the purpose of entering the H0: Hack the Zero Stack hackathon. #H0Hackathon The problem (that's harder than it sou…
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How I Built a 24 Game Solver: Brute-Force Meets Elegance in TypeScript
The 24 Game is deceptively simple: given four numbers, combine them with + , - , × , ÷ to make exactly 24. Sounds easy, right? Try solving 1, 5, 5, 5 …
Portable: A Financial Platform for Gig Workers (HackNomics 2025)
What it is Portable is a financial platform I built for HackNomics 2025, aimed at the 70 million Americans working in the gig economy. The core idea: …
Playbooks: a community feed where Claude builds structured plans for life's biggest moments
I built Playbooks because I kept running into the same problem: Notion is too blank, and ChatGPT gives you walls of text. Neither gives you a structur…
I Built an AI Symptom Tracker That Generates Doctor-Ready Reports
What It Is AI Wellness Journal is a symptom tracking app built with Next.js, Supabase, and Google Gemini. You log daily symptoms with severity ratings…
Mutuals: a taste-based social discovery app built with Next.js and Claude
What it is Mutuals is a social discovery app. You tell it 8–10 things you love — bands, films, books, games, places — and it matches you with people w…
I Cut My Next.js + Supabase App Load Time by 73% - Here Are the 5 Techniques That Actually Worked
I Cut My Next.js + Supabase App Load Time by 73% - Here Are the 5 Techniques That Actually Worked Last month, our SaaS dashboard was embarrassingly sl…
Next.js + Supabase Performance Optimization: From Slow to Lightning Fast
Next.js + Supabase Performance Optimization: From Slow to Lightning Fast Last month, I optimized a Next.js + Supabase application that was frustrating…
Next.js Pages Router to App Router Migration Guide (2026)
Migrating from Next.js Pages Router to App Router is a significant but manageable project. The recommended approach is incremental - both routers can …
T3 Stack Complete Guide 2026: Next.js 15, tRPC v11, Drizzle + Neon
The T3 Stack was created to solve one specific problem: full-stack TypeScript apps where the type safety falls apart at the API boundary. You define t…
Building a Movie Platform with Next.js and TMDB API
As part of my journey toward becoming a better full-stack developer, I wanted to build something that would help me deepen my understanding of Next.js…
Building a Movie Platform with Next.js and TMDB API
As part of my journey toward becoming a better full-stack developer, I wanted to build something that would help me deepen my understanding of Next.js…
How I Built a Property Matching System Using Euclidean Distance
Most accommodation platforms sort by price and star ratings. When I started building Voyera , a ski accommodation platform for Niseko, Japan, I wanted…
Scarab Diagnostic Field Test #026 — Next.js Turbopack Denied-Path Watcher Boundary
Target: vercel/next.js Issue: vercel/next.js#81161 PR: vercel/next.js#94735 Field Lab: https://github.com/scarab-systems/scarab-field-lab This field t…
The Weekend I Finally Finished 17 Projects
You know that feeling when you open a folder you haven't touched in months and find... yourself? Not metaphorically. I mean literally — old projects y…
Optimistic UI Patterns with Next.js Server Actions and Supabase Realtime
Optimistic UI Patterns with Next.js Server Actions and Supabase Realtime The difference between an app that feels fast and one that feels slow often i…
Next.js 14: 'Could not find the module in the React Client Manifest' — The Real Cause Nobody Tells You
The Dreaded 'Could not find the module in the React Client Manifest' Error It started, as these things often do, with a failed deployment. I was pushi…
I automated my Gumroad product screenshots with Playwright
I automated my Gumroad product screenshots with Playwright I recently started packaging a few small frontend projects as digital products, and one sur…
Inngest + Next.js: The Complete Guide (2026)
Serverless functions have a time limit. Vercel gives you 60 seconds on Pro. None of that is enough to send a welcome email sequence, process an upload…
How I built a switchable AI provider system in Next.js (Gemini GPT-4 Claude, one workspace setting)
I had Gemini hardcoded into every AI function in my codebase. Then a beta user told me her clients have data policies about Google. I rebuilt the whol…
Upstash Redis + Next.js: The Complete Guide (2026)
Redis is fast. But self-hosting Redis on a serverless stack is a nightmare — cold starts, connection pool exhaustion, and managing a persistent server…
Building GeoPrizm: Turning Global News Events into a Bilateral Relations Index
I recently built GeoPrizm , a free and open-source dashboard for tracking bilateral relations through global news event signals. The idea is simple: i…
Full-Stack with Next.js — From React Dev to Full-Stack Engineer
Read Time: ~15 minutes | The bridge from React UI library to production full-stack framework Prerequisites : React fundamentals, hooks, state manageme…
Field Test #020b — Next.js Root Ownership Refinement
The first version of the patch treated the issue as a nearest-root problem. That was too broad. The failure in #92978 involved a stray parent lockfile…
From Blank Terminal to Shipping a Real Client Project: My First Year of Coding
Exactly one year ago, my terminal was a blank slate. I started where almost everyone does , wrestling with HTML, CSS, and JavaScript, trying to unders…
Building a Context-Aware Onboarding System in Next.js
When I started building TourKit, I thought onboarding tours would be the easy part. Create a few tooltips, highlight some elements, and move users fro…
I built a Next.js 16 agency template — here's what actually mattered published: false tags: nextjs, react, webdev, tailwindcss
I spent the last few weeks building an agency website template on Next.js 16, and the most useful lesson had nothing to do with code. Sharing it here …
How I wire Sanity CMS multilingual content to Next.js with next-intl
Sanity CMS multilingual support with next-intl in the Next.js App Router is one of those setups where each piece works fine in isolation but the wirin…
60fps Real-Time Graphics: OffscreenCanvas in Next.js ⚡
The Interactive Dashboard Bottleneck Modern enterprise platforms at Smart Tech Devs demand high-density data visualizations. We build tracking spaces …
I built 73 free construction calculators with Next.js — and learned the hard way that Google won't index a new site just because it exists
Every construction calculator on the first page of Google has the same problem: you search "how much concrete do I need," land on the page, and before…