How I bypassed Vercel Serverless timeouts to build a decoupled document ingestion pipeline
If you’ve ever tried to build an asynchronous document processing or RAG pipeline using Next.js API routes hosted on Vercel, you know that even with m…
Latest News
⚑ Report a ProblemTech news from the best sources
All topics
- игры
AI
Gear
News
Tech
agents
ai
api
architecture
automation
beginners
career
claude
devchallenge
devops
javascript
llm
machinelearning
mcp
opensource
performance
productivity
programming
python
react
security
showdev
tutorial
typescript
webdev
Next.js SaaS Boilerplate with BetterAuth, RBAC, i18n & Production-Ready Setup
Every time I started a new Next.js project, I lost the first week to setup. Authentication. Internationalization. Role-based access. SEO meta tags. En…
Is Claude directly editing your translation JSON files?
AI Translation Has Been Solved. The Workflow Hasn't. Over the past year, AI coding agents have become incredibly good at localization. Claude, Codex, …
How to optimize application performance — a hands on tutorial
How to optimize application performance — a hands on tutorial Performance Optimization: Measure Before You Optimize Donald Knuth's famous warning-"pre…
I'm 15, Built My First Real Project in 4 Days, and Put It on Gumroad
I'm 15 and Built an AI Energy Dashboard with Next.js 15 + Groq Hey Dev.to! 👋 I'm a 15-year-old student developer from South Korea. I just finished my …
5 walls I hit shipping an AI reading app from West Africa (and what I'd tell past-me)
I'm a maxillofacial surgeon in Ouagadougou, Burkina Faso — and a self-taught builder who's been coding since medical school. Over evenings and weekend…
Next.js 16 React Server Components: The Complete Production Guide
Next.js 16 React Server Components: The Complete Production Guide React Server Components (RSC) is the biggest architectural shift since Hooks. Next.j…
AI API Token Cost Optimization: From $500 to $50 per Month with Next.js 16
AI API Token Cost Optimization: From $500 to $50 per Month with Next.js 16 I've seen an AI writing tool with fewer than 2,000 monthly active users bur…
Build a PDF to Image Converter in Next.js
This tutorial walks through the PDF to Images feature in a Next.js template. You'll learn how to use it from the UI, and how it works under the hood u…
I Built an AI Job Hunting Platform for Sweden in 2 Weeks — Here's What I Learned
When a friend told me she'd been job hunting in Sweden for six months without a single interview callback, I assumed it was a skills problem. It wasn'…
Per User OAuth in a Next.js MCP Server (Step by Step)
Per User OAuth in a Next.js MCP Server (Step by Step) Your MCP server is using one shared API key for every caller. That works in a demo. The second y…
Markio ✨ — A Modern Markdown Editor Rebuilt with GitHub Copilot
This is a submission for the GitHub Finish-Up-A-Thon Challenge What I Built I built Markio , a modern Markdown editor and live preview application bui…
I shipped super-time-tracker-ui, a local web UI for my CLI time sheets
The short version If you live in the terminal but still wish your time sheets had a real interface, I built the thing for you. It's called super-time-…
How to Build an Affiliate Program in Next.js (The Clean Way)
You're shipping a Next.js SaaS. You want affiliates. You look at Rewardful — $49/month. FirstPromoter — $89/month. Impact — "contact sales." All of th…
The Complete Guide to Video APIs in 2026 (And Why Your Choice of Tool Actually Matters)
Video is no longer optional. Whether you're building a SaaS product, an e-learning platform, or a social app, your users expect smooth, fast, high-qua…
How I built a fast, client-side puzzle solver suite using Next.js and Web Workers
This ensures that animations, inputs, and layout renders remain buttery smooth while the background thread crunches millions of permutations. Algorith…
How I Built a Marriage Biodata PDF Generator in Next.js
Recently, I built a small open-source project called a Marriage Biodata PDF Generator using Next.js. The idea was to create a modern web app where use…
How to Translate Your Existing Lovable app with i18.dev (In Under 1 Minute)
You Already Built Your App in Lovable. Now Make It Multilingual. Here’s the exact workflow to go from single-language to fully translated using i18.de…
TipTap + Yjs + Hocuspocus saves content, but other users only see updates after a page refresh
Hi everyone, I’m working on a Next.js app with a TipTap editor and I’m trying to enable real-time collaboration with Yjs and Hocuspocus. Current setup…
The Production Deployment Checklist Senior Devs Never Skip (2026)
Most outages aren't caused by bad code. They're caused by good code deployed in the wrong order. Senior developers don't rely on memory before a deplo…
Next.js 16 Broke My App in 4 Places and None of Them Threw an Error
The CI was green. Build passed. No TypeScript errors. No warnings. Everything looked clean. I clicked deploy and went to make tea. Came back, opened s…
Understanding MCP (Model Context Protocol) in Next.js 16
MCP (Model Context Protocol) is Next.js 16's answer to one of the hardest problems in AI development: giving AI agents accurate, project-level context…
Next.js 16 RAG Pipeline Optimization: Give Your AI a Perfect Memory
RAG (Retrieval-Augmented Generation) is the foundation of knowledge-grounded AI. But most RAG implementations fail because of poor pipeline design—not…
Secure AI API Key Management in Next.js 16: Prevent Key Leaks
One accidental git push is all it takes to leak your API keys. For AI applications that interface with OpenAI, Anthropic, or other providers, a leaked…
Stop Using Global State: Master Localized React Context ⚡
The Over-Globalized State Trap When building highly complex UI elements—like an advanced Kanban Board or an interactive multi-step data mapping wizard…
How I Built an Indonesian NLP Parser That Understands Warung Owners, Then Abandoned It
This is a submission for the GitHub Finish-Up-A-Thon Challenge What I Built Warung MiMo is an AI-powered assistant for small warungs (Indonesian stree…
Building calculatefreelance: A lightweight Next.js utility for the 1099 economy
Hey everyone, Like many independent developers here, I spent the last few weeks navigating the confusing world of quarterly 1099 taxes, trying to figu…
How I wired Stripe subscriptions to Supabase in Next.js 15 (the parts tutorials skip)
Every SaaS needs the same foundation: auth, payments, a database, protected routes. I've built this from scratch too many times. This post covers the …
How to Implement Dark/Light Mode with No Flickers in Next.js
Implementing a dark mode toggle in Next.js seems straightforward until you run into UI flickers, React hydration mismatch errors, or styling conflicts…
I rebuilt an AI startup's landing page. here's what actually went into it.
The brief The client runs an AI agent platform for D2C brands — 200+ agents across 9 departments. The product was solid. The website was one paragraph…