Backend Engineering

NestJS + PHP = Lynx Greetings, how are you? I hope your code and errors are plentiful. I'm...

The problem nobody talks about You have a payment gateway. It fails sometimes. So you add a...

The problem Cron syntax is notoriously hard to verify — developers copy expressions from...

I see junior developers pushing code to main directly. I did the same thing for way too long. Now I...

WebSocket is a protocol created more than 10 years ago offering a bidirectional communication channel...

Debugging Node.js Like a Pro: My Debugging Workflow (2026) Stop using console.log...

Spring security provides authentication an authorisation. Spring Security is a security framework for...

Go's compiler is written entirely in Go — a self-hosting compiler that handles everything from...

Every program eventually needs to talk to the kernel. In Go, that conversation is carefully managed...

One of the most dangerous backend mistakes is assuming this: “If the request failed, nothing...

When I first started learning web development, I kept hearing the term API everywhere. I understood...

Official PHP EOL dates for every version - PHP 7.4, 8.0, 8.1, 8.2, 8.3 and beyond. EOL Risk Scores, migration guides, and what to do if you're running past end

OAuth 2.0 is the backbone of modern authentication. But many developers treat it as a "set it and...

Building a Job Application Tracker with AI-Powered Resume Analysis Author: Ahmad Fauzan...

A practical head-to-head between Supabase and Firebase for indie developers building in 2026. Covers Postgres vs Firestore, authentication, realtime subscriptio

Today we’re launching Orveth Phase 1. Orveth is an open-source modular TypeScript backend...

If you have ever reached for a library to do something the browser already does, you have met the gap...

Last Friday night I opened my GitHub and ran a search across every personal repo. The query: anything...

If you've ever built a URL with user input in it, you've hit this problem: spaces and special...

I got mass an email from npm in March 2026 about the axios supply chain attack. A North Korean state...

Walk through a real-world GraphQL authorization bypass CVE with annotated code review, showing the broken resolver pattern and a verified fix.

JWT is easy to implement — and even easier to implement wrong. Real structure, storage, rotation, and a production security checklist.

Testing solution for the challenge 1 Login with multiple users and multiple languages.

Every developer eventually hits a wall where their primary database starts crying for help. The...

Simplify your Go testing workflow using Parsley's mock generation and take a final look back at our journey through dependency injection.

TypeScript Generics Explained: The Practical Guide Generics look scary. They're not....

How I Learned to Code (And How You Can Too, in 2026) My journey from zero to professional...

Error Handling in Node.js: The Missing Guide Most Node.js error handling is wrong. Here's...

Environment Variables in Node.js: The Complete Guide Stop hardcoding secrets. Master env...

How to Debug JavaScript Like a Pro Stop using console.log for everything. Here's a better...

Async/Await in JavaScript: From Callbacks to Clean Code JavaScript's evolution from...

HTTP Status Codes: The Complete Developer Reference Stop guessing what status code to...

Error Handling in Node.js: The Missing Guide Most Node.js tutorials skip error handling....

The Node.js Setup I Use on Every New Project (2026 Edition) Stop wasting time configuring...

Cron Jobs in Node.js: The Practical Guide Nobody Gave Me I spent 3 days learning things...

I build backend systems for a living. Most of what I ship runs on NestJS — TypeScript, async/await,...

There are several programming languages and specialized fields today. Navigating the mountain of...

Editing PPT files can be a challenging task for developers, especially when it comes to integrating...

A new contender has entered the crowded field of Go HTTP routers. MuxMaster, released as v1.1.0 under...

The requests library is probably the most commonly used library in Python, having been used in...

Você já tem um projeto Express organizado em MVC, com sua rota inicial funcionando e uma view de...

Se você já programa em JavaScript no navegador e quer dar o próximo passo, levando essa linguagem...

Existe um erro que derruba MUITAS APIs Spring Boot em produção: “HikariPool - Connection is not...

Serverless conversations split into two camps: believers and skeptics. The reality is more useful than either extreme. Here's the honest version of what no

I Built a Password Strength Analyzer API with Python + FastAPI 🔐 As a backend developer, I...

Apart from CRUD work in backend, there is a lot more to learn and implement in your projects to allow...

So you scaffolded a blog post and handled permissions in a clean way… Perhaps… const...

Around 2018, I sat across from a coworker — let's call him D — who had a habit of stepping away for...