Backend Engineering

TL;DR Zod's .refine() executes on every input — even when earlier validators like .min()...

Memory exhaustion, “Too many connections,” timeout cascades — three PHP errors that always signal production is about to fall over. Continue reading on Medium »

How I handle saving and loading typed config-like data in a small Rust app without turning it into a big abstraction.

The real logging and timestamp macros I use in a small Rust bot, and why I still like this kind of tiny local utility.

I’ve just started a 40-day journey to learn Go (Golang). This is a record of what I learn in each...

A complete, beginner-to-advanced guide to databases, ORM, sessions, and dependency injection — explained as one connected system. Continue reading on Medium »

PHP 8.5 shipped a pipe operator, from Larry Garfield's RFC (approved 33-7). The marketing examples...

My smartwatch told me I burned 3,400 calories yesterday. My partner's app told me I burned 2,200....

In today’s digital era, companies are looking for skilled developers who can build complete web applications from front to back. Continue reading on Medium »

I'll be honest with you. For the longest time, writing database fixtures was just something I accepted as part of the job. You build a feature, you write the te

All languages have, so far, reached a certain point in their development: error handling. JavaScript,...

Zero config. Zero annotations. No YAML. No Jsdocs. Zero changes to your existing code. Just add one line and your entire API is documented. Continue reading on

If you’ve worked with Firestore long enough, you’ve definitely seen this: “The query requires an...

Real workflows for teams and production Continue reading on Medium »

This blog was originally published on Descope. Looking to implement authentication middleware in...

A payment webhook fires once. You miss it. The customer thinks they paid. Your dashboard says they...

Understanding the control flow of a program is very important to understand the behaviour of code....

Supabase Auth Advanced — Custom Claims, Row Level Security, and Session Management Once...

The JavaScript global object and scope are a key part of building apps with JavaScript....

Supabase PostgreSQL Functions — Move Complex Logic Server-Side with RPC Writing complex...

A few weeks ago I was debugging a POST /login endpoint that was occasionally taking 800ms...

It’s hard to believe in 2026, the AI burst era, there are still people out there who are learning algorithms as an interview preparation… Continue reading on Me

Hello, I’m starting a new project to improve my backend development skills using Laravel. The goal...

TL;DR I open-sourced mini-xlsx, a one-function, zero-dependency XLSX builder for the...

In today’s scenarios such as data scraping, automation workflows, and multi-account management, proxies have become essential infrastructure. Among them, HTTP p

The slowdown doesn’t show up in your code editor. It shows up in production graphs, tiny spikes stacking into a wall of latency. Continue reading on Tech Vibes

There are some developer tools that are not complicated at all, but still manage to interrupt your...

Most tutorials on client-side data storage reach for IndexedDB, localStorage, or a third-party sync...

Why modern backend work now depends on code judgment, production visibility, and the ability to review AI output before it becomes… Continue reading on Medium »

How the new _ syntax simplifies your code and satisfies the compiler. Continue reading on Medium »

Looking for non-Linux open-source options? From ghosts of past operating systems to fascinating works in progress, here are my top picks.

Intro Continue reading on Medium »

What nobody informs you about until something fails in the production instance. Continue reading on Medium »

Backpressure rarely shows up in textbooks — but it is an integral part of enterprise production systems. Continue reading on Level Up Coding »

Team Members @manaswini_k_f89ce497b2a92 @chandan_rohith @phani_jayanth @puneeth-0307 ...

Laravel is one of the most widely used PHP frameworks for modern web development. For freshers preparing for technical interviews after… Continue reading on Med

Let’s start with the problem Continue reading on Medium »

XSS, CSRF, OAuth 2.0, JWTs, the BFF Pattern, and are you ready for Mythos? Continue reading on Medium »

The Problem with "Tutorial Code" Most tutorials teach you how to make things work. They don't teach...

If you've ever built a web API, you've probably asked yourself: "How do I make sure only the right...

Introduction: The Double-Edged Sword of Flexibility Continue reading on Medium »

Introduction: The Double-Edged Sword of Flexibility Continue reading on Medium »

If you find this helpful, please like, bookmark, and follow. To keep learning along, follow this...

If you find this helpful, please like, bookmark, and follow. To keep learning along, follow this...

After working with core Java concepts and collections, I moved towards something more visual — GUI (Graphical User Interface) using Swing. Continue reading on M

Why Your Supabase Data Is Exposed (And You Don’t Know It) The four RLS mistakes that silently leak...

Introduction Building a complete registration system usually means setting up a backend, managing...

A production walkthrough of the auth pattern powering CoinHawk's admin layer — and why "the client...