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The Problem We Were Actually Solving We were solving the classic scale-to-zero problem, but the twist was that configuration itself became
Product wants to ship a new checkout flow. Engineering wants a way to roll it out gradually - 1% canary, 10%, 50%, 100% - with an instant rollback if
Features of Java: Simple: Java is easy to learn compared to C++. No pointers No complex memory handling Clean and readable syntax Meaning: Java i
What is Java? Java is a high-level programming language used to build: Web applications Mobile apps (Android) Software systems Java is Write Onc
This is the seventh article in the Exeris Kernel series. TL;DR: Direct ByteBuffer gives you zero-copy but defers cleanup to the GC. Arena gives you d
I got tired of bloated reminder apps, so I built my own I only wanted this: “Remind me about X at time Y.” Not a full planning system. Not 20 scr
The Problem We Were Actually Solving I was tasked with optimizing the event handling pipeline for our Veltrix system, which was initially b
The problem nobody warns you about On a busy Tuesday evening, a Spanish football clip we'd indexed two hours earlier started trending. With
Rust already has well-established parser combinator libraries like nom and chumsky, so why build another one? In my experience, using parser combina
If you build custom WordPress sites for data-heavy industries (like Real Estate listings, Vacation Rentals, or Directory menus), you've likely faced t
Published 2026-05-28 by Shubham Bhati — Backend Engineer (Java 17, Spring Boot, Microservices). As backend engineers, we've all been there - stuc
The Problem We Were Actually Solving I still remember the day our traffic grew by a factor of 10 in a matter of hours, our servers were on
GitHub: lumex-solutions/flare-ts A few months ago I wanted to build something on Cloudflare Workers. Hono is the obvious answer there and it's genuin
Businesses, irrespective of different sizes and industrial sectors, are found trending towards online marketplaces. So if you are hell-bent on conduct
Java LLD: High-Concurrency Ticket Booking System (BookMyShow) Designing BookMyShow is a classic LLD interview favorite because it tests you
The Problem We Were Actually Solving I still remember the day our server growth hit a wall, and our treasure hunt engine began to buckle un
Most of us lose internet connectivity without any evidence to show our ISP — no timestamps, no causes, no durations. I built Internet Monitor to fix e
A Rails app starts calling OpenAI or Anthropic. A few months later someone in finance asks "who's burning $X a month on this and on what?" The answer
Spring Boot releases a new minor version approximately every 6 months, and each version has a defined open source (OSS) support window. If you're runn
Running an unsupported PHP version means your application is exposed to unpatched security vulnerabilities — many hosting providers and security scann