How 5,000 RPS Exposed the Real Bottleneck in Our Jetty Messaging Service
We started with a simple question: how much traffic can the service really handle? The answer was in understanding the system’s real limits.
Archive for the category: Backend
The phrase that ruins every eCommerce project: “Just connect it to our ERP.”
What sounds like a small API task is usually a full integration problem: sequencing, sync vs async, edge cases, and an old system nobody fully trusts.
How Convenient JPA Defaults Broke Our Kotlin Microservice
The promise of JPA is simple: define your entities, let the framework handle the rest. And it works until you look at what "the rest" means.
Why Good Architecture Still Fails in Production
At Devoxx UK in London, I caught up with Eoin Woods - co-author of three software architecture books and former CTO of Endava, to find out why beautifully designed systems still break in production.
Debugging in the Age of AI Isn’t About Fixing Broken Code
It’s no longer about fixing syntax errors - it’s about figuring out why a billion-parameter model did something totally unexpected.
Can Anyone See This Password? Probably Yes – Unless You Encrypt It
Every time a password is typed or a message is sent, the internet asks: ‘Can anyone else see this?’ - and without proper encryption, the answer is usually yes.
From zero to full ownership of a legacy system in under 2 months
Fast forward one year, we have built a completely new system and are migrating customers.
You don’t need frontend developers for Backstage integration. But you do need adopters.
Despite zero TypeScript and MERN experience we pulled off deploying Backstage in our platform, with much better user experience. Only 5 % of our engineers use it.
Database migration: Developers’ open-heart surgery
Live database migrations are developers' heart surgeries – and ours sure felt like it. Even now we have a long-lasting relationship with the patient and are keeping an eye on the surgery aftermath.
We built a Python framework bridging the gap between AI and streaming platforms
We wanted to develop a framework that would make it easy to develop scalable and robust streaming microservices in Python.
