Scalable Backend Secret Sauce

There’s an implementation principle of a scalable backend system which I find among the most important ones. It’s about minimization of compute resources footprint of a request handler for every possible request. This principle isn’t only applicable to handlers in request/response scenarios, e.g. REST or GraphQL APIs. For a session-based handler like a websocket handler…

AWS Solutions Architect Professional – How it was

Earlier this summer (in June actually) I achieved my AWS Solutions Architect Professional certification (SAP-C01), yay! My overall AWS experience is more than 8 eight years at the moment of writing this, so my take on this initially was “pff, what is all the buzz about? That should be no problem for me!” Preparations Obviously…

Microservice Architecture Implementation Principles

Today on microservice architecture implementation principles. I intentionally don’t touch the topic of whether or not one should use microservice architecture for a particular project/company context in this article. That’s a big separate topic of its own and a story for another day. The following list consists of fundamental items which should be kept in…

Why Total Annihilation is an iconic masterpiece?

Another gaming-related post this time. In case you’re not an oldfag like me you may miss some pillars of the real-time strategy (RTS) genre. I mean these: WarCraft II (1995 release year) Command & Conquer (1995 release year) The staple of the current show – Total Annihilation (TA for short, 1997 release year) Each of…

Don’t rely on a pure technology expert…

…to do the right thing for your business Software development exploded worldwide during the last thirty years or so. Mass adoption of personal computing devices gave rise to the first wave of unprecedented investments into software development. Technology expert was a new dream career. Then it was World Wide Web and finally handheld computing devices.…

Enhanced GitFlow article is live!

We’ve been working on this article with Toptal Blog editorial team since this summer. It’s about an alternative to GitFlow approach to Git branching. Finally it’s live: https://www.toptal.com/gitflow/enhanced-git-flow-explained Check it out if you stuck with Classic GitFlow. It gives some fresh air in regards to version control in your projects.

Long-running transactions considered harmful

When working with ACID storages developers have a powerful tool at their disposal – transactions. Most RDBMS systems out there – think MySQL or PostgreSQL – are fundamentally ACID storages. Developers learn transactions as part of any basics course on RDBMSes. They seem pretty organic to underlying databases. One may get really surprised by the…

kswapd high cpu no swap issue with T instances on AWS

I’ve been working as the Head of SaaS at Binology for almost a year and a half already. One of my core responsibilities is planning & executing company workflows in the cloud in a cost-effective manner. We use the AWS cloud and Docker is our primary delivery method for apps we run. Both vendors are…

Blog – inception

It’s a combined translation of the original article series in Russian: first, second and third. Why yet another blog I believe that every entrepreneur is a committed, inspiring and purposeful individual. That’s because every endeavor starts with an idea and inspiration to bring it to life. Sometimes it’s enough to inspire oneself. In other cases…