Backend developer with over 10 years of experience. Specializing in Ruby on Rails, Rust, PostgreSQL, and backend performance.
Visit pawelurbanek.com → RSS feedOn Hacker News Mar 2018 – Jan 2022
Infrastructure & DevOps 2Web & Frontend 1Tools & Productivity 1Systems & Performance 1Startups 1Software Engineering 1
I've built a Slack anonymous messaging bot in Ruby on Rails and it is profitable. In this blog post I will describe what I did and tools I used to create, promote and monetize a simple SAAS product.
PostgreSQL query planner is full of surprises, so a common-sense approach to writing performant queries is sometimes misleading. In this blog post, I'll describe examples of optimizing seemingly obvious queries with the help of EXPLAIN ANALYZE and Postgres metadata analysis.
The internet nowadays is ephemeral. Layers upon layers of trusted 3rd parties are necessary to distribute content online. It requires ongoing maintenance and is susceptible to censorship or hostile takedowns. In this blog post, I describe the steps I took to host my blog in a trustless, permanent, and…
Maybe I'm paranoid. But, I think there's a lot of smart people out there dedicating their life's work to make others keep watching videos. Since YouTube's incomprehensible decision to remove dislikes count it's become even easier to waste time on worthless content. In this blog post, I'll describe a simple trick that…
Visits counter was a critical feature of every website just 20 years ago. In this tutorial, we will implement it with Rust Cloudflare Workers by adding persistence and dynamic behaviors to an otherwise static page. We will also discuss other practical use cases of CF workers edge proxy.