Hey, I'm Oz

I am a software engineer based in Istanbul. I am currently working at Unkey.

This website is my brain dump, where I stuff everything I can think of, mostly about JavaScript, TypeScript, and web technologies. Recently, a bit of Rust.

Recent Posts

• How to keep learning in the age of LLMs

  Published:Oct 4, 2026

  Notes on how I keep learning as a programmer in the age of LLMs

• Arena Allocator in Go

  Published:Apr 19, 2026

  Learn how memory allocation works by building an arena allocator in Go from scratch. Covers memory addresses, alignment, padding math, and unsafe pointer reads.

• Implementing Distributed Counter: Part 2 - Networking

  Published:May 11, 2025

  Learn how to implement TCP networking for a distributed counter in Go. This part covers TCP transport implementation with proper framing, peer management refactoring, and shows a working distributed counter cluster communicating over an actual network.

• Implementing Distributed Counter: Part 1 - Node

  Published:Apr 14, 2025

  Learn how to implement the core Node component of a distributed counter in Go. This part details the Node structure, defines the communication protocol, integrates the CRDT, and implements synchronization tested via in-memory transport.

• Implementing Distributed Counter: Part 0 - CRDT

  Published:Apr 7, 2025

  Learn how to build a distributed counter from scratch using Go and CRDT (Conflict-free Replicated Data Types).

• Write Your Own JSON Parser with Node and Typescript

  Published:Jul 19, 2023

  Let's write our very own JSON Parser from scratch

• Improving Javascript Error Handling using Neverthrow for Rust-like Robustness

  Published:May 21, 2023

  Enhance robust JavaScript coding with Neverthrow. Utilize Rust-like error handling for exception resilience and reliable code.

• Lessons from The Mythical Man-Month

  Published:Apr 9, 2023

  Learn from Fred Brooks' classic on software project management, productivity, and team dynamics. Boost your skills with key takeaways for maximum efficiency

• Sign URLs with Node and Typescript A Step-by-Step Guide with Code Samples

  Published:Mar 26, 2023

  Learn how to sign URLs using Node and Typescript for improved security and reliability of your web apps. Step-by-step guide with code samples.

• Async Local Storage with Examples in NextJS/Typescript

  Published:Jan 21, 2023

  There is way to persist some states within NodeJS without passing parameters around. Today we will discover how to use Async Local Storage with Typescript within NextJS.