The content is original, practical, and opinionated, emphasizing real-world tradeoffs, lessons from production systems, and justified opinions based on experience rather than trends or fashion.
I have been using Wakatime since 2017, but I stopped using it in recent years because the free plan, which only provides a two-week range report, is not very helpful. I primarily relied on it for the yearly report to see how much I coded over the pas...
A practical guide to scaling PostgreSQL: connection pooling, indexing, partitioning, replicas, sharding, and CDC for real-world systems.
Designing an ephemeral one-on-one chat that can jump from two users to two million without changing a line of code.
Winning Honestbee’s 2016 logistics challenge in Saigon with a BFS-based delivery route optimizer
The tool and process we built to move a TB of live data without downtime and without blocking the team
Guiding your software career toward higher‑value work when AI can write most of the code.
Conway's Law, the microservices premium, and why team structure should shape architecture — not the other way around.
In my previous post, I introduce the project Wakapi - an alternative to Wakatime but it totally free, it mean you have to self hosted it somewhere. https://hashnode.com/post/cm3i8c9mp001609ku3rhieuku The database Wakapi provide several choices of d...
Building a Scalable Chat System with HTMX and Go: Lessons from My Journey
