Every concurrent program rests on a promise most developers have never read: the language’s memory model. It is the contract
Continue readingGo vs Rust vs Free-Threaded Python: Memory Models Compared
Every team seems to arrive at the same configuration at some point: the database feels slow, someone searches for a
Continue readingConnection Pool Sizing: The Math That Says Fewer, Not More
Offset pagination is the first thing everyone learns and the first thing that falls over in production. The product manager
Continue readingBeyond OFFSET: Keyset Pagination in PostgreSQL That Actually Scales
Most Go services run for months without anyone touching a single GC knob, and that is exactly how the runtime
Continue readingThe Go Garbage Collector in Production: GOGC, GOMEMLIMIT, and Allocation Discipline
One Tuesday your API’s most popular endpoint works fine. Two Tuesdays later, a mobile app that has been calling it
Your microservice takes eleven seconds to answer a request that used to take two hundred milliseconds. The on-call engineer opens
Every production rate limiter has two layers. The first layer is the algorithm: token bucket, leaky bucket, fixed window, sliding
# POST 1: Transactional Outbox (Slot 10 backend) You update a row in your database, then publish an event to
Continue readingThe Transactional Outbox Pattern in Go: Reliable Events Without Dual Writes
A request fails at 2 AM. The on-call engineer greps through logs looking for a trace ID, finds seventeen lines
Continue readingStructured Logging in Go With slog: Handlers, Sampling, and Dynamic Levels
PgBouncer has quietly become mandatory infrastructure for PostgreSQL at scale. If you run more than a few hundred client connections