In Redis We Stand: Redis 101 — A Guide to System Design with Redis
Redis is more than just a cache. It is a flexible system design tool that can power a large part of an application if you understand its strengths.
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Notes on backend systems, Redis, queues, workflows, databases, and the kinds of production problems that hide in plain sight.
Why I Introduced a Workflow Engine into My Playlist Sync System
Learn how workflow engines like Temporal can transform fragile, multi-step processes into fault-tolerant systems that survive crashes, handle rate limits, and never lose progress.
Read moreThe system design behind the realtime moderation system
Real-time chat moderation is harder than it looks. Learn how to build a scalable, low-latency moderation system using FastAPI, Redis Pub/Sub, and Cuckoo Filters.
Read moreHow Invisible PostgreSQL Issues Slowly Kill Performance
Discover why your PostgreSQL database feels slow despite correct queries and indexes. Learn about dead rows, idle transactions, and how to make these invisible problems visible.
Read moreThe System Design Behind My Event Analytics System
How I handled 73 million events per day on a single machine: A journey from synchronous failures to async optimization with Go and Redis Streams.
Read moreYou Probably Don't Need Kafka: Building a Lightweight Event Stream in Go
Learn how to build a robust, persistent pub/sub architecture using Redis Streams in Go, avoiding the operational overhead of Kafka while maintaining reliability.
Read moreYour queue - worker design is bad
Most developers use one queue and several workers to process everything. That looks simple, but it’s actually a bad design.
Read moreWhat is Singleflight?
One of my favorite optimization techniques for backend systems that ensures a task is executed only once, even if multiple concurrent requests are made for the same data.
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