Every post here starts from a real question — something that came up in a production system, a system design interview, a code review, or a late-night debugging session. The goal is to answer it at the level of someone who wants to actually understand, not just copy-paste a solution.
No filler, no padding, no affiliate links. Just clear writing about how the stack actually works.
| Topic | What That Means | Posts |
|---|---|---|
| Databases | Storage engines, indexing, query optimization, ACID vs BASE | 2 |
| Systems Design | Rate limiters, consistent hashing, CAP theorem, distributed trade-offs | 2 |
| Backend | Language trade-offs, API design, concurrency, runtime behaviour | 1 |
| DevOps | Docker, Kubernetes, CI/CD, observability, infrastructure as code | 1 |
| Networking | TCP/IP internals, DNS, HTTP/2 vs HTTP/3, load balancing | 1 |
| Security | Auth patterns, JWT pitfalls, OWASP, encryption fundamentals | 1 |
No "Build a CRUD app in 10 minutes" posts. If the point of a post is to produce something without explaining why it works, it doesn't belong here.
We don't chase releases or write "Top 10 frameworks of 2026" listicles. The fundamentals don't change much. We write about those.
No affiliate links. No sponsored "reviews". No tracking pixels. If something is recommended here, it's because it's genuinely good.
"The goal is to write posts I wish had existed when I was first trying to understand these things."
— BitByteStackNew to Systems Design?
Start with the Systems Design category. The consistent hashing and rate limiter posts are good entry points — they explain concepts that appear constantly in interviews and real systems.
Deepening Existing Knowledge?
Browse by topic — Databases and Networking tend to have the deepest dives. Or search for a specific concept.
Found an error? Have a topic suggestion? Want to say something went over your head and should be explained better? Email is the best way to reach us: hello@bitbytestack.com
There's no comments section deliberately — email forces people to think before they send, and means the feedback we get is almost always useful.