The Blog

Token bucket, sliding window, and leaky bucket rate limiting at the API gateway layer, compared for correctness and interview readiness.

Offset, keyset, and cursor pagination compared with real query plans, performance numbers, and the tradeoffs interviewers expect you to name.

How to structure software engineering behavioral answers with the STAR framework, with real question banks and mistakes that sink strong technical candidates.

How chaos engineering and fault injection testing work in 2026 production systems, tooling comparisons, and what SREs actually measure.

The core dynamic programming patterns tested in 2026 SWE coding interviews, with recognition heuristics and a pattern-to-problem comparison table.

When to normalize vs denormalize database schemas in 2026, with normal form definitions and real-world tradeoff examples.