The Blog

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.

Database sharding strategies for system design interviews in 2026: hash, range, and directory-based partitioning compared.

Backtracking and recursion patterns for SWE interviews in 2026: decision trees, pruning strategies, and the templates that solve 80% of problems.

Essential bit manipulation techniques for 2026 SWE coding interviews, with patterns, complexity, and worked examples.