Career · 6 min read
Write Ahead Log Crash Recovery Databases
How write-ahead logging guarantees crash recovery in databases: ARIES phases, fsync semantics, and interview-ready explanations.
Career
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Career · 6 min read
Api Rate Limiting Implementation Guide
Production-grade API rate limiting: algorithms, distributed enforcement, and 2026 tooling compared with code-level trade-offs.
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Career · 5 min read
Ci Cd Pipeline Security Best Practices
Concrete, technical CI/CD security practices for 2026 — secrets management, SBOM generation, supply chain attestation, and pipeline permission scoping.
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Career · 6 min read
Database Migration Zero Downtime Strategies
Battle-tested zero-downtime database migration patterns for 2026: expand-contract, dual-write, and CDC-based cutover compared.
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Career · 6 min read
Database Sharding Strategies Comparison
A technical comparison of database sharding strategies in 2026 — hash, range, and directory-based, with real rebalancing tradeoffs.
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Career · 6 min read
Distributed Systems Consistency Patterns (2026)
A 2026 engineering guide to consistency models—strong, eventual, causal—with real trade-offs, patterns, and interview framing.