Cron Jobs in Distributed Systems: Scheduling, Idempotency, and Missed Runs
Cron Jobs in Distributed Systems must run once, survive restarts, and stay idempotent. Learn locks, missed runs, jitter,…
Category
System Design
Explore system design principles and strategies to build scalable, reliable, and high-performing software architectures for complex systems.
112 articles
Cost Optimization for Backend Systems: Architecture, Autoscaling, and Observability
Cost Optimization for Backend Systems cuts waste without hiding risk. Learn how architecture, autoscaling, and metrics keep spend…
CORS Explained for Backend Engineers: Preflight, Credentials, and Security Pitfalls
CORS Explained for Backend Engineers covers origins, preflight, and credentials. Learn which headers to set, which to avoid,…
Connection Pooling Explained: Sizing, Timeouts, and Database Overload
Connection Pooling Explained for teams who see timeouts when load spikes hard. Learn pool size, wait limits, and…
Cold Starts in Serverless and Containers: Causes, Measurement, and Mitigation
Cold Starts in Serverless and Containers add seconds to the first request. Learn how to measure the delay,…
Clock Skew in Distributed Systems: Causes, Impact, and Clock Synchronization
Clock Skew in Distributed Systems breaks leases, caches, and event order. Learn the causes, the impact on reads,…
CI/CD for Backend Engineers: Pipelines, Artifacts, and Deployment Strategies That Scale
CI/CD for Backend Engineers explains pipelines, artifacts, and safe deploys. See what breaks in production, how to scale…
Chaos Engineering: Principles, Experiments, and Production Safety
Chaos Engineering tests failure before users ever do. Learn principles, experiment design, and safety stops that keep production…
Build Caching Explained: Speeding Up CI Without Breaking Reproducibility
Build Caching Explained shows how to speed up CI and still ship the same bits. Learn cache keys,…
Backup Strategies for Backend Systems: RPO, RTO, and Restore Testing
Backup Strategies for Backend Systems protect data you cannot recreate. Learn how to set RPO and RTO, then…
Autoscaling Backend Systems: Metrics, Policies, and Avoiding Thrash
Autoscaling Backend Systems need stable metrics and cooldown rules. Learn how policies avoid thrash, protect latency, and control…
API Versioning Strategies: URI, Header, and GraphQL Approaches Compared
API Versioning Strategies compare URI paths, headers, and GraphQL schemas so you can ship changes without breaking clients…