JWT Rotation and Revocation: Secure Token Lifecycle in Distributed Systems
JWT Rotation and Revocation keeps distributed APIs safe after a key leak. Learn short lifetimes, key ids, denylists,…
Category
System Design
Explore system design principles and strategies to build scalable, reliable, and high-performing software architectures for complex systems.
112 articles
Infrastructure as Code: Principles, Patterns, and Production Anti-Patterns
Infrastructure as Code shows how to define servers, networks, and policy in files. Learn patterns, anti-patterns, drift, and…
Race Conditions in Backend Systems: Detection, Prevention, and Testing
Race Conditions in Backend Systems hide until load hits. Learn how to detect lost updates, block unsafe writes,…
Query Optimization for Backend Engineers: Indexes, Execution Plans, and Real-World Tuning
Query Optimization for Backend Engineers stops slow SQL from stalling APIs. Learn indexes, plans, and safe fixes you…
Health Checks in Distributed Systems: Liveness, Readiness, and Dependency Probes
Health Checks in Distributed Systems tell a platform if a task can serve traffic. Learn liveness, readiness, and…
gRPC vs REST: Protocol Buffers, Streaming, and Production Trade-offs
gRPC vs REST compares protocol buffers, streaming, and JSON APIs so you can pick a contract that stays…
Garbage Collection Tuning for Backend Engineers: Latency, Throughput, and Pauses
Garbage Collection Tuning cuts pause time without starving throughput. Learn which collector to pick, which knobs matter, and…
Feature Flags Architecture: Progressive Delivery, Kill Switches, and Technical Debt
Feature Flags Architecture lets you ship code dark and turn it on safely. Learn kill switches, progressive delivery,…
Failover Architecture: Active-Passive, Active-Active, and DNS-Based Failover
Failover Architecture moves traffic when a site dies. Learn active-passive, active-active, and DNS failover, plus the checks that…
Eventual Consistency in Practice: Models, Conflict Resolution, and User Experience
Eventual Consistency in Practice shapes what users see after a write lands. Learn conflict rules, read models, and…
Error Budgets: Balancing Reliability, Velocity, and Product Risk
Error Budgets tell you how much failure you can spend. Learn how to balance reliability, ship speed, and…
Encryption in Transit: mTLS, TLS Termination, and Service-to-Service Security
Encryption in Transit protects service calls from network snooping. Learn TLS termination, mTLS, cert rotation, and the gaps…