9 min read Event-driven architecture (EDA) is the backbone of modern distributed systems. Instead of services calling each other synchronously, they communicate by […] Read article
9 min read Kubernetes is the de facto standard for container orchestration, running production workloads at companies from startups to Google. Understanding its Read article
9 min read Distributed consensus is the foundation that makes distributed systems reliable. Every replicated database, every coordination service, and every distributed lock Read article
9 min read Observability is the ability to understand the internal state of a system by examining its external outputs. The three pillars Read article
9 min read Graph problems appear in roughly 20% of coding interviews at top tech companies. The key is recognizing which graph algorithm Read article
9 min read Dynamic programming (DP) is the most feared topic in coding interviews, yet it follows predictable patterns. Once you recognize the Read article
8 min read Service Level Indicators (SLIs), Service Level Objectives (SLOs), and Service Level Agreements (SLAs) form the foundation of modern reliability engineering. Read article
8 min read Database schema migrations are one of the riskiest operations in production systems. A poorly executed migration can lock tables for Read article
8 min read Zero-downtime deployment ensures users experience no interruption when new code is released. This is a requirement for any production system Read article
9 min read Chaos engineering is the discipline of experimenting on a production system to build confidence in its ability to withstand turbulent Read article
8 min read Calendar and scheduling systems are among the most deceptively complex applications in software engineering. Google Calendar, Outlook, and Calendly handle Read article
9 min read Distributed locks coordinate access to shared resources across multiple processes or machines. Unlike local mutexes, distributed locks must handle network Read article
9 min read API design is the interface contract between your service and its consumers. Poor API design creates friction, breaking changes, and Read article
3 min read gRPC is Google open-source RPC framework that uses HTTP/2 for transport and Protocol Buffers for serialization. It provides strongly-typed service Read article
4 min read Caching is one of the highest-leverage performance optimizations available — serving data from memory (nanoseconds to microseconds) instead of disk Read article
