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 Dynamic programming (DP) is the most feared topic in coding interviews, yet it follows predictable patterns. Once you recognize the […] 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
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 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
3 min read MapReduce is a programming model for processing large datasets in parallel across a cluster of commodity machines. Introduced by Google […] Read article
5 min read Event sourcing stores the state of an application as a sequence of immutable events rather than the current state snapshot. […] Read article
3 min read The Kubernetes scheduler is responsible for assigning Pods to Nodes, considering resource requirements, affinity rules, taints/tolerations, and cluster capacity. Understanding […] Read article
3 min read Multiversion Concurrency Control (MVCC) is a database concurrency mechanism that allows readers and writers to operate simultaneously without blocking each […] Read article