sde-skills

Design scalable, resilient, production-grade systems from first principles. HLD methodology, capacity estimation, data modeling, API design, caching, message queues, distributed systems, and database selection.

Write, review, and refactor code to production standards. PR review across 7 dimensions, safe refactoring patterns, code smell detection, SOLID principles, design patterns, testing strategy, performance profiling, and security review.

Make durable architectural decisions. ADRs, migration planning, tech debt classification, service decomposition (DDD), resilience patterns, observability design, and event-driven architecture.

Find, fix, and prevent production issues. Root cause analysis, blameless postmortems, log analysis, performance debugging, memory leak detection in Node.js, and incident response.

Ship features with engineering rigor. INVEST-ready technical tickets, three-point estimation, sprint planning, release notes, feature flags, deployment plans, and on-call runbooks.

Build production-grade MERN applications. MongoDB schema design, Express APIs and middleware, Node.js patterns, React components, state management, hooks, JWT auth, MERN security, testing, and deployment.

Testing skills for software engineers: unit testing, integration testing, E2E, TDD, test data management, and contract testing.

DevOps skills for software engineers: CI/CD pipelines, Docker, Kubernetes basics, infrastructure as code, monitoring/alerting, and secrets management.

Career growth skills for software engineers: interview preparation, promotion planning, technical writing, feedback, and 1:1s.