RESTful API design patterns, GraphQL schema design, gRPC service definitions, API versioning, rate limiting, pagination, error handling, OpenAPI/Swagger docs.
Linux, server management, databases (MySQL/PostgreSQL/MongoDB/Redis/ES), Docker, Kubernetes, cloud CLI, networking, backup, security, performance tuning, log analysis.
Full backend development toolkit — Node.js, Python, Go, Rust. API design (REST/GraphQL/gRPC), database patterns, auth (OAuth2/JWT), caching, message queues, testing, Docker, CI/CD.
PostgreSQL schema design, query optimization, indexing strategies, EXPLAIN analysis, partitioning, replication, vacuum tuning, extension recommendations.
19 database skills across PostgreSQL, MongoDB, Redis. Schema design, query optimization, migrations, connection pooling, ORM patterns, caching strategies.