Java, Distributed Systems, Automated Testing, Spring Boot, Spring, Microservices, Concurrency, Scalability, Rest Apis, Multi-tenant Architecture, NoSQL Databases, Reliability, Observability

API design, Technical Leadership, concurrency, Storage, Performance Testing, caching at production scale, designing and operating high-performing scalable and reliable distributed services, modularising monoliths into well-bounded services, Profiling, debugging memory or latency issues in production, service decomposition, building and operating high-performance distributed systems in production