Java, S3, Spark, HBase, AWS, JVM GC tuning, MSK, high-availability patterns, Flink, EKS

Golang, C, Concurrent Programming, Scalability, Python, Multi-threading, Java, Fault Tolerance, Rust, Data Structures, Routing, Algorithms, Zookeeper, Asynchronous programming, Replication, IPv6 Networking, Consul, Service Mesh, GRPC, Data Consistency Models, Sharding, Service Discovery, Resharding, Istio, Distributed System Design, apache thrift, Envoy

Java, Gcp, PostgreSQL, Spring Boot, Kafka, Azure, Redis, AWS, OAuth2.0 API design

Typescript, PostgreSQL, Kotlin, AWS, TimeScaleDB

Java, Javascript, Debugging, Python, Profiling, Go, AI-driven development practices, Observability

IT business analysis techniques, Java-related technologies