Golang, Cassandra, Angular, Java 8, Nosql, React, Javascript, Docker, Core Java, Design Patterns, Python, AWS, Hadoop, Scala, Kotlin, Css3, Redis, Kubernetes, IO NIO, network communication, Swarm, R, high availability systems, Aliyun Cloud, Java multi-threading, high concurrency

Backend Development, Machine Learning, Python, Computer Vision, Scalable System Design

Java, PostgreSQL, Kafka, Spring Boot, Sql, Nosql, Rabbitmq, Docker, MySQL, Kubernetes, Event-driven APIs, EKS, GRPC, GitHub Actions, MCP

Performance Tuning, Schema Design, Node.js, Kafka, Redis, Java Programming, MySQL, Zookeeper, JVM internals, SQL optimization, Dubbo, RocketMQ, High-availability systems, Database scaling

Java, Typescript, Node.js, Nestjs, AWS, async processing, distributed systems concepts, eventual consistency, Go, observability