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

software craftsmanship , Apis, Microservices, Backend Development, Kubernetes, data processing pipelines, event-driven systems, cloud-native technologies, CI CD, Security, performance optimization, observability

Typescript, PostgreSQL, Kotlin, AWS, TimeScaleDB

Golang, Mqtt, Logging, PostgreSQL, Kafka, Spring Boot, Docker, Neo4j, Terraform, AWS, Websocket, Redis, Google Cloud, metrics, Webrtc, Helm, Azure, Kubernetes, observability practices, GRPC, tracing, cloud security best practices, Monitoring, CICD pipelines, TimescaleDB

Node.js, MySQL, Go Language, Monitoring Tools, MongoDB, Python, system performance, Crisis Management, Scaling, distributed systems design

Spring Boot, Java, Spring, Kubernetes, Kotlin, Docker, Restful Apis, Event-Driven Architectures

Golang, Gcp, Docker, Elasticsearch, Prometheus, Grafana, Redis, Kubernetes, AWS, CI CD

Databases, Golang, Cloud Infrastructure, Caching, queues, event-driven systems, gRPC APIs, containerized services

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