MySQL, Zookeeper, Node.js, Kafka, Redis, Java Programming, Dubbo, RocketMQ

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

relational data modeling , PostgreSQL, API design, Redis, React, Typescript, Docker, Kubernetes, AWS, ClickHouse, retrieval and grounding techniques, Go, service integration patterns, AI coding tools, authentication and authorization

React, Typescript, Javascript, API design, LLMs, AI-native development, Agent orchestration

react.js , Java, Oracle Sql, Spring Boot, Sql, Microservices, Css3, Typescript, Javascript, Html5, Rest Apis, AWS, Context API, React Hooks, CI CD, cloud-native application development

Java, UDP, Angularjs, PostgreSQL, Nodejs, Http, Object Oriented Programming, Typescript, MySQL, Reactjs, Python, Eggplant Server, Eggplant Functional, Micro-services framework

Java, UDP, Angularjs, PostgreSQL, Nodejs, Http, Object Oriented Programming, Typescript, MySQL, Reactjs, Python, Eggplant Server, Eggplant Functional, Micro-services framework

Api Management, Design Patterns, Kafka, Spring Boot, Java 8, Microservices, JUnit, Core Java, Java, Oauth, Springboot, Mq, J2EE, Mssql, Spring Cloud, Spring, Jms, Cucumber, Soap Services, Rest Services, Swagger Specs, Azure Open Service Mesh, Middleware Messaging Technologies, Clean Code, Deployment Pipelines, Event-Driven Design Patterns

Java, Data Structures And Algorithms, Kotlin, Android Application Development, Server-side API design and integration, NFC contactless payments, Digital credentials, Large-scale application design and architecture

Java, High Availability, UDP, Networking, Maven, Data Structures, Core Java, Scalability, Python, Fix Protocol, Low Latency Systems, Architecture Design, Deployment, Threading, Troubleshooting, nio, Concurrent Systems