KEY SKILLSGolang: Server application development, Iris framework, GRPC, Gokit, Consul(service discovery), etcd.NodeJS: nodejs, Typescript, Typeorm, Nestjs, Opossum (circuit breaker)Java: Spring, Springboot, Spring cloud, Mybatis, JPA, Nacos(service discovery), Sentinel(Data flow control, rate limit, circuit breaker), Feign, ShardingSphere, Shiro(security framework)Python: Multi-process concurrency, multi-thread concurrency, coroutine asynchronous programming，crawler development，numpy，pandas，scrapy，aiohttp, aiohttp_socks, xpathC/C++: Qt, ffmpeg, openglPHP: Laravel, WordPress Plugin & Theme developmentDB: Mysql, Postgresql, Redis, Mongodb, aws dynamodbMiddleware: Rabbitmq, Elastic Stack(elastic search, filebeat, logstash), Prometheus, Grafana.Testing: k6,JMeterFront-End skills: Angular, Vue, Gulp, Webpack, Bootstrap, Jquery, Sass, LessMobile: Android (java), Flutter, IOS (OC)Containerization: Linux, Docker, Kubernetes, NginxCloud Platform: aws (EC2, lambda, sqs, sns, dynamodb, s3 ...)