- About 3 years of experience in software development - Experienced with Golang, Java, JavaScript- Experienced with coding and design high performance BE service using golang or java- Good at those framework: Gin, Gorm, Spring Boot v.3.xx, Hibernate- Good at choosing design patterns: factory, single ton, observer , repository, …- Optimize sql database, monitoring and find out bottle neck such as: Postgres, Mysql- Experiential at RESTful Web Service, GPRC, RPC implementation, integration - Well knowledge about message broker platforms: kafka, rabbitmq, …- Expert with Redis: pub/sub, distribute lock, setup redis cluster, sentinel, caching data- Know well about blockchain concepts. Deep dive in ethereum layer 1 and understand how users can interact with blockchain core and how ledger, network, consensus, rpc work. Deploy, monitoring full node, light node of Kalytn, ethereum network