Min S1, IF/SI,• Minimum 3 years experienced withBack End Developer• Experience with Programming Language such as Golang/Kafka/RDBMS (PostgreSQL/MySQL/MongoDB/etc)• Understand the basic concepts of the payment system, microservice concept & the concept of async and sync transactions• Experience working with REST API• Experience with tuning, caching, and search engine such as Elastic Search, Redis Search• Experience with Eeager Loading, N+1• Experience with Unit Testing and TDD• Strong analytical skills• Good communication• Collaborative