for recruits Refactored the random number generator service Refactor the random number generator service and help to get the Gaming Labs certification (Golang, Docker, gRPC) Implemented the KYC flow Implemented the KYC flow on the server-to-server level to get the user's verification (Golang, GraphQL) User's data analytics Provided the raw data that the data team required from the server side (Golang, MongoDB, MySQL, Kafka) Players collusion/cheating condition implementation Collusion player check (Golang, MySQL, Redis) Game lobby block (Golang, MySQL) Player bet limit check (Golang, MySQL) Helping and coordinating cross-department (ex. product, data