Technologies: Go, gRPC, Redis, Oracle, Kafka, Grafana, Kibana, Docker, React, Gin, Fiber, GORM Transition from GORM v1.0.2 to GORM v1.2.2 Added new functions to web-service such as route which return payments commission. Modified requests and methods of Websocket communication between managers and customers to get additional information about customers. Resolved production bugs and incidents (added validator for properly checking, wrote unit test, etc...) Wrote script which get data from google sheets and generate sql file for further execution in production, it helps to synchronize google sheets data with database.