-Developing a back-end part of the platform (Scrum, monolith, TypeScript-SQL, Node.js-MySQL-Redis); -Providing test coverage (unit, e2e); -Providing code review; -Implementing integrations with SASE infrastructure elements (REST, JSON-RPC, event pub-sub, queues); -Implementing integrations with external services (AWS, geocoder, SASE services); -Communication with the customer for development purposes.