Developed a city management system based on a microservice architecture from scratch Implemented service containerization and inter-service interaction I used Kafka for event sharing and integrations Implemented centralized authentication via SSO and IdP I used the Gateway API to manage external and internal APIs. Used ClickHouse for data storage and analytics

Develop the backend for CRM systems and Terminal Operating System as part of several independent projects. Designed and implemented a single digital window for integration and connection of several CRM systems Implemented integrations between services and external systems, used an integration bus I have used Repository and CQRS architectural patterns in various projects. Designed APIs, business logic, and data models, and participated in architectural solutions.

Integration with the database of Government agencies for further collection and creation of a Single window for obtaining cadastral services.