Outsourcing IT company with more than 5000 successfully developed projects for more than 800 clients, a competitor of Grid Dynamics.• Developed 2 web-applications according to all requirements and with covering 99% of SLO and SLA for clients.• Optimized 2 applications, which resulted in a green zone in terms of SEO requirements.• Participated in development of a new architecture solution for a client that satisfied 100% requirements.

Russia's largest commercial bank, ranked in the top 3 among all banks, a competitor of HSBC.• Developed a universal scoring system for a bank in loan direction using Java, Springboot, TypeScript, React + Redux.• Developed a service that brought to a bank financial benefit of 300 million dollars in lending.• Designed from scratch and implemented dynamic form validation functionality, eliminating 100% of the need for a release when rules change.• Developed an observability system for collecting and monitoring metrics with Grafana and influxDB, providing instant notification of system anomalies.• Refactored the client-side codebase with the TypeScript implementation that speeded up development by 20%.• Performed adaptation and configured the development environment for three new engineers in the team.

The largest sports center in St. Petersburg, a competitor to INSEP.• Developed an application for managing and distributing sport equipment for training sessions, optimizing 90% of time spent on issuing/receiving equipment.• Eliminated 100% of paperwork when issuing inventory by completely digitizing the process.• Performed analysis and fixed all notes according to interface accessibility, adapting it for users of different ages and health categories.