Ruslan S. Email & Phone Number

Turkey

• Designed and developed an event-driven assay processing system, guiding it from the initial POC to successful production deployment, ensuring smooth interoperability.• Played a senior role, leading the seamless integration with 3 other platforms, taking full responsibility for architectural decisions, identifying and resolving data inconsistency gaps during the Integration.• Transferred one of services to the native AWS Lambda, eliminating the need for a constantly running server and reducing the lambda cold start from 4.5 to 0.8 seconds.• Improved service stability by introducing BDD Cucumber tests, implementing over 80% Unit test covering, and Flyway for DB version control, making implementation of new features safer and faster.

Turkey

• Refactored the Front-End (Vaadin) and Back-End (Spring) components of the platform to the MVP pattern, making the project easier to support and eliminating duplicated event cases.• Migrated the service platform version and transitioned BDD tests from Cucumber to Vaadin TestBench. This eliminated UI bugs related to outdated library versions and reduced random CI/CD BDD tests timeout failures to zero.

Russia

• Built a service for dynamic document generation from scratch, fully automating the process and reduced the manual document creation time from 3-4 days to just half a day.

Russia

Platform for bank reporting, which manages ETL processes and large amount of financial data.• Participated in the Platform migration from support Oracle DB only to support multiple DBs: Oracle and PostgreSQL based distributed database.• Accelerated loading of one of the main forms by 1.8 - 3.2 times (depending on the amount of requested data).• Support and develop Legacy Platform for Financial reports (Java, Spring Core, Spring Data, Oracle, PostgreSQL). Bug fixes and functional improvements (40/60)

Russia

Development of a platform for automating conclusions based on non-destructive testing results.

Russia

B2B, Sales company related to Geospatial Survey equipment• Launched and developed a business from scratch with a small investment, successfully operating for 8 years. • Organized technical conferences and presentations for over 300 customers across three cities, enhancing brand visibility and customer engagement.• Was responsible for the full cycle of sales and customer support. Leading to increased customer satisfaction and retention.• Negotiated with managers and heads of production departments to drive revenue growth.• Conducted technical trainings for customers.