Константин Бененсон

Develop a Sales Force Automation (SFA) Platform for one of the largest international FMCG companies. • Designed and developed an Authentication & Authorization platform with OIDC support, used by 5,000+ sales representatives. • Designed and implemented a resilient large-file upload solution for S3 storages, supporting chunked uploads and resume option. • Implemented end-to-end observability using OpenTelemetry and ELK for performance monitoring and system optimization.

Develop and maintain a Telecommunications Service Activation Platform for one of the largest telecom providers in Russia. • Reduced failed service activation requests by 40% by implementing the Transactional Outbox. • Automated publication of platform test results to Allure TestOps, simplifying release validation and reducing manual effort for DevOps engineers. • Contributed to enhancements of a React-based testing UI, allowing to detect functional and business logic issues before releases.

Developed and maintained a Document Management System used by 1000+ employees. • Designed and implemented a bulk document export mechanism with customizable filtering and categorization, reducing a manual process from over 1 hour to a single click. • Implemented custom digital document signing and stamps placement, reducing document finalization time by 30%. • Reduced dependency on external contractors, leading to an 80% decrease in contractor-related development and support costs within 1 year.