- Designed and implemented an event-sourced tracking solution using MongoDB, applying DDD principles and implementing CQRS for system efficiency.- Designed and delivered enterprise-level features, optimizing data exchange in a microservices architecture with a focus on scalability and performance.- Diagnosed and optimized database performance, addressing indexing and query execution bottlenecks to enhance efficiency.- Authored resilient unit tests to ensure the stability and reliability of implemented solutions.

- Assisted in delivering a 4-month Data Science training program through face-to-face lectures and hands-on guidance.- Supervised multiple student groups on their final Data Science projects, providing mentorship and technical support.- Participated in the evaluation committee, assessing student projects and providing constructive feedback on their Data Science solutions.