VOS.healthBackend Engineer
Nov. 2020Hlavní město Praha, Česko• Wrote 25 microservices in TypeScript and Python and implemented both synchronous and asynchronous communication and caching techniques to scale the mobile application’s backend for increased users.
• Optimized data processing for PostgreSQL databases storing hundreds of GBs of users activities and metadata.
• Developed Machine Learning and AI features including text processing and chat features using GPT-3 models and a recommendation engine using XGBoost model, with work in Python (Pandas, Scikit-learn).
• Perform code reviews on all code prior to deployments to testing and production environments.
• Established security standards for cloud systems including permissions, authorizations, and database access.