Prithviraj worked on enabling Russian language support across the nammayatri/shared-kernel and nammayatri backend repositories, focusing on internationalization and localization. He updated the Language data type and enhanced HTTP API parsing and serialization logic using Haskell, ensuring seamless integration of Russian throughout the backend. By coordinating changes across both repositories, Prithviraj standardized language data flow and established a foundation for future multilingual support. His work involved API development and backend engineering, primarily in Haskell and JavaScript, and addressed accessibility for Russian-speaking users. The depth of his contributions lay in the careful design of extensible localization infrastructure rather than bug fixes.