Mihai Andrei Predescu developed core features for two repositories over a two-month period, focusing on both user engagement and foundational architecture. For jonathan2667/UBB--SE-2025-925-2, he delivered a daily personalized workout view, implementing backend logic in C# and ASP.NET Core to manage user workouts and a WinUI frontend for CRUD operations, streamlining daily tracking. In Applekiller733/UBB-SE-2025-926-1, he built an in-app notification system and established the social features foundation, using ASP.NET MVC and frontend development skills to enable real-time notifications and robust navigation. His work demonstrated depth in full stack development and user-centric design.