Android App Enhancement with .NET and SQL Expert

I'm looking for a talented developer who could significantly improve an existing Android application built on .NET with SQL backend.

Major tasks include:
- Redesigning UI/UX to make the app more intuitive and user-friendly
- Adding more interactive elements to keep users engaged
- Improving navigation for a flawless user experience
- Identification and fixing of bugs, coupled with performance optimizations for a smooth application flow
- Integration of new features such as push notifications, in-app messaging, and creation of 'Course Sections', Course Notes Section
- Reworking of the 'Find Jobs' section to make it more efficient
- And with complete new Login and Sign pages.

Ideal freelancer should have:
- Extensive experience with .NET, SQL, and Android app development
- Proven track record of UI/UX design
- Experience in integrating in-app functionalities such as push notifications and messaging
- Portfolio showcasing previous work related to app interface redesigning and performance optimization

With your expertise, I hope to create a superior user experience and overall app functionality.