Mobile Developer Needed – Piano Learning App (2 Weeks – Full Build) We are looking for an experienced mobile developer to complete a piano learning app called Piano Pilot within 2 weeks. This is a full implementation (not a partial MVP). All core features must be delivered within the timeline. Core Features Song library with: Sort (Difficulty, Most Popular, Recently Practiced, Title A–Z) Filter (Difficulty, Genre, Progress) MIDI keyboard support Acoustic piano detection (mic-based) Real-time note matching and scoring Progress tracking & history Clean modern UI (dark theme preferred) Requirements Strong experience with Kotlin (Android) or Flutter Experience with MIDI integration and audio processing Ability to handle real-time note detection Clean architecture and Git workflow Daily progress updates Timeline 14 days total Must be able to start immediately Fixed price project To Apply Please send: Relevant app portfolio (music/audio apps preferred) Confirmation you can complete within 2 weeks Your fixed price Brief implementation plan Only apply if you are confident in delivering on time.