Software Development Company for Flutter and Backend

I'm seeking a software development company based in Guwahati, Assam, India, to co-develop our project and manage future updates on the Play Console.

Our project currently generates a minimum of $100+ daily. Any company that joins us will receive a 30% share.

The company must handle:
- Backend in Node.js, with MongoDB
- Flutter projects
- Minimum knowledge in blockchain and other crypto exchanges
- Must be a registered company (individuals will not be accepted)
- Must be based in Guwahati, Assam, India

The immediate focus will be on Flutter projects, including:
- Performance optimization
- Handling Flutter app development
- Managing the process from development to release on Play Console

Ideal candidates should have:
- Strong expertise in Node.js and MongoDB
- Proficiency in Flutter
- Basic understanding of blockchain and crypto exchanges
- Proven track record of managing app deployments on Play Console

Thank you.