Urgent Software Maintenance Engineer Needed

I'm seeking a Software Maintenance Engineer with expertise in ReactJS, Android, Tender Flow, Face Recognition technology, ReactJS APIs, and Node.js. The software components have already been written and tested by a third-party programmer on Freelancer.com.

Key Responsibilities:
- Maintain and improve existing software
- Troubleshoot and fix issues promptly
- Implement updates and new features as needed

Ideal Skills and Experience:
- Proven experience with ReactJS and Node.js
- Familiarity with Android and Face Recognition technology
- SQL Server Database
- Prior work experience with Google Tensor Flow Face Detection API must
- Ability to work on an urgent basis

Please include your past work in your application, specifically any relevant projects that demonstrate your capability to handle this task.