Looking for a react/java/node.js developer

We are looking for a dev that can maintain my application backend and frontend. The application is built using Java, React, and Javascript, Redux, NodeJS

The process should work as follow:
1. We give you access to our Jira and Github for the project.
2. A support team will open tickets for issues and enhancement requests.
3,. Your team will be responsible for responding to development tickets and providing enhancements as requested

Upgrade main components
1.1 Portal APi
• Upgrade libraries package to latest stable
o Java 8 to 11
o Spring boot 1.5 to 2.5.x
1.2 Admin APi
• Upgrade libraries package to latest stable
o Java 8 to 11
o Spring boot 1.5 to 2.5.x
1.3 Internal Report APi
• Upgrade libraries package to latest stable
o Java 8 to 11
o Spring boot 1.5 to 2.5.x
1.4 ReactApp Portal UI
• Upgrade libraries package to latest stable
o ReactJS 16.2.0 to latest
1.5 ReactApp Admin UI
• Upgrade libraries package to latest stable
o ReactJS 16.13.1 to latest