Contact person: Enhancements & Bug Fixes for React Native Mobile App with Node.js Backend (MongoDB CosmosDB)

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Location: Chittaurgarh, India

Budget: Recommended by industry experts

Time to start: As soon as possible

Project description:
"Project Overview:
We have an existing React Native mobile application with a Node.js + Express backend API, connected to MongoDB (hosted on Azure CosmosDB).
We are looking for an experienced full-stack developer to fix existing bugs, optimize performance, and add new enhancements to both the mobile app and backend API.

Key Responsibilities:
Debug and fix issues in the existing React Native mobile application (Android & iOS).

Resolve backend issues in Node.js + Express APIs.

Optimize database queries in MongoDB (CosmosDB) for better performance.

Implement new features and enhancements as per provided specifications.

Ensure proper integration between the frontend (React Native) and backend (Node.js).

Conduct thorough testing (unit, integration, and UAT) before deployment.

Fix UI/UX inconsistencies and improve app responsiveness.

Ensure code quality, scalability, and maintainability.

Tech Stack:
Frontend (Mobile App): React Native, JavaScript/TypeScript

Backend: Node.js, [login to view URL]

Database: MongoDB (Azure CosmosDB)

Version Control: Git (GitHub / Bitbucket)

Deployment: Azure / AWS (optional experience is a plus)

Requirements:
Proven experience with React Native mobile development.

Strong knowledge of Node.js and Express.js.

Hands-on experience with MongoDB and CosmosDB (Azure).

Ability to debug, troubleshoot, and fix performance issues.

Familiarity with REST API integration.

Good communication skills and ability to work with minimal supervision.

Deliverables:
Fixed and tested mobile app with all critical bugs resolved.

Enhanced features implemented as per requirements.

Updated backend API with optimized database queries.

Clean, well-documented code." (client-provided description)