Flutter Cross-Platform Productivity App Development in

Job ID: 39931667

Budget: $10 – $30 USD

We’re looking for a full-stack team or individual developer to build a cross-platform productivity app for Android, iOS, and Web using Flutter (Dart) with a Node.js + MongoDB backend.

The app will let users create task boards, set reminders, collaborate with teammates, and sync data seamlessly across devices.
Performance, scalability, and clean design are top priorities.

Core Requirements

Frontend / App

Develop responsive UI in Flutter with adaptive layouts for mobile and web

Integrate animations and modern UI components (Material 3)

Implement secure authentication (email + social login)

Offline mode with local caching and sync

Backend / Database

Build RESTful APIs using Node.js / Express

Use MongoDB (Atlas) for data storage and management

Implement role-based access control and token-based authentication

Real-time data sync via WebSockets (Socket.io or Firebase optional)

Admin Panel

Web-based dashboard for managing users, tasks, and activity logs

API integration for metrics and reporting

Deliverables

Complete Flutter app (Android + iOS + Web build)

Fully functional backend (Node.js + MongoDB) hosted on AWS or Render

API documentation (Swagger or Postman collection)

Admin panel with analytics and user management

Source code in GitHub with setup instructions

One deployment and handover session