React.jsフレームワーク Jobs

Hi, I need a developer to deploy and finalize a Trading Portfolio Management Web App. IMPORTANT SYSTEM RULE: This is a fully admin-controlled system. * Admin creates all clients, accounts, passwords * Clients only login and VIEW data (no editing allowed) PROJECT STRUCTURE: * Frontend: React (dashboard UI ready) * Backend: Node.js + Express * Database: MongoDB YOUR TASK: 1. Set up MongoDB Atlas database 2. Deploy backend on Render (or similar) 3. Deploy frontend on Vercel 4. Connect frontend with backend APIs 5. Create first ADMIN user (manual or script) 6. Ensure role-based login: * Admin → full control panel * Client → view-only dashboard 7. Fix any bugs if system not working properly 8. Make UI responsive and clean (based on given design) 9. Add basic security: ...

We need an experienced React developer to work on our existing application, focusing on feature improvements, performance optimization, and enhanced user experience. You'll be working with our team to build and enhance UI components, integrate APIs efficiently, fix bugs, and collaborate with backend developers to deliver a polished product. Requirements: • 2-4 years of hands-on React.js experience • Strong proficiency with Hooks and Functional Components • Proven experience with REST API integration • Knowledge of state management (Context API, Redux, or similar) • Proficiency with Git and version control • Ability to write clean, maintainable code • Available during 10:00 AM – 6:00 PM IST (some flexibility possible) Nice to Have: • Exp...

***DO NOT attempt to communicate or engage outside of Freelancer. Any such action will result in IMMEDIATE REJECTION*** We are building a modern Dating Web App (PWA) with real-time features. The application is already partially developed, and we are looking for a skilled React.js developer to take ownership of the frontend and deliver a smooth, scalable, and high-performance user experience. This is a frontend-focused role — backend is already handled. Key Responsibilities: Develop and optimize UI using React.js (functional components + hooks) Integrate Firebase services directly with frontend Implement real-time features (chat, presence, updates) Ensure smooth PWA functionality (offline support, installable app) Improve performance, responsiveness, and scalability Work on a clean...