TFI Digi & Electronics India Private Limited

Job Description:- As a Backend Developer, I build and maintain secure and scalable backend systems using the MERN stack. My work includes API development, database design, authentication, deploying servers, and integrating frontend with backend. Key Responsibilities:- Node.js & Express.js based REST APIs design & development MongoDB database architecture, schema design & queries JWT-based authentication & role permissions File upload, validation & middleware creation API integration with frontend (React) Version control using Git & GitHub Deployment on Render / Railway / Vercel / AWS Debugging, error handling & performance optimization UI/UX Design: Conduct user research, create wireframes, prototypes, and user flows Design responsive and intuitive user interfaces Build modern UI layouts using Figma / Adobe XD / Sketch Ensure consistent branding, typography, and visual design standards Conduct usability testing and improve designs based on feedback Tech Stack Node.js, Express.js MongoDB, Mongoose JWT, bcrypt Postman, Git, GitHub Cloud Deployment (Render / Railway / Vercel) Live Project WorkCRM / Admin dashboard backend design Settlement & transaction APIs build ki User login, signup, roles & permissions module Data pagination, search & filtering Secure API with middleware & validation