MERN Stack Developer – Digital Lending Platform (Fintech) We are building a next-generation digital lending platform for the Indian market and are looking for an experienced MERN Stack Developer to join our core development team. This is a production-grade fintech system including: Android Mobile App (Flutter – handled separately) Responsive User Web Portal Web-Based Admin Dashboard Secure Backend APIs Cloud Deployment on AWS We are seeking a developer who understands scalable architecture, fintech security standards, and performance optimization. Project Overview The platform will support: OTP-based authentication (JWT session management) Digital KYC integrations (PAN, Aadhaar structure, bank verification) Loan application and lifecycle management EMI tracking and repayment system Payment gateway integration (Razorpay / Cashfree) Admin approval workflows and reporting dashboards Cloud-based deployment with security hardening This is not a basic CRUD project — it is a structured fintech product. Responsibilities You will be responsible for: Backend (Primary Focus Designing and developing RESTful APIs Authentication & authorization (JWT, RBAC) Loan lifecycle management APIs EMI and repayment logic implementation Payment gateway integration Webhook validation Database schema design (PostgreSQL) Performance optimization using Redis Secure document handling (S3 integration) Logging and audit tracking Frontend (React.js) Responsive user web portal Admin dashboard Loan application forms Status tracking interface EMI display & repayment screens Analytics dashboards API integration DevOps & Deployment AWS deployment (EC2 / ECS RDS configuration SSL setup Production hardening Monitoring & logging setup Tech Stack Mandatory: MongoDB (if needed for flexibility modules) or PostgreSQL experience Express.js React.js Node.js JWT authentication RESTful API design AWS deployment experience Preferred: NestJS experience Redis caching Payment gateway integration experience Fintech or lending product experience Understanding of KYC workflows Role-based access control systems Important: Fintech Security Awareness You should understand: Secure token management Data encryption principles Payment webhook validation Audit logging Handling sensitive user data Production-ready API structuring Timeline Estimated Duration: 8–10 Weeks Start: Immediate Budget Please share your quote for full project scope (Backend + Web Portal + Admin Panel). To Apply, Please Share: Your portfolio or GitHub Relevant fintech / payment integration projects Architecture approach for scalable backend Estimated timeline Availability (Full-time / Part-time) Your expected budget