Fintech Platform Development: Wallet & Commission System

Role Overview
Build and maintain a fintech platform mobile/web frontend, backend services, wallet system, and payment integrations.

Key Responsibilities
• Design and develop scalable frontend and backend architecture
• Build responsive web/mobile interfaces for merchants, distributors, and admin dashboards
• Develop backend APIs for authentication, wallet management, transactions, and commissions
• Integrate payment services (UPI, recharge, bill payment, payouts)
• Implement secure wallet and ledger system for financial transactions
• Build multi-level commission engine
• Design optimized database schema for high-volume transactions
• Implement authentication, OTP login, and security best practices
• Deploy applications using cloud infrastructure and CI/CD pipelines

Frontend Skills
• React.js / Next.js or Flutter
• HTML, CSS, JavaScript, TypeScript
• API integration and responsive UI development

Backend Skills
• Node.js / NestJS or Java Spring Boot
• REST API development and microservices
• Payment gateway integration

Database & Infrastructure
• PostgreSQL / MySQL
• Redis caching
• Docker, Kubernetes

Preferred Experience
• payment platform development
• Wallet systems and ledger-based accounting
• UPI, recharge APIs, BBPS, or payout integrations