What's included

• Backend API Development

  Design and build secure, production-ready REST/GraphQL APIs. Includes database schema design, CRUD endpoints, validation, pagination, filtering, and clean error handling. Delivered with clear API documentation and example requests.

• Database Design and Implementation

  Create scalable database schemas with migrations, indexing, and query optimization. Includes relational (PostgreSQL/MySQL) or NoSQL (MongoDB) setup, data modeling, and performance tuning for real workloads.

• File Upload and Storage Integration

  Implement file/image upload flows with secure storage (Supabase Storage/S3), signed URLs, access policies, and metadata tracking. Includes validation (type/size), image processing (resize/compress), and CDN-friendly delivery.

• Payment Integration Backend

  Build backend services for Stripe/PayPal: checkout sessions, webhooks, subscription billing, invoices, refunds, and entitlement management. Includes webhook verification, idempotency, and audit logging.

• Real-time Features and Notifications

  Add real-time updates via WebSockets/SSE and notifications via email/SMS/push. Includes event-driven design, retry handling, and templates for transactional messages.

• CI/CD and Deployment Setup

  Set up automated testing and deployment pipelines (GitHub Actions), environment management, and monitoring. Includes production deployment to AWS/GCP/Vercel/Render, with logging, health checks, and rollback strategy.