Production backend systems I've designed, built, deployed, and operate. Each system handles real traffic, manages real data, and runs on infrastructure I personally maintain.
Financial platform with deal management, competitive bidding, escrow services, integrated wallet system, and comprehensive admin dashboard. Processes real financial transactions with strict security requirements.
Headless e-commerce API powering an online fashion platform. Complete product catalog, shopping cart, order management, wishlist, and financial tracking. Deployed on AWS with Docker containerization.
Multi-vendor e-commerce backend powering a mobile application. Supports multiple vendors, product management, order processing, real-time chat support, and push notifications.
Authentication microservice with JWT tokens, TOTP-based two-factor authentication, API key management, audit logging, and rate limiting. Built as a reusable auth service.
E-commerce backend built as the graduation project for the ALX Backend ProDev Advanced Engineering program. Orders, payments, notifications, CI/CD pipeline, and error monitoring.
Microservices event ticketing platform with 5 Go services, RabbitMQ messaging, Nginx API gateway, Prometheus/Grafana monitoring, k6 load testing, and Next.js frontend.