Backend Engineer · Nigeria
Uju Chinedum
I build systems that
Backend engineer specialising in real-time systems, scalable APIs, and production-grade SaaS infrastructure. I work with NestJS, TypeScript, and PostgreSQL to build things that actually ship.
Technical skills
Work & projects
A full-featured food ordering platform with live order tracking and integrated payments. Built to handle real-time state across customers, restaurants, and riders simultaneously.
Real-time tracking & push notifications via WebSockets
Wallet and financial services platform. Responsible for the admin layer — building role-based access control systems that govern what different operator tiers can see and do.
Granular RBAC system for multi-role admin operations
An event ticketing platform with end-to-end ticket lifecycle management — from purchase to entry validation. Supports both fiat and crypto payments with QR code generation for ticket verification.
Dual-currency payments (fiat + crypto) with QR ticketing
Get in touch
Open to backend engineering roles and contract work. If you're building something that needs reliable infrastructure, reach out.