Backend Engineer | Platform Engineer
I build scalable backend systems that handle millions of records and thousands of daily requests. Specialized in Python and Go, with a focus on production-grade APIs, database optimization, and reliable infrastructure.
- Design and build RESTful and GraphQL APIs for production environments
- Architect backend systems optimized for scale and performance
- Implement database optimization, caching strategies, and query tuning
- Build CI/CD pipelines and containerized deployment workflows
- Deliver full-stack solutions when end-to-end ownership is needed
Backend: Python, Go, Django, FastAPI, Django REST Framework
Databases: PostgreSQL, MongoDB, Redis
Infrastructure: Docker, CI/CD, Linux, Nginx
Frontend: React, Next.js, Vue.js, TypeScript
- Architected a Django backend managing 12.6M campaign finance records
- Built real-time marketplace systems with WebSocket chat and escrow payments
- Achieved 60% performance improvement through Go microservices migration
- Production systems handling thousands of daily API requests
Arizona Sunshine Portal - Django backend for large-scale campaign finance data (12.6M records)
GoVerde Marketplace - FastAPI backend with WebSocket, escrow payments, role-based access
Tensor Marketplace - Django REST API with Stripe integration and secure file delivery
- Email: emosmwangi@gmail.com
- Portfolio: emos21.github.io/Emos
- LinkedIn: linkedin.com/in/amos-mwangi-backend-developer
Available for remote backend engineering roles globally.