Cybersecurity & Software Engineer — Nairobi, Kenya

Diploma in Cyber Security and Forensics, Zetech University. I build and maintain production web systems, with a focus on payment integration and application security. Currently seeking a cybersecurity attachment in Nairobi.

Application security · Payment systems security · Incident response · Digital forensics

Live e-commerce platform built and maintained for a Nairobi business. Real customers, real transactions, in production.

• Full M-Pesa Daraja integration — STK push, callback handling, payment reconciliation
• Handling of duplicate callbacks, timeout states and failed-payment recovery
• Authentication and session management, webhook validation, secrets management
• Google Merchant Center and Google Business Profile integration
• Ongoing maintenance, updates and uptime responsibility

React frontend with WebSocket data streaming and a Redis caching layer.

Security Vulnerability assessment · Network security · Cryptography fundamentals · Incident response · Digital forensics · Ethical hacking fundamentals · Risk management and governance · Cyber law

Backend Python (FastAPI, Flask, Django) · Node.js

Frontend React · Next.js · TypeScript

Data PostgreSQL · MongoDB · Redis

Tools & Infrastructure Linux · Docker · Git · Vercel · CCNA-level networking

• Preparing for CompTIA Security+
• Hands-on labs on TryHackMe
• Writing up practical notes on M-Pesa payment security

Nairobi, Kenya (GMT+3) — open to cybersecurity attachment, junior security roles and remote work.