Athman Lethome

Resourceful and adaptable Junior Developer & Cybersecurity Enthusiast with a strong foundation in full-stack web and systems development, network security, and system administration. Skilled at translating technical concepts into functional, secure, and user-friendly solutions. Known for rapid learning, problem-solving under pressure, and a willingness to dive deep into new technologies.

Practical experience spans HTML/CSS/JavaScript, React.js, Node.js, network hardening, and security tool deployment. Passionate about bridging the gap between development and security to create solutions that are not just functional — but resilient against threats.

Freelance Developer & Security Technician - Self-employed - Nairobi, Kenya

(2019-01)

• Delivered custom websites and applications for individuals and small businesses, focusing on responsive design and usability.
• Diagnosed and resolved hardware/software issues for clients, implementing cost-effective solutions.
• Configured secure LAN environments with firewalls, VLAN separation, and VPN access controls for small office/lab setups.
• Deployed and tested security tools for network monitoring, vulnerability scanning, and incident detection.

Security Projects & Development - Academic & Personal Projects

• Built proof-of-concept phishing payload for controlled lab testing using Kali Linux.
• Designed and implemented secure VPN solutions as part of final year project, integrating React frontend, MySQL database, Node.js backend, C++ client-server communication, and Python components.
• Conducted penetration testing simulations using tools like Metasploit, Wireshark, and Nmap to identify and patch vulnerabilities.
• Built an Ephermeral Messaging App with a relay server and cryptographic protocols

Bachelor of Science - Computer Science - Mount Kenya University (2022-09)

Diploma - Information Communication Technology - Umma University (2019-12 - 2021-04)

Certificate - Information Communication Technology - Umma University (2019-01 - 2019-08)