Solomon Karuri Njenga

IT Systems & Security · Founder, WaylerTech · Final-year CS @ Tharaka University

Nakuru, Kenya · njengasolomon10@gmail.com · linkedin.com/in/njenga-solomon · github.com/Wayler0

Profile

I keep real systems working and trustworthy for the people who depend on them.

May 2026 – Aug 2026 · Nairobi

Migrated legacy clinical workstations to Windows 11 Enterprise (profile backup, clean install, drivers)
Restored legacy label printers and barcode scanners after the Windows 11 upgrade (legacy drivers, compatibility modes)
Terminated and tested Cat6 (T568B) runs and deployed VoIP phones with extensions across medical desks
Administered Active Directory accounts for clinical staff (unlocks, resets, OU changes)
Gave remote support over TightVNC across floors and satellite clinics
Set up audio-visual endpoints for the DaktariSmart telemedicine link between Nairobi specialists and patients in Lamu
Fixed recurring lab print outages by clearing corrupted spooler queues without rebooting
Audited IT stores against the central asset database (serials, RAM, storage)
Applied Data Protection Act 2019 controls on endpoints (idle lock, restricted admin access, USB blocking)
Worked through peak-hour tickets prioritised by impact on patient care

2024 – Present · Kenya

Runs an IT business offering laptop/PC repair, OS installs, Linux, networking, bootable drives and recovery
Designed and built wayler.tech with Next.js 16 + Supabase. It handles quotes, job tracking, orders, verified reviews and an admin CMS
Built security in: role-based access (owner/admin/editor), row-level security, audit log on every change, rate limiting with salted IP hashes, private signed-URL uploads, anonymous feedback that stores no IP
Self-hosts it on a Linux droplet (systemd + Caddy, automatic HTTPS)
Runs WaylerLab, a set of practical repair guides (Ventoy multiboot, GRUB rescue, CRITICAL_PROCESS_DIED, account lockdown)

Sep 2025 – Present

Jul 2025 – Present

May 2024 – Aug 2024 · Nakuru

Built and maintained a student registration and course listing system used by 200+ students
Refactored front-end CSS/JS for faster page loads

Tharaka University, Tharaka-Nithi, Kenya

2023 – 2027 (expected)

STAC Institute, Nakuru

Jul 2024

Egerton University Computer Society, Nakuru

Mar 2023

Campus E-Voting System (evoting-system-nine.vercel.app/). Campus voting platform with role-based access and real-time tallying, built to cut paper use and counting errors. The ISACA patron cited it for data integrity and authentication.
Vee Beauty World (vee-beauty-world.vercel.app/). Responsive website template for salons and other small businesses.

Systems: Windows 10/11 deployment, Active Directory, Linux administration, hardware diagnostics & repair, asset management, print services
Networking: Cat6 / T568B cabling, VoIP phones, TCP/IP troubleshooting, static IP / DHCP, VLAN concepts
Security: endpoint hardening, access control, Data Protection Act 2019 controls, row-level security, role-based access control, audit logging, rate limiting, Wireshark
Web: HTML, CSS, JavaScript, TypeScript, React, Next.js, Node.js, Supabase/PostgreSQL, Tailwind
Tooling: Git, Bash, Python (basic scripting), TightVNC, Ventoy, Caddy, systemd
People: help desk communication, teaching, technical writing, social media

English · Swahili · Kikuyu