01
Network engineering
Design, installation and troubleshooting of enterprise and hospitality networks.
FortiGate · MikroTik · Ruijie · Aruba
Network · VoIP · DevOps · AI-assisted development
I build and run the networks, voice systems and software that businesses rely on.
Reghun Ochieng Oluoch
Network and VoIP engineer in Nairobi who also ships production web applications, using DevOps practices, AI pair programming and prompt engineering.
Five areas of expertise
From the cable and the firewall to the phone system and the application running on top.
02
VoIP engineering
PBX deployment, SIP troubleshooting and IP phone rollouts for offices and hotels.
VitalPBX · Grandstream · Yealink
03
DevOps engineering
Containerised deployments, Linux servers, source control, and DNS and hosting on Cloudflare.
Docker · Linux · Git · Cloudflare
04
Copilot development
Building full-stack applications with an AI pair programmer, from design to deployment.
React · Node.js · Express · PostgreSQL
05
Prompt engineering
Designing prompts, agent workflows and local LLM setups that do useful work reliably.
Agents · Local LLMs · Automation
One engineer across the whole stack
The same person who configures the firewall can deploy and maintain the application behind it.
Applications I have built
Production software, designed, developed and deployed end to end.
ParentBIP
A BOQ intelligence platform with formula engines for nine ICT service categories and export to Excel and HTML.
React · Node.js · Express · PostgreSQL · Docker
Saamoja
A call centre system with role-based access control, extension management and a chat interface.
Toolbox
What I work with day to day
Network
- FortiGate
- MikroTik
- Ruijie
- Aruba
Voice
- VitalPBX
- Grandstream
- Yealink
- SIP
DevOps
- Docker
- Linux
- Git and GitHub
- Cloudflare
AI and code
- React
- Node.js
- PostgreSQL
- Prompting
Let's build or fix something together.
Network projects, phone systems, or a custom application. Tell me what you need and I'll reply with next steps.