Cybertech Point of Sale (POS) Web Platform
A multi-tenant Point of Sale system engineered for retail and hospitality with offline-first IndexedDB resilience, automated Safaricom Lipa Na M-Pesa reconciliation, and cryptographic Ed25519 licensing.
Available for IT Support & Systems Development
Enterprise IT Systems Diagnostics, Hardware Support & Custom Web Engineering
Harrison delivers component-level IT hardware repairs, production Point of Sale systems, localized Safaricom M-Pesa FinTech integrations, and secure web applications for businesses in Kenya and worldwide.
Professional Profile
Engineering Digital Reliability & Technical Precision
With deep expertise spanning hardware diagnostics, full-stack cloud software engineering, and visual brand identity, I solve high-friction technological challenges for businesses and individuals. Whether diagnosing critical motherboard faults, engineering custom M-Pesa payment pipelines, or training corporate staff on advanced spreadsheet workflows, my approach is grounded in precision, performance, and clear communication.
As the founder of htechnologies, I bridge the gap between technical complexity and everyday usability, empowering organizations across East Africa to scale with reliable, modern digital tools.
IT Systems Support & Hardware Diagnostics
Component-Level PC Diagnostics
Windows & Linux Maintenance
LAN / Wi-Fi & Router Configuration
Remote IT Helpdesk
Data Recovery & System Imaging
Antivirus & Malware Remediation
Full-Stack Web Engineering
React (Vite)
Node.js / Express
Python / FastAPI
RESTful APIs
SQLite (WAL) & PostgreSQL
Tailwind CSS & Modern UI/UX
cPanel & Cloudflare CDN
M-Pesa FinTech Gateways & Automation
Safaricom Daraja API 2.0
PayHero Lipa Na M-Pesa STK
Real-Time Webhook Reconciliation
Automated Ledger Accounting
KRA eTIMS Compliance Readiness
Creative Graphic Design & Brand Identity
Adobe Illustrator (Vector Art)
Photoshop (Digital Imaging)
Brand Identity & Logo Systems
Print & Stationery Collateral
Social Media & E-Commerce Banners
MS Office & Google Workspace Tutoring
Advanced Microsoft Excel (VLOOKUP, Pivot, Macros)
Microsoft Word, PowerPoint & Access
Google Docs, Sheets & Workspace
Corporate Staff Upskilling
1-on-1 Student Coaching
Production Portfolios
Featured Flagship Systems
Explore production-grade enterprise platforms engineered by Harrison, spanning offline-first Point of Sale, comprehensive IT troubleshooting knowledge bases, small-business operations hubs, and property management software.
Full-Stack IT Knowledge Base Portal
High-performance technical documentation and troubleshooting engine serving 117 deep-dive guides across 10 IT domains with sub-100ms global search (Ctrl + K) and interactive terminal command runners.
Cybertech Comps Biashara Platform
Complete small business automation hub featuring live PayHero transaction matching, 8-stage repair job lifecycle tracking with customer PIN lookup, walk-in cyber cafe timers, and automated billing documents.
Cybertech Rentals Property Platform
Multi-tenant property management platform spanning 20 dedicated routes with native Light/Dark theme switching, automated rent invoicing, tenant KYC, maintenance SLA ticketing, and PayHero payment channels.
Engineering Rigor
Standards & Operational Commitments
Every hardware repair, software deployment, and network integration is governed by verifiable engineering standards and transparent client accountability.
Diagnostics
Component-Level Hardware Verification
Rigorous hardware inspection using multimeters, diagnostic boot environments, and stress benchmarks before and after repairs. No guesswork, no superficial component swaps.
Security
Hardened Web & FinTech Architecture
Zero exposure of administrative keys on client side, strict SQL query parameterization to prevent injection, and cryptographic HMAC verification on all M-Pesa webhook endpoints.
Privacy
Kenya DPA 2019 Compliance
Full compliance with Kenya Data Protection Act 2019 guidelines. All customer diagnostic data and records are handled with strict confidentiality, encrypted at rest, and never shared.
Direct Response
Let's Connect & Solve It
Have an urgent IT system issue, need a custom software quote, or want to schedule software training? Visit our Busia office or send an instant inquiry below.
Direct Desk Inquiry
Send an Online Inquiry
Fill in your details below and Harrison will respond within 24 hours.
Office Location
ABSA BANK BUILDING (Busia Branch)
P.O. BOX 313 - 50400 BUSIA (K)
P.O. BOX 313 - 50400 BUSIA (K)
Direct Phone Lines
Official Email
Operating Hours
Monday - Friday:
8:00 am - 7:00 pm
Saturday:
9:00 am - 6:00 pm
Sunday:
Closed