Work

Everything I've built.

39 projects, 26 of them live today. Case studies first, then everything else.

Selected work

Six systems, from first idea to daily use.

01 / 06

Amsol Africa

HR & Payroll Platform

Payroll, leave and attendance for many businesses in one system, calculated the Kenyan way.

Outcome: 200+ employees on payroll
Test: 100 feature test files on payroll, roles and data scoping
Secure: Two-factor login, audit trail, custom role builder
Stack: Laravel, MySQL, Reverb, Cloudflare

Read case study Screenshots · login required

02 / 06

Stawi Social Lab · Product I started · Idea shared with collaborators

PhotoDrop

Event photos in guests' hands the same day. Scan a QR code, see your photos, add your own, download them all.

Perform: Load-tested with 10,000-photo uploads and 1,000 live viewers
Build: Direct-to-S3 uploads, separate workers for photos, video and zips
Stack: Node, TypeScript, PostgreSQL, Redis, S3

Read case study Visit site ↗

03 / 06

Amsol Africa

Prepaid Water Vending

Pay by M-Pesa, get your water token by SMS in seconds.

Outcome: 50+ meters vended since January 2026
Deploy: GitHub Actions to AWS EC2
Reliable: Failed vends retry with exponential backoff
Stack: Django, Celery, PostgreSQL, React, Daraja

Read case study Screenshots · login required

04 / 06

Tafity

Tafity Product Suite

Three SaaS products under one brand: receipts read by AI, a point of sale for shops, and chama and SACCO management.

Outcome: 10+ shops on SmartPOS, 400+ receipts processed
Build: Separate M-Pesa ledgers for platform billing and each shop's till
Also: SmartPOS runs white-labelled as Krestworks POS
Stack: PHP, Laravel, MySQL, Daraja, Gemini

Read case study Visit site ↗

ErrandGoScreenshots coming soon

05 / 06

Own product · Product I started · Idea shared with collaborators

ErrandGo

Errands and deliveries done by people nearby, paid safely by M-Pesa.

Test: 227 automated tests, including slow-query checks
Secure: OTP login, IDs that can't be guessed, masked phone numbers
Stack: Laravel, React Native, TypeScript

Read case study In development

ISMS Station ManagementScreenshots coming soon

06 / 06

Krestworks

ISMS Station Management

One system for a whole service station, across every branch.

Secure: Token rotation with reuse detection, lockout, new-IP alerts
Test: 26 test files, including tenant isolation
Stack: Node, Prisma, React, Flutter

Read case study Staging

All 39 projects ↓

Products I started · 7

PhotoDrop

Stawi Social Lab

Event photo and video sharing by QR code

Live Visit ↗

ErrandGo

Own product

Errands and delivery marketplace paid by M-Pesa

In development Details

FixMate

Own product

Matches stranded drivers with verified mechanics nearby

In development Details

Axis

Own product

Personal operations: tasks, goals, meetings and money, with an offline mobile app

In development Details

SomaPulse LMS

Own product

Learning platform for Kenyan schools with auto-marking

In development Details

AI CV Refiner

Own product

Rewrites CVs so applicant tracking systems read them properly

Prototype Details

AI Ops Platform

Own product

AI agents that query HR and operations systems, with approval before any change

Prototype Details

Ventures · 7

Receipt Intelligence

Tafity

AI turns receipts into structured, searchable data

Live Visit ↗

SmartPOS

Tafity

Multi-shop point of sale with M-Pesa, VAT receipts and printing

Live Visit ↗

UMOMS Chama

Tafity

Chama and SACCO management: loans, dividends and M-Pesa

Live Visit ↗

Krestworks POS

Krestworks

White-label deployment of SmartPOS

Live Visit ↗

Krestworks Platform

Krestworks

Client portal with AI tools, community and payments

Live Visit ↗

ISMS Station Management

Krestworks

Station management: fuel, LPG, car wash, shop and payroll

Staging Details

MtaaLex Platform

MtaaLex

Legal-tech portal with AI legal tools and data-protection compliance

Live Visit ↗

Systems for organisations · 12

HR & Payroll Platform

Amsol Africa

Multi-company HR and Kenyan payroll

Live · login Screenshots

AIMS

Amsol Africa

Company ERP: CRM, finance, projects, HR and documents

Live · login Screenshots

Prepaid Water Vending

Amsol Africa

M-Pesa payment to meter token to SMS

Live · login Screenshots

Hospital Rota

Amsol Africa

Duty rotas, shifts and biometric attendance for a hospital

Live · login Screenshots

Kazi-chapchap

Amsol Africa

Task marketplace with escrow, live tracking and chat

Live Visit ↗

Recruitment ATS

Amsol · Trinity Workforce

Applicant tracking with AI CV parsing and interviews

Live Visit ↗

Amsol Jobs

Amsol Africa

Jobs portal with AI CV screening and salary survey

Live Visit ↗

Trinity Workforce Platform

Trinity Workforce

HR consultancy platform with seven AI diagnostic tools

Live Visit ↗

RadaTrack

US care provider

Care documentation and compliance for adult family homes

Live · login Screenshots

Church Management

Deliverance Church

Members, attendance, finance, SMS and WhatsApp

In development Details

Catering & Events

Catering business

Orders, events, quotations and M-Pesa

In development Details

Pharmtech

E-pharmacy

Online pharmacy with prescription upload and consultations

Prototype Details

Websites · 13

amsol.africa

Amsol Africa

Company website

Live Visit ↗

krestworks.com

Krestworks

Company website

Live Visit ↗

mtaalexsolutions.co.ke

MtaaLex Solutions

Legal-tech consultancy website

Live Visit ↗

trinityhrwork.com

Trinity Workforce

HR consultancy website

Live Visit ↗

stawisociallab.com

Stawi Social Lab

Social media agency website

Live Visit ↗

imagefirst.shop

Image First

Company and e-commerce website

Live Visit ↗

bundiezsafaris.co.ke

Bundiez Safaris

Safari tour website

Live Visit ↗

zealpackltd.com

Zealpack Ltd

Packaging company website

Live Visit ↗

raenalearning.org

Raena Learning

Learning centre website

Live Visit ↗

fit-and-light.co.ke

Fit & Light

Fitness website

Live Visit ↗

climatedialogues.com

Climate Dialogues

Climate consultancy site with bookings CMS

Offline Details

minana-meadows.com

Minana Meadows

Events and picnics site with lead tracking

Offline Details

Wedding website

Private client

One-page wedding site with RSVP

Offline Details

Contact

Have an idea or a system to build?

Tell me what you need. I'll reply within a day with questions, a rough approach, or a time to talk.

Emailamosmn4@gmail.com

Phone+254745600377

WhatsApp+254745600377

Based inNairobi, Kenya · working worldwide