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01
Smart IoT Chicken Brooder System
Research hardware moved onto a working poultry farm, and onto national television
A brooder monitor built from my final-year water quality research: air and water sensors, ml, alerts that explain themselves, and an offline-first Android app for a farm with no internet. Featured on KTN News.
ESP32C++Django 5PostgreSQL 16RiverReact NativeExpo SDK 57SQLiteGroqDockerCaddy
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02
eKapiti Platform
Booking and Visitor Platform, Kapiti Wildlife Conservancy
A cross-platform booking and visitor app for ILRI's Kapiti Wildlife Conservancy, taken from first prototype to production on iOS, Android and web, with two payment gateways and an offline-first map for areas with no signal.
React NativeExpoTypeScriptSupabaseM-Pesa APIPaystack APIGoogle Maps API
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03
MajiGuard
IoT Water Quality Monitoring with ML Anomaly Detection and a RAG Advisory Engine
A four-parameter water quality monitor for under KES 15,000 that separates real contamination from a failing sensor with 100% recall, forecasts where the water is heading, and explains what to do about it in plain language grounded in WHO and Kenya Bureau of Standards guidelines.
ESP32C/C++FirebasePythonscikit-learnRiverProphetFAISSLLaMA 3.3 70BReact NativeExpo
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CPHRM Group Platform
Website, Content Platform and Admin Dashboard
A pan-African advisory firm's website and content platform built solo from scoping to handover, on a stack the client can host themselves after migrating off Supabase.
Next.jsTypeScriptPostgreSQLPrismaAuth0Docker
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05
Kilimo Hakika Infrastructure
Three years running the servers behind everything a small agribusiness ships
Contract running the VPS estate behind Kilimo Hakika: reverse proxying, TLS, backups, a private mesh network, and the deployment path for every site and internal tool the company runs.
LinuxDockerDocker ComposeCaddyPostgreSQLMinIOHeadscaleLet's EncryptBash
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06
Kilimo Hakika Coporate Website
A complete website rebuild: custom CMS, product catalogue, and M-Pesa payments
A ground-up rebuild of kilimohakika.com: thirteen pages of editable content, a product catalogue, a custom admin panel, and a quote-to-payment flow on Safaricom's Daraja API, self-hosted on the company's own VPS.
Next.js 16React 19TypeScriptTailwind 4PostgreSQL 16Prisma 7NextAuth v5Safaricom DarajaMinIODockerCaddy
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