Willies Wanjala

Role
Senior full-stack & AI engineer
Place
Nairobi, Kenya
Now
Building Kamoa
Status
Open to select projects
Built Things I made
01
DocsBrew Live Founder

A multi-tenant AI sales chatbot for SMBs. Web widget + WhatsApp. Discovery Schema makes every tenant vertical-specific without per-customer prompts. Idle infra under $15/mo.

PythonFastAPIpgvectorGCPTerraform
docsbrew.app ↗
02
Soma CPA On-device LLM

Offline-first Android exam-prep app running a quantized 0.8B LLM on-device via llama.cpp. Local RAG with sqlite-vec + ONNX embeddings. Native LaTeX in AI responses.

KotlinComposellama.cppONNX
github.com/willeswa/soma-cpa ↗
03
Totem Play Store

Personal-security app. Sentry Mode — motion-activated theft detection via foreground service + accelerometer. Real-time community safety map. CameraX evidence capture.

KotlinComposeSupabaseCameraX
play.google ↗
Worked Where I've shipped
2025 — now Senior Software Engineer Kamoa Ltd. · Nairobi
2023 — 24 Software Engineer II Jumba · Nairobi
2022 — 23 Android Developer Baobab Circle · Remote
2020 — 22 Technical Specialist Influx · Remote
2019 Software Developer Andela · Nairobi
Currently Architecting the credit-risk platform at Kamoa. Tinkering with on-device retrieval. Open to one outside project at a time.
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Working on something where AI, mobile, and serverless meet?

GitHub LinkedIn Upwork X Play Store