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Work Background
ChatARVSoftware Engineer
Jan. 2026San Francisco, CABuilding Real Estate AI powered tools to help investors and realtors to calculate, compare and close deals at 10x speed and accuracy.
VibeshiftCo-Founder
Oct. 2025Nairobi County, KenyaBuilding a marketing analytics platform that helps Nairobi merchants 3x their leads and 2x revenue by cutting ad costs by 40% and showing them exactly where their customers come from. What I'm doing:
- Leading all the technical architecture and product development
- Building customer journey tracking with proper attribution modeling
- Developing ad optimization algorithms (getting that 40% cost reduction)
- Creating real-time analytics dashboards for campaign performance
- Integrating with Meta, Google Ads, and local POS systems
- Managing technical roadmap and sprint planning Tech Stack: NestJs (backend), React Native (mobile), Next.js (web dashboard), PostgreSQL, Redis (real-time analytics) The goal is making data-driven marketing accessible and affordable for local businesses so they can actually compete.
HamweCo-Founder
Jun. 2025 - Oct. 2025Kigali City, RwandaI helped a couple of friends attempt to build the ultimate sales toolkit for emerging markets — starting with East Africa. The main goal was to helping businesses generate more leads, 2x their sales volume and keep the customers coming back. All that without breaking the bank
Sweep Games Inc.Full Stack Engineer
May. 2024 - Jun. 2025San Francisco, California, United StatesWorked on a Web3 predictions marketplace where people could bet on streamer content and actually make money from it. Pretty cool project. What I built:
- The whole prediction marketplace - NestJS backend, Next.js/React frontend
- Web3 smart contracts for placing bets, distributing rewards, managing wallets
- Scaled it to 5K+ daily predictions with 99.9% uptime
- Cut infrastructure costs by 20% through better caching and query optimization
- Built our own AWS deployment pipeline which saved us money
- Real-time betting with WebSockets for live updates
Artemis systemsFounder
Feb. 2022 - Mar. 2024Machakos, Machakos County, KenyaStarted this to help small businesses in Kenya manage their inventory and sales without needing a computer science degree. Ended up serving 100+ businesses. What I built:
- Led the team building our retail management platform from scratch
- Chose Nuxt 3/Vue 3 for frontend, NestJS for backend - worked out well
- Switched to GraphQL and got 40% better performance than our REST setup
- Integrated M-Pesa so businesses could accept mobile money easily
- Built real-time inventory tracking across multiple locations with auto stock alerts
- Designed the database to handle 100+ different businesses on the same platform Skills: Nuxt.js · Vue.js · NestJS · GraphQL · PostgreSQL · M-Pesa API · AWS · TypeScript
Matrix23 IncBack End Developer
Nov. 2021 - Jan. 2024California, United StatesBuilt robust backend infrastructure for gaming platform integrating multiple third-party APIs. Key Achievements:
- Designed scalable backend using NestJS and GraphQL
- Integrated APIs from Minecraft, Roblox, Discord, and Twitch
- Scaled to 10,000+ daily active users with 99.9% uptime
- Significantly reduced server costs through optimization and caching
- Built real-time event systems for game state synchronization
- Implemented API rate limiting and authentication for third-party integrations
TuringBack End Developer
Nov. 2021 - Jun. 2023Kenya
Beannsofts LimitedFrontend Developer
Feb. 2019 - Oct. 2021Machakos, Machakos County, KenyaDeveloped sophisticated crypto trading platforms and automated trading bots for retail and institutional traders. Key Achievements:
- Built web and mobile apps using Angular, React, and React Native
- Integrated Python-based trading algorithms with frontend interfaces
- Implemented TradingView charts, Binance, and Bybit APIs for real-time data
- Scaled to 1,000+ daily active copy traders with 99.9% uptime
- Developed Web3 copy trading with smart contracts
- Built front-running detection and sniper bot interfaces
- Created real-time portfolio dashboards with P&L analytics
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