things I've shipped

What I've built

Wazi Markets

Market data terminal for Kenya · live since June 2026
  • Equities, bonds, T-bills, forex and macro data from NSE, CBK and KNBS
  • About 35,000 organic visits in November 2026
  • A price checker caught a decimal shift that made one market cap about 88 times too large
markets.wazi.africa

KUSDA Fundraiser

Becoming Wazi Fund, for churches and ministries
  • M-Pesa Daraja STK Push, with each payment recorded as it lands
  • Pledges paid "lipa mdogo mdogo", plus links so family can help
  • Pay from WhatsApp with signed, expiring links and a live donor list
fundraiser.kusdachurch.org

The Gardeners Ministry

Free Christian books, devotionals and podcasts
  • Content in English, Kiswahili, Arabic and French
  • Daily Bread email sign-up and a discipleship school
  • Settings for text size, brightness, a dyslexia-friendly font and reduced motion
thegardenersministry.org

Barbourse

Live pricing engine · founder and lead engineer
  • Prices move with demand, supply, trading volume and time
  • Works much like a stock exchange, in a live consumer setting
barbourse.com

Also from the lab and beyond