JengaTrack
Construction project management with WhatsApp
2025 · Arnold
The work
Construction PM app for a Ugandan contractor with site supervisors who live on WhatsApp. Site updates, photo logs, and reports flow through WhatsApp via Twilio — no app install required for field workers.
Situation
Construction supervisors on remote sites couldn't be expected to learn yet another dashboard. Every existing tool assumed desktop-first behavior they didn't have.
Task
Stakeholders needed a product response to construction supervisors on remote sites couldn't be expected to learn yet another dashboard. Every existing tool assumed desktop-first behavior they didn't have. The engagement boiled down to shipping the architecture, flows, and integrations implied by the solution — starting with built a Supabase-backed PM platform where site updates flow in via WhatsApp through Twilio..
Action
Built a Supabase-backed PM platform where site updates flow in via WhatsApp through Twilio. Office staff use the dashboard; field workers use the messaging app they already live in.
Result
Shipped with full WhatsApp integration. Solved the actual workflow problem instead of forcing change.
