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La Wawa — Transit Demand Platform

A waitlist platform that captured 100,000+ user entries to map transit demand and generate optimized bus routes across Latin America.

React NativeNext.jsExpressMongoDBMaps API

Overview

La Wawa was a startup tackling urban transit in Latin America. The hypothesis: by collecting location data from users waiting for better transit options, you could map where demand was highest and generate smarter routes before laying a single track.

As CTO and Tech Lead, I owned the full technical vision — from architecture to product roadmap.

What I Built

A waitlist application that let users sign up and share their origin/destination. The system aggregated this data geographically, clustering demand hotspots and feeding them into a route-optimization algorithm. Output: proposed transit corridors ranked by demand density.

Built the full stack: React Native mobile app, Next.js marketing site, Express API, and MongoDB data layer. Integrated Maps API for real-time location capture and demand visualization.

Results

  • 100,000+ user entries captured at launch
  • Demand maps spanning multiple cities across Latin America
  • Full architecture defined and owned across mobile, web, and backend
  • Product roadmap and engineering backlog aligned to business milestones