EcoSteer
NestJS · PostgreSQL 17 · Redis · BullMQ · Next.js 15 · Expo / React Native · Stripe

EcoSteer is a vehicle marketplace for Ireland, built as a four-repository platform (API, web, admin, mobile) - 724 commits in the first five months, 34 backend modules and 65 entities.
The product combines dealer listings with automated scraping, financing applications, EV charging-station and battery-health data, saved searches, and listing “bump” monetisation via Stripe subscriptions on both web and mobile. The production mobile app ships with Firebase Analytics and Crashlytics, Sentry, OTA updates and offline query persistence.
Highlights
- Four repositories: API, web, admin, mobile - 724 commits in five months
- EV charging-station and battery-health data as first-class listing features
- Listing “bump” monetisation via Stripe subscriptions