Fullstack Developer

Описание DIFY is building the operating platform for driving instructors and driving schools. Since launching in March 2026, we’ve become the fastest-growing platform for ADIs and the most followed by instructors. We’re a team of three, and we’re now bringing development in-house. We’re looking for a hands-on Lead Full-Stack Developer to take technical ownership of the platform. This isn’t a technical project management role. You’ll personally build, debug, integrate and ship production software, working directly with the founder.

Задачи • You’ll build in Flutter / FlutterFlow, writing custom Dart where FlutterFlow falls short. • You’ll design Firestore data structures, write Cloud Functions, manage authentication and permissions, and take features from specification to production. • You’ll own the Firebase architecture: security rules, data integrity, event-driven workflows, performance, monitoring, and separate development and production environments. • You’ll own the Stripe implementation: payments, subscriptions, webhooks, refund and cancellation logic, and potentially Stripe Connect. • You’ll make SMS, push notifications and booking reminders reliable through Twilio and OneSignal. • You’ll instrument PostHog so funnels and product changes can be measured accurately. • You’ll build resilient API and webhook integrations, and judge what should be built in-house versus handled by a provider. • You’ll document the existing architecture and review the work of external…