Anwendungsentwickler:in – Full‑Stack Remote Contractor

About the roleWe are an early‑stage stealth startup building a disruptive B2B2C SaaS platform. We seek a highly skilled, autonomous Full‑Stack Developer to create our MVP from scratch on a fully remote basis.Key responsibilitiesDevelop a cross‑platform mobile container app (iOS/Android) that dynamically loads tenant‑specific branding, themes, and catalogs.Build a responsive web admin dashboard for business owners to manage clients, track MRR, configure membership tiers, and view analytics.Integrate Stripe (Connect, Billing, Checkout) and local payment methods such as Apple Pay, SEPA, and Klarna.Design a secure, scalable multi‑tenant relational database and associated APIs.Set up DevOps pipelines on AWS, Vercel, Firebase, or Supabase for rapid MVP deployment.Required profileProven experience shipping full‑stack SaaS MVPs (portfolio or GitHub links required).Ability to balance rapid delivery with clean, scalable code.Proactive problem‑solver who proposes technical solutions when specifications are vague.Fluent written and spoken English.Required skillsMobile: React Native or Flutter (white‑label, multi‑tenant apps).Web Frontend: React, Next.js, or Vue.js (Tailwind CSS preferred).Backend: Node.js (Express/NestJS) or Python (FastAPI/Django).Database: PostgreSQL or MongoDB with multi‑tenant data isolation.Payments: Deep expertise with Stripe API (Billing, Connect, Checkout).Third‑party APIs: Twilio/WhatsApp, OpenAI.DevOps/Cloud: AWS, Vercel, Firebase, Supabase.What we offer100% remote work.Contract / freelance engagement with a monthly rate of 80,000.Potential transition to a long‑term CTO or Lead Developer role.

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