Mobile Engineer

About the role

Misprint is a YC‑backed marketplace for Pokémon cards, building a real‑time, transparent platform for buying and selling collectibles. We are looking for a Mobile Engineer to accelerate development of our React Native mobile app and core marketplace features.

Key responsibilities

• Develop and maintain iOS and Android apps using React Native and Expo.
• Implement core buyer and seller flows such as listing, browsing, offers, checkout, orders, and account management.
• Enhance mobile‑first UX across onboarding, discovery, search, card pages, collections, watchlists, and seller tools.
• Build product features that rely on PostgreSQL/Supabase data models, queries, permissions, and marketplace state.
• Polish frontend navigation, performance, and reliability for key user journeys.
• Run growth and product experiments to improve activation, conversion, retention, and marketplace liquidity.

Required profile

• At least 1 year of professional experience with React Native, React, and PostgreSQL.
• Comfortable working across the product stack and collaborating directly with founders and engineers.
• Ability to ship meaningful improvements quickly while maintaining system stability.

Required skills

• React Native
• Expo
• TypeScript
• React
• Next.js (optional)
• PostgreSQL
• Supabase
• Tailwind CSS
• Python
• Node.js
• Vercel
• AWS
• Stripe & Stripe Connect
• PostHog
• SQL