Senior Software Engineer (Next.js / TypeScript / Mobile)

Responsibilities

• Own and maintain the company's entire Next.js codebase.

• Design, develop, and ship high-quality product features across frontend and backend.

• Lead the technical strategy for the company's mobile application (React Native with Expo, Capacitor, or alternative approach).

• Deliver production-ready iOS and Android applications.

• Collaborate closely with the founder and UI/UX designer to create intuitive and polished user experiences.

• Build and improve marketplace workflows, including rentals, payments, notifications, and logistics.

• Develop new features related to garment care, dry‑cleaning operations, inventory condition tracking, and operational workflows.

• Maintain and optimize PostgreSQL databases and backend services.

• Ensure application quality through testing strategies, debugging, and performance improvements.

• Participate in architectural decisions and recommend the best technical solutions for product evolution.

• Communicate technical concepts effectively with non-technical stakeholders and help translate business ideas into product features.

• Work independently while maintaining high engineering standards and shipping consistently.

Requirements

• 5+ years of experience building modern web applications.

• Strong expertise with Next.js, React, TypeScript, and modern JavaScript development.

• Solid backend development experience.

• Strong experience with PostgreSQL or other relational databases.

• Experience owning production systems and live databases.

• Experience developing and publishing mobile applications using React Native (Expo), Capacitor, or similar technologies.

• Experience releasing applications to the Apple App Store and Google Play Store.

• Strong understanding of software architecture and scalable application design.

• Experience collaborating closely with product designers and translating Figma designs into polished user experiences.

• Knowledge of software testing methodologies and production-quality engineering practices.

• Ability to work autonomously with minimal supervision.

• Excellent communication skills and ability to collaborate with founders and non-technical stakeholders.

• Availability to work primarily during New York (Eastern Time) business hours.

• Nice to Have

• Experience building marketplace platforms.

• Background in e-commerce products.

• Previous experience in Fashion Retail, Fashion Technology, or Fashion E-commerce (highly valued).

• Experience with Stripe Connect, including marketplace payments, escrow flows, manual capture, and off-session charging.