Founding Mobile Engineer — Build AI Music App (iOS-first)

Rnb Consultancy; San Francisco (CA); On-site; USD 120,000 - 200,000; Full time

Benefits offered by this job

Visa sponsorship

Job summary

Rnb Consultancy is seeking a full-stack mobile developer to own the mobile codebase from day one, starting with iOS and then Android. You will shape the data model, auth, and payments, and rapidly translate specs into production while iterating on user feedback.

You’ll bring a product-focused mindset, strong design instincts, and the ability to coach others. 0–4 years' experience and daily use of AI tools are valued.

Qualifications

• Mobile: React Native, Swift, Kotlin; Web: Next.js, Tailwind.
• Backend: a BaaS (Supabase); authentication and payments integration.
• Ability to ship quickly while maintaining code quality and thoughtful design.
• 0–4 years of experience; portfolio matters more than years.

Responsibilities

• Own the complete mobile codebase (iOS first, Android later).
• Develop foundations: data model, database, auth, and payments.
• Turn specs and mocks into production rapidly, guided by feedback and analytics.
• Own the full mobile experience, including fine details like haptics.
• Mentor junior developers and help shape mobile engineering culture.

Skills

React Native

Swift

Kotlin

Next.js

Tailwind

Supabase

Auth

Payments

Data modeling

APIs

Tools

Supabase

Job description

Rnb Consultancy is seeking a full-stack mobile developer to own the mobile codebase from day one, starting with iOS and then Android. You will shape the data model, auth, and payments, and rapidly translate specs into production while iterating on user feedback.

You’ll bring a product-focused mindset, strong design instincts, and the ability to coach others. 0–4 years' experience and daily use of AI tools are valued.