Senior Full-Stack Software Engineer (iOS & Backend)

Quick Facts

• Role: Senior Full Stack Engineer (iOS & Backend)

• Scope: End-to-end ownership of member-facing features across the iOS app and backend services

Description

Build and own core member-facing features from the iOS client UI to the backend services that power the data. Work across Swift and UIKit on the client and TypeScript/Node.js on the server, collaborating with product, design, and engineering to deliver robust, performant experiences. The role emphasizes architectural ownership, production health, and raising engineering quality through reviews and mentorship.

Responsibilities

• Build and own core member-facing features end to end

• Define architectural patterns and address hard iOS lifecycle and state management challenges

• Partner on API design, data correctness, and client-server state synchronization; implement backend feature components

• Collaborate with product, design, and data science to scope, experiment, and launch features; focus on interaction, motion, and performance

• Contribute to large, long-lived iOS and Node.js codebases (performance, testing practices, and tech debt management)

• Own production health for core flows (monitoring, crash triage, release quality)

• Raise the engineering bar via code review, mentorship, and clear written specs

Requirements

• 7+ years of professional iOS development with strong Swift, UIKit, and MVVM proficiency

• Strong experience with RxSwift or similar reactive programming frameworks

• Proven track record shipping consumer mobile apps to large audiences

• Backend proficiency with experience maintaining production services (TypeScript/Node.js used; Go/Python/Ruby or others welcome)

• Experience designing APIs mobile clients rely on and owning backend business logic

• Ability to lead projects from concept through launch and own what ships after release

• Demonstrated product sense and ability to partner with product, design, and data

• Daily use of AI coding tools, and willingness to help the team adopt them

Benefits

• Comprehensive medical and dental coverage

• $50/day food delivery budget

• Equity-based employment

• Learning opportunities

• Unlimited vacation

• 12 weeks paid parental leave

• $1,000/year to travel somewhere new based on values of human connection, empathy, and curiosity