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Senior Full-Stack Engineer, App Journey (GraphQL)

Senior full-stack engineer owns core mobile app navigation and experiences for millions of users, building React Native frontends and Ruby on Rails/GraphQL backends. Requires 6+ years experience, strong product mindset, and mentorship skills.

187k – 259kSan Francisco, CAFullstack EngineeringHybrid6+ YOE

About the role

Responsibilities

  • Own and evolve core app surfaces including primary surfaces and app navigation, driving projects from concept to completion
  • Work across the full stack, building frontend features in React Native while also contributing to backend services and GraphQL APIs in Ruby on Rails
  • Partner closely with product managers and designers to define requirements, shape the roadmap, and translate ideas into high-quality, member-facing experiences
  • Apply a product mindset to platform problems, finding opportunities to make the underlying systems faster, more reliable, and easier to build on
  • Mentor and support more junior engineers on the team, sharing knowledge and raising the technical bar across the squad
  • Contribute to a culture of continuous improvement through active participation in sprint ceremonies, architecture discussions, and process refinement
  • Participate in our frontend community of practice (guild), helping to shape how our app ecosystem is built, tested, deployed, and evolved
  • Participate in on-call rotation

Requirements

  • 6+ years of experience in full-stack development, with strong proficiency in TypeScript, React, and React Native
  • Proven experience building and maintaining large-scale distributed systems
  • Hands-on experience with Ruby on Rails for backend development
  • A product mindset: you think about the member experience and business outcomes, not just technical correctness
  • Strong cross-functional collaboration skills, with a track record of working effectively with engineers, designers, and product managers
  • Leadership and mentorship experience, with a desire to help grow the engineers around you
  • Strong communication skills, with the ability to clearly articulate technical decisions and tradeoffs to both technical and non-technical stakeholders

Nice-to-Haves

  • Experience with server-driven UI development
  • Experience with GraphQL

Compensation

Base salary: $187,000 - $259,000 plus bonus, equity, and benefits.

Skills

React NativeTypeScriptReactRuby on RailsGraphQLServer-Driven Ui

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