Hybrid

Engine is hiring a Principal Architect, React Native/Mobile

About the Role

Engine is seeking a Principal Architect for Mobile to serve as the most senior hands-on technical leader on our team. You will shape the long-term architectural vision for our React Native applications and work cross-functionally to ensure a seamless, unified experience between mobile and web platforms. This role is central to driving technical excellence and innovation.

What You'll Do

  • Lead technical direction and long-term architectural vision for mobile applications built primarily in React Native.
  • Act as the principal hands-on contributor, setting standards for engineering quality, performance, and scalability.
  • Drive alignment across mobile and web teams to ensure a consistent and unified user experience.
  • Collaborate with product and design leadership to shape strategy, execution plans, and sequencing for major mobile initiatives.
  • Establish scalable patterns, frameworks, and development standards across the mobile organization.
  • Partner with design and platform engineering on system-wide initiatives such as shared components, navigation, and design systems.
  • Champion engineering excellence through architecture reviews, performance optimization, and technical rigor.
  • Identify and mitigate technical risks while fostering innovation and experimentation.
  • Mentor Staff and Senior Engineers, providing technical guidance and helping to grow future leaders.
  • Act as a mobile subject-matter expert across the broader organization.

What We're Looking For

  • 8–12+ years of experience building and shipping high-quality mobile applications at scale.
  • Deep expertise with React Native and experience designing large, production-grade applications.
  • Strong understanding of mobile architecture, performance tuning, and platform best practices.
  • Proven ability to lead technical initiatives and influence cross-functional teams.
  • Strong systems thinking and a bias toward scalable frameworks and reusable patterns.
  • Experience mentoring Staff and Senior Engineers and shaping technical culture.
  • Excellent communication skills and the ability to drive clarity and alignment across teams.

Nice to Have

  • Experience with native iOS (Swift/SwiftUI) and/or Android (Kotlin/Jetpack) development.

Technical Stack

  • React Native
  • iOS (Swift/SwiftUI)
  • Android (Kotlin/Jetpack)

Team & Environment

You will partner closely with product, design, and web engineering teams.

Benefits & Compensation

  • Competitive base pay tied to role and experience.
  • Opportunities for bonuses, commissions, and equity.
  • Unlimited PTO policy.
  • Hybrid-hub work model.
  • Compensation range: $174,845 - $242,000 USD + equity.

Work Mode

This is a hybrid position.

Engine is a mission-driven company transforming business travel into something personalized, rewarding, and simple.

Required Skills
React NativeiOSSwiftSwiftUIAndroidKotlinJetpack ComposeTypeScriptMobile ArchitecturePerformance OptimizationCI/CDMobile TestingState ManagementREST APIsGraphQL
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About company
Engine

Engine is transforming business travel by building a platform that brings together corporate travel, a powerful charge card, and modern spend management in one place. The company serves over 20,000 companies and 1 million travelers.

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Job Details
Category mobile
Posted 3 months ago