Engine · 2 days ago
Principal Architect, React Native/Mobile
San Francisco, CA
Full-time
Hybrid
Lead/Staff
$175K/yr - $242K/yr
8+ years expEngine is transforming business travel into a personalized and rewarding experience. They are seeking a Principal Architect to lead the technical direction and architectural vision for their mobile applications, ensuring a seamless user experience across mobile and web platforms.
Business TravelHospitalityHotelTravel
Responsibilities
Lead technical direction and long-term architectural vision for our 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
Qualification
Required
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
Preferred
Experience with native iOS (Swift/SwiftUI) and/or Android (Kotlin/Jetpack) development is a strong plus
Benefits
Compensation: Competitive base pay tied to role and experience, with opportunities for bonuses, commissions, and equity.
Benefits: Check out our full list at engine.com/culture.
Environments for Success: Different roles have different needs in terms of the environments that drive success which is why we have a hybrid-hub model. Whether you are in one of our amazing offices or fully remote, we'll make sure you have what you need to succeed.
Company
Engine
The modern travel platform for booking and managing business trips
1001-5000 employees
H1B Sponsorship
Engine has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2023 (3)
2021 (5)
2020 (1)
Funding
Current Stage
Late StageTotal Funding
$221MKey Investors
PermiraTelescope Partners
2024-09-17Series C· $140M
2021-12-02Series B· $65M
2019-09-05Series A· $16M
Leadership Team
Elia Wallen
Founder/CEO
B
Benjamin Bean
Software Engineering Manager
Recent News
2025-12-16
Small Business Trends
2025-10-24
Company data provided by crunchbase