Note: The job is a remote job and is open to candidates in USA. Upstart is a leading AI lending marketplace focused on reducing the cost and complexity of borrowing for all Americans. They are seeking a Senior Mobile Engineer to design and build high-quality mobile applications using React Native, collaborating with cross-functional teams to enhance the borrower-facing servicing experience.
Responsibilities
- Build and maintain user-facing features in our React Native mobile apps across iOS (and Android, as we expand)
- Design and implement mobile components and subsystems that are performant, maintainable, and scalable across platforms
- Collaborate with product and design teams to scope, implement, and launch features that align with user and business needs
- Contribute to platform improvements, including tooling, testing strategies, CI/CD, and performance monitoring
- Work with backend engineers to define mobile-specific APIs and improve client-server integration patterns
- Identify and resolve performance or reliability issues in the mobile experience
- Participate in code reviews, architecture discussions, and technical planning to raise engineering quality across the team
- Support a strong mobile engineering culture through mentorship, collaboration, and a focus on continuous improvement
Skills
- Bachelor's degree in Computer Science, Engineering, or Mathematics, or a related field (or its equivalent) + 4 years of experience
- Have experience building in React Native, and familiarity with at least one native platform (e.g., Swift/Objective-C for iOS or Kotlin/Java for Android)
- Understand mobile performance, memory management, and platform-specific constraints
- Communicate effectively with cross-functional partners in product, design, and backend engineering
- Take ownership of your work and are comfortable delivering complex features from planning through release
- Balance speed and quality, and advocate for maintainable, scalable engineering solutions
- Contribute to team culture and engineering practices through feedback, mentoring, and collaboration
- Embrace a growth mindset and enjoy learning from others while helping teammates grow
- Have helped launch or scale a React Native app on the Android platform
- Are comfortable working with TypeScript or custom native modules
- Have experience with mobile analytics, push notifications, deep linking, or A/B testing frameworks
- Have worked in a fast-paced product company where mobile was a primary user touchpoint
- Have contributed to internal tools, processes, or systems that improved mobile developer velocity or code quality
Benefits
- Target bonuses
- Equity compensation
- Generous benefits packages (including medical, dental, vision, and 401k)
- Competitive compensation, including base pay, bonus opportunities, and annual equity grants that vest quarterly
- Retirement benefits to help you plan for the future, including a 401(k) or Group Retirement Savings Plan with a company match of $2 for every $1 contributed, up to $15,000 annually (USD in the US, CAD in Canada)
- Employee Stock Purchase Plan (ESPP) with discounted stock purchase options for eligible employees (US only)
- Comprehensive health coverage designed to support you and your family, including medical, dental, vision, and wellness resources for US and supplemental health coverage for Canada.
- Health Savings Account contributions from Upstart for eligible plans (US only)
- Income protection benefits, including life insurance and disability coverage for added financial security
- Paid time off, sick leave, and company holidays, in line with local requirements
- Paid family and parental leave to support caregiving and major life moments (duration varies by country)
- Family-centered benefits to support fertility, parenthood, and caregiving needs
- Employee Assistance Program (EAP) offering mental health support and life-centered resources
- Financial wellness resources, including access to financial planning tools and a financial concierge service (US Only)
- Annual wellness allowance to support your physical and emotional well-being and personal development, based on what matters most to you
- Annual productivity allowance to invest in relevant tools and resources you need to do your best work, no matter where you work from
- Connection and community through team events, all-company updates, and employee resource groups (ERGs)
- Onsite perks, including catered lunches and fully stocked micro-kitchens when working from one of our offices in the Bay Area, Austin, Columbus, and New York City (opening Summer 2026!)
Company Overview
Company H1B Sponsorship