AndroidiOSJavaKotlinObjective-CReactReact NativeSwiftCMobile Development
About this role
Role Overview
Drive technical strategy for our mobile apps — from platform architecture to product scalability and developer experience.
Build foundational systems in React Native that enable fast, high-quality feature development across both iOS and Android.
Collaborate with product and design to scope, implement, and launch user-facing features that align with company goals.
Bridge mobile and backend systems by shaping APIs and improving client-server interaction patterns.
Identify friction in the mobile development lifecycle and lead improvements to tooling, modularization, CI, and testing strategies.
Mentor engineers and help grow a culture of ownership, technical rigor, and continuous learning.
Influence both product and platform direction as we scale our mobile efforts across multiple surfaces and teams.
Support company goals such as improving user engagement, increasing retention, and unlocking new growth channels through mobile innovation.
Help define and uphold the engineering culture, patterns, and practices that guide mobile development at Upstart.
Requirements
Have 8+ years of professional software development experience, including meaningful contributions to production mobile apps.
Have built and maintained features in both React Native and at least one native platform (e.g., Swift/Objective-C for iOS or Kotlin/Java for Android).
Understand the nuances of mobile performance, memory management, and platform-specific challenges.
Have led architecture planning and helped engineering teams make informed tradeoffs.
Communicate early and often with cross-functional partners in product, design, backend, and QA to ensure alignment and shared understanding.
Take ownership of your work from design through delivery, and value long-term thinking over quick fixes.
Appreciate the strength of diverse perspectives and thrive on being part of an inclusive, collaborative team.
Embrace a growth mindset, value mentorship, and enjoy helping others grow.
Tech Stack
Android
iOS
Java
Kotlin
Objective-C
React
React Native
Swift
Benefits
Competitive compensation, including base pay, bonus opportunities, and annual equity grants that vest quarterly
Generous 401(k) plan with Upstart matching $2 for every $1 contributed, up to $15,000 per year
Employee Stock Purchase Plan (ESPP) with discounted stock purchase options for eligible employees
Affordable medical, dental, and vision coverage, with multiple plan options
Upstart covers 90% to 100% of the cost depending on the plans you choose
Health Savings Account contributions from Upstart for eligible plans
Income protection benefits, including company-paid Basic Life, AD&D, and Short
and Long-Term Disability coverage, with options to purchase supplemental coverage
Paid time off, sick and safe time, and company holidays
Paid family and parental leave to support caregiving and major life moments
Family-centered benefits through Carrot and Cleo, supporting fertility, parenthood, and caregiving
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
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 and onsites, all-company updates, and employee resource groups (ERGs)
Onsite perks, including catered lunches and fully stocked micro-kitchens when working from one of our four offices, located in the Bay Area, Austin, Columbus, and New York City (opening Summer 2026!).