Mobile Engineer

This position is located in Elk Grove, CA and contributes to the design, development, testing, and support of mobile applications across iOS and Android, with a primary focus on React Native development. The role reports directly to the Engineering Manager in the Corpay Complete division.

About the role

This is a great opportunity for an engineer who enjoys building user-facing features, integrating with backend services, and improving mobile application quality and performance. As a Mobile Architect, you will work closely with product managers, designers, backend developers, and QA teams to deliver high-quality mobile features in an agile environment.

Responsibilities

• Develop and maintain mobile application features using React Native
• Build user experiences across iOS and Android for workflows such as expenses, approvals, receipts, cards, and account management
• Integrate mobile applications with backend APIs and services
• Write clean, maintainable, and well-tested code
• Participate in code reviews, technical discussions, and sprint planning
• Troubleshoot defects, performance issues, and production incidents
• Support mobile capabilities such as push notifications, file and image uploads, secure authentication, and device permissions
• Partner with QA and product teams to ensure high-quality releases
• Contribute to ongoing improvements in app performance, reliability, usability, and developer workflows
• Assist with release preparation, regression validation, and post-release support

Requirements

• 4+ years of software engineering experience
• 2+ years of hands-on React Native development experience
• Strong experience with JavaScript and/or TypeScript
• Experience building and shipping production mobile applications for iOS and Android
• Experience integrating mobile applications with REST APIs and backend services
• Familiarity with common mobile development patterns including navigation, state management, asynchronous data handling, and form-based workflows
• Experience debugging issues across devices, simulators, and mobile environments
• Understanding of mobile app lifecycle, performance considerations, and platform-specific behaviors
• Experience with unit, component, or end-to-end testing for mobile applications
• Ability to work effectively in a team environment and communicate clearly with technical and non-technical stakeholders
• BA/BS in Computer Science, Software Engineering, or equivalent practical experience

Preferred Qualifications

• Experience with enterprise SaaS, fintech, payments, expense management, or AP automation platforms
• Experience with push notifications, secure storage, biometric authentication, or camera/document upload workflows
• Familiarity with mobile app release processes for the App Store and Google Play
• Exposure to backend technologies such as Ruby on Rails and cloud-based application environments
• Experience working in a fast-paced product organization with evolving priorities

Benefits

• Medical, Dental & Vision benefits available the 1st month after hire
• Automatic enrollment into 401(k) plan (subject to eligibility requirements)
• Virtual fitness classes offered company-wide
• Robust PTO offerings including major holidays, vacation, sick, personal, & volunteer time
• Employee discounts with major providers (e.g. wireless, gym, car rental)
• Philanthropic support with both local and national organizations
• Fun culture with company-wide contests and prizes

Pay

The expected salary range for this position is $129,400 – $161,800 based on the candidate’s work location. The final offer will be determined based on job-related factors including skills, experience, qualifications, and applicable market conditions.