Principal React Native Developer - Platform

General information

Career area Technology Work Location(s) 601 S. Tryon Street, NC Remote? No Ref # 21751 Posted Date 02-23-26 Working time Full time

Ally and Your Career

Ally Financial only succeeds when its people do - and that’s more than some cliché people put on job postings. We live this stuff! We see our people as, well, people - with interests, families, friends, dreams, and causes that are all important to them. Our focus is on the health and safety of our teammates as well as work-life balance and diversity and inclusion. From generous benefits to a variety of employee resource groups, we strive to build paths that encourage employees to stretch themselves professionally. We want to help you grow, develop, and learn new things. You’re constantly evolving, so shouldn’t your opportunities be, too?
Work Schedule: Ally designates roles as (1) fully on-site, (2) hybrid, or (3) fully remote. Hybrid roles are generally expected to be in the office a certain number of days per week as indicated by your manager. Your hiring manager will discuss this role's specific work requirements with you during the hiring process. All work requirements are subject to change at any time based on leader discretion and/or business need.

The Opportunity

We are seeking a Principal React Native Developer to contribute to the evolution and scalability of our mobile platform. In this role, you will help define best practices, drive platform improvements, and enable product teams to build React Native experiences efficiently and reliably.

You will be a hands-on contributor to platform design, modularization, and shared infrastructure while collaborating closely with other senior engineers to shape the mobile strategy.

The Work Itself

Platform Development & Strategy

• Contribute to the design, evolution, and modularization of the React Native mobile platform
• Implement and maintain core platform features, shared components, SDK integrations, and app fundamentals (startup, navigation, networking, etc.)
• Collaborate with senior engineers to inform platform direction, architecture decisions, and adoption of modern React Native capabilities (TurboModules, Fabric, ExpoModules etc)
• Ensure consistency, performance, and maintainability across the app and shared platform modules

Cross-Team Enablement

• Support product teams in leveraging the platform to deliver features faster and more reliably
• Build reusable modules, design system components, and developer tooling to improve cross-team productivity
• Provide guidance on platform best practices, coding standards, and React Native pattern
• Act as a technical resource for debugging complex issues and optimizing app performance

Engineering Excellence

• Write high-quality, production-ready code that balances maintainability, performance, and scalability
• Contribute to testing strategies, CI/CD pipelines, and release processes for the platform
• Mentor engineers on platform usage, patterns, and