Senior Software Engineer (React Native)

ABOUT YOU   We are looking for a Senior Software Engineer (React Native) who is architecturally strong, quality-driven, and highly collaborative to join our Mobile Engineering team. The best candidate will be someone who thrives in a fast-paced, highly collaborative, and exceptionally dynamic setting and is excited to lead mobile architecture decisions, build scalable cross-platform applications, and drive shared code strategies across web and mobile ecosystems.   Strong expertise in React Native and JavaScript/TypeScript, along with deep knowledge of mobile architecture patterns and state management, is essential, along with experience in building and delivering commercial mobile applications from concept to launch. The ability to design scalable architectures, implement robust testing strategies (including E2E), optimize performance, and mentor other developers while collaborating across cross-functional teams will be key to your success in this role.   If you're passionate about building high-quality mobile experiences that scale and love creating seamless app ecosystems that power gaming, virtual currency, and digital commerce experiences, we would love to hear from you!   ABOUT US   Xsolla is a global commerce company with robust tools and services to help developers solve the inherent challenges of the video game industry. From indie to AAA, companies partner with Xsolla to help them fund, distribute, market, and monetize their games. Grounded in the belief in the future of video games, Xsolla is resolute in the mission to bring opportunities together, and continually make new resources available to creators. Headquartered and incorporated in Los Angeles, California, Xsolla operates as the merchant of record and has helped over 1,500+ game developers to reach more players and grow their businesses around the world. With more paths to profits and ways to win, developers have all the things needed to enjoy the game. For more information, visit xsolla.com.  

Responsibilities:

Develop and maintain mobile applications using React Native for iOS and Android platforms

Implement best practices for mobile development, including code review, testing strategies, and CI/CD processes

Build scalable and maintainable features within the existing application architecture

Collaborate with product and design teams to implement technical solutions that meet business goals

Integrate mini-apps and virtual currency systems with the Xsolla App ecosystem

Work with cross-functional teams, including developers, QA engineers, and project managers

Participate in technical discussions to align development work with business objectives

Communicate effectively across distributed teams

Deliver high-quality features on time throughout the development lifecycle

Architecture & Design

Design and implement scalable application architecture for React Native mobile apps with a focus on maintainability, performance, and developer experience

Lead architectural decisions around shared code strategies between React web and React Native mobile platforms

Establish and enforce coding standards, design patterns, and best practices across the mobile development team

Create technical specifications and architecture documentation for complex features and systems

Monorepo Management

Build and maintain a robust monorepo infrastructure using tools like Nx, Turborepo, or similar

Configure and optimize build pipelines, dependency management, and workspace configurations

Implement efficient caching strategies and incremental builds to optimize CI/CD performance

Manage versioning, publishing, and dependency relationships between packages

Component Ecosystem & Code Sharing

Design and develop a comprehensive shared component library that works seamlessly across React and React Native

Create platform-agnostic business logic, utilities, and services that can be consumed by both web and mobile

Implement adaptive components with platform-specific implementations where necessary while maintaining a unified API

Establish patterns for sharing type definitions, hooks, contexts, and state management across platforms

Build tooling and documentation to enable other developers to easily leverage shared code

Development & Delivery

Build high-quality, production-ready mobile applications using React Native for iOS and Android

Implement pixel-perfect, responsive UIs that align with design specifications

Optimize app performance, bundle size, and startup time

Integrate native modules when React Native APIs are insufficient

End-to-End Testing & Quality Assurance

Design and implement comprehensive E2E testing strategies for React Native applications using tools like Detox, Maestro, or Appium

Create reliable, maintainable test suites that run consistently across iOS and Android platforms

Establish testing patterns and utilities that can be shared across multiple apps in the monorepo

Configure E2E tests to run in CI/CD pipelines with proper device/simulator management

Build test infrastructure for critical user flows, edge cases, and platform-specific behaviors

Implement visual regression testing and snapshot testing where appropriate

Define testing standards and best practices for the team, including when to use unit, integration, and E2E tests

Collaboration & Mentorship

Collaborate with web developers to identify opportunities for code sharing and architectural alignment

Mentor junior and mid-level developers on React Native best practices and monorepo patterns

Conduct thorough code reviews with focus on architecture, patterns, and maintainability

Work closely with product, design, and backend teams to deliver cohesive user experiences

Qualifications & Skills:

5+ years of experience in mobile application development with a strong focus on React Native

Proven track record of delivering commercial mobile applications from concept to launch

Proficiency in React Native and JavaScript/TypeScript, with knowledge of native modules (Swift/Kotlin) as a plus

Strong understanding of mobile architecture patterns and state management

Experience with third-party integrations and APIs

Strong problem-solving abilities and a results-driven approach

Effective communication skills, both written and verbal

Familiarity with gaming ecosystems and virtual currency platforms is a plus

Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent experience)