Senior Software Engineer, Mobile

ZoomInfo Technologies LLC•Bethesda, MD

3d•$140,000 - $220,000•Hybrid

About The Position

Our dynamic mobile team is at the forefront of developing and maintaining our suite of cutting-edge mobile applications. We are dedicated to delivering exceptional user experiences and expanding the capabilities of our mobile platform to include innovative features like agentic chat and advanced workflows. We are a fast-paced, collaborative, and innovative team that values clean code, continuous learning, and pushing the boundaries of mobile technology.

Requirements

6+ years of experience in mobile application development, with a strong focus on React Native, or an equivalent combination of education and hands-on experience
Strong proficiency in JavaScript and TypeScript, including experience with state management libraries such as Redux or MobX
Demonstrated experience building and maintaining complex, production-grade React Native applications across iOS and Android
Hands-on experience with testing frameworks (e.g., Jest, React Native Testing Library) and a commitment to test-driven development practices
Strong cross-functional collaboration, communication, and analytical problem-solving skills

Nice To Haves

Familiarity with RESTful APIs, GraphQL, and asynchronous programming patterns
Working knowledge of Node.js for build tooling, scripting, or backend-for-frontend (BFF) integrations
Experience with CI/CD pipelines for mobile applications and automated deployment processes
Experience with mobile performance optimization, including memory management and battery efficiency
Familiarity with CI/CD pipelines for mobile applications and automated deployment processes.
Experience with performance optimization, memory management, and battery usage for mobile apps.

Responsibilities

Design, develop, and maintain high-quality features across multiple production mobile applications using React Native, with a focus on performance, responsiveness, and reliability
Partner closely with product managers, UI/UX designers, and backend engineers to translate requirements into well-architected, shippable features
Write clean, maintainable, and testable code using JavaScript and TypeScript, applying architectural patterns that support scale across iOS and Android
Lead and actively participate in code reviews, setting a high technical bar and sharing knowledge to elevate the broader engineering team
Diagnose and resolve complex bugs and performance issues — identifying root causes and implementing durable solutions
Mentor junior engineers, invest in their growth, and contribute to a strong, inclusive engineering culture
Evaluate emerging React Native advancements and mobile development trends, and apply relevant innovations to continuously improve our platform