Senior Software Engineer, Mobile Tech Lead

Zoominfo; Bethesda (MD); On-site; USD 140,000 - 220,000; Full time

Benefits offered by this job

Comprehensive benefits

Holistic mind, body, and lifestyle programs

Job summary

Zoominfo, located in Bethesda, Maryland, is seeking a seasoned mobile application developer with a strong focus on React Native. The position involves designing, developing, and maintaining high-quality mobile applications while collaborating with product managers and engineers to ensure top-tier user experience.

The ideal candidate has over 6 years of experience in mobile application development and is proficient in JavaScript and TypeScript. Benefits include comprehensive wellness programs and a competitive salary range from $140,000 to $220,000.

Qualifications

• 6+ years of experience in mobile application development, focusing on React Native.
• Strong proficiency in JavaScript and TypeScript along with state-management libraries.
• Experience with production-grade React Native applications across iOS and Android.
• Hands-on experience with testing frameworks and commitment to test-driven development.

Responsibilities

• Design and develop high-quality features for mobile applications using React Native.
• Collaborate with cross-functional teams to build shippable features.
• Write maintainable and testable code, applying architectural patterns for scale.
• Lead code reviews and mentor junior engineers.

Skills

React Native

JavaScript

TypeScript

Testing frameworks (e.g., Jest)

State management (Redux/MobX)

Cross-functional collaboration

Education

6+ years in mobile application development

Tools

Node.js

RESTful APIs

GraphQL

Job description

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.

What You'll Do

• 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

What You Bring

Must Have

• 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

Preferred

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

Bonus Points

• Familiarity with CI/CD pipelines for mobile applications and automated deployment processes.
• Experience with performance optimization, memory management and battery usage for mobile apps.

Actual compensation offered will be based on factors such as the candidate's work location, qualifications, skills, experience and/or training. The salary range for this position is $140,000 to $220,000 USD.

In addition to comprehensive benefits we offer holistic mind, body and lifestyle programs designed for overall well‑being. Learn more about ZoomInfo benefits.

ZoomInfo is proud to be an equal opportunity employer, hiring based on qualifications, merit and business needs, and does not discriminate based on protected status. We welcome all applicants and are committed to providing equal employment opportunities regardless of sex, race, age, color, national origin, sexual orientation, gender identity, marital status, disability status, religion, protected military or veteran status, medical condition or any other characteristic protected by applicable law. We also consider qualified candidates with criminal histories in accordance with legal requirements.