Sr. Engineer, Quality - Mobile

The Subway HR Team•Shelton, CT

12d•$119,200 - $149,000

About The Position

In this role, you will be responsible for validating the performance, reliability, and user experience of our consumer-facing mobile applications built with React Native, ensuring they meet the highest standards of quality and engagement. You’ll play a critical role in delivering seamless cross-platform experiences by collaborating with product, design, and engineering teams throughout the development lifecycle. You will collaborate closely with developers, product managers, and QA engineers to drive a culture of quality, champion testing automation, ensure ADA compliance, lead performance testing initiatives, and support production validation.

Requirements

Bachelor’s degree in Computer Science, Engineering, or a related field required.
2–6 years of experience in mobile QA; 3+ years of mobile QA experience with at least 1 year focused on React Native applications.
Strong understanding of mobile platforms (iOS and Android) and cross-platform development.
Experience with automated testing tools and frameworks for React Native.
Hands-on experience with Detox for end-to-end testing in React Native.
Familiarity with version control systems (e.g., Git) and CI/CD tools (e.g., GitHub Actions, CircleCI).
Knowledge of mobile analytics and crash reporting tools (e.g., Firebase, Sentry).
Experience with cloud-based device testing platforms (e.g., BrowserStack, Sauce Labs).
Basic understanding of JavaScript/TypeScript and React Native architecture.
Exposure to Agile/Scrum methodologies.
Excellent problem-solving, communication, and collaboration skills.

Responsibilities

Develop and execute test plans and test cases for React Native mobile applications across iOS and Android.
Perform manual and automated testing to validate functionality, UI/UX, performance, and platform compatibility.
Build and maintain automated test suites using tools compatible with React Native (e.g., Detox, Appium, Jest).
Collaborate with cross-functional teams to define test requirements and ensure testability and accessibility of features.
Analyze test results, identify root causes of failures, and work with developers to resolve issues.
Identify, document, and track bugs and issues using Azure DevOps.
Monitor app performance and user feedback to proactively identify quality improvements.
Perform all other duties as assigned.