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C the Signs • Milwaukee, Wisconsin, United States
Role & seniority: Senior Quality Assurance Engineer
Frontend/mobile: React, TypeScript; iOS and Android native apps
Testing: UI, API, integration testing; automated frameworks (Selenium, Cypress, Playwright, Jest, Appium, XCUITest, Espresso)
Backend/cloud: REST APIs, microservices; cloud platforms (AWS, GCP, Azure); CI/CD
Data & security: SQL/NoSQL, data validation, web security basics
Environment: Agile, DevOps integration
Lead QA from requirements analysis to production deployment; ensure quality standards and timelines
Architect and implement scalable automated testing frameworks for web and mobile; develop/execute comprehensive test plans
Collaborate cross-functionally; mentor junior QA engineers; drive continuous quality improvement and risk mitigation
5+ years QA experience with strong manual and automated testing of full-stack apps
Proven mobile testing on iOS and Android (devices, emulators)
Experience designing/implementing production-grade automated testing frameworks
REST/microservices testing expertise; proficiency with Selenium, Cypress, Playwright, Jest, Appium, XCUITest, Espresso
Experience with cloud environments (AWS/GCP/Azure), containers, CI/CD, and data validation (SQL/NoSQL)
Web security basics; Agile testing in iterative environments; strong problem-solving and communication
Description
C the Signs is dedicated to transforming the future of cancer care through our innovative AI-powered platform. We empower healthcare professionals and patients with the tools and information needed to effectively recognize cancer symptoms, ensuring timely treatment and improved outcomes. As we expand our impact into new markets, we are looking for a passionate Quality Assurance Engineer to join our talented team.
About The Role
As a Quality Assurance Engineer, you will take a leadership role in ensuring the quality, reliability, and performance of our platform across all touchpoints. You will be responsible for designing and implementing comprehensive testing strategies while collaborating with cross-functional teams to deliver exceptional user experiences. Your expertise will be instrumental in establishing quality standards, driving automation initiatives, and ensuring our platform meets the highest standards of excellence for the healthcare professionals and patients who depend on it.
Design, develop, and maintain comprehensive test strategies and test plans for web and mobile applications across iOS and Android platforms Lead quality assurance efforts from requirements analysis through production deployment, ensuring adherence to quality standards and timelines Architect and implement scalable automated testing frameworks for UI, API, and integration testing across web and mobile environments Develop and execute test cases for front-end applications (React, TypeScript), mobile applications (iOS and Android), and backend services, ensuring comprehensive coverage Perform thorough testing on native iOS and Android applications, including functionality, usability, compatibility, and regression testing Collaborate with product managers, developers, designers, and other stakeholders to understand requirements and identify potential quality risks Mentor and guide junior QA engineers, fostering a collaborative and growth-oriented team culture focused on quality excellence Stay up-to-date with industry trends and emerging testing tools and methodologies to continuously improve our quality processes
Requirements
5+ years of experience as a Quality Assurance Engineer, with a strong focus on both manual and automated testing of full stack applications Proven experience testing mobile applications on both iOS and Android platforms, including hands-on device testing and emulator/simulator usage Proven experience designing and implementing automated testing frameworks and strategies in a production environment Strong understanding of testing RESTful APIs and microservices architecture Proficiency in test automation tools and frameworks (Selenium, Cypress, Playwright, Jest, Appium, XCUITest, Espresso, or similar) Experience testing applications deployed on cloud platforms (AWS, GCP, or Azure) and containerized environments Experience with database testing (SQL and NoSQL) and data validation Solid understanding of web security testing principles and best practices Familiarity with CI/CD pipelines and integrating automated tests into DevOps workflows Experience with Agile development methodologies and testing in iterative environments Excellent problem-solving and analytical skills, with a strong attention to detail Strong communication and interpersonal skills, capable of presenting quality metrics and findings clearly to technical and non-technical audiences Ability to thrive in a fast-paced, collaborative environment and adapt to changing priorities Experience in healthcare or health-tech testing is a plus Performance and load testing experience is also a plus
Benefits
Health Care Plan (Medical, Dental & Vision) Retirement Plan (401k, IRA) Life Insurance (Basic, Voluntary & AD&D) Paid Time Off (Vacation, Sick & Public Holidays) Work From Home