Fullstack QA Engineer (Mobile)

# Fullstack QA Engineer (Mobile)## About the RoleTangem AG is a high-tech company in the blockchain sector, founded in 2017 and headquartered in Zug, Switzerland, with branches across North America, Eastern Europe, and APAC. Tangem develops smartcard-based hardware wallets and mobile applications designed to make digital assets secure and simple to use.As a Fullstack QA Engineer (Mobile), you will be responsible for testing mobile applications and smart card software, validating APIs and backend interactions, investigating customer-reported bugs and incidents, and continuously improving testing processes. The role is well suited to a quality-focused engineer with strong mobile testing experience, a product mindset, and an interest in developing automated testing capabilities.## Key Responsibilities* Test mobile applications across iOS and Android platforms.* Test smart card software.* Perform API and backend testing.* Test and understand client-server interactions.* Create, manage, and update test documentation, including:* Test cases* Testing reports* Test plans* Investigate bugs and incidents reported by customers.* Participate in the development and improvement of testing processes.* Collaborate and communicate with development and support teams.* Contribute to product quality with a strong focus on user experience and user satisfaction.* Develop skills and capabilities in automated testing.## Required Qualifications* At least 4 years of experience in mobile application testing.* Professional experience testing both iOS and Android applications.* Knowledge of software testing methods and methodologies.* Experience with API and backend testing.* Understanding of client-server interaction.* Solid technical background and understanding of modern technologies.* Experience working in Agile teams.* Experience working in fast-paced startup environments.* Product mindset with a strong focus on user happiness and product quality.* Experience testing fintech products such as payment applications, cryptocurrency applications, or banking applications.* Experience working with analytics, monitoring, and logs, such as Amplitude, Sentry, or Kibana.* Desire to develop in automated testing.## Preferred Qualifications* Experience implementing AI tools in day-to-day work.* Experience writing automated tests for mobile applications.* Experience with mobile testing technologies or frameworks such as Kotlin, Swift, Kaspresso, or XCUITest.## Skills & Competencies* Mobile application testing* iOS and Android testing* API testing* Backend testing* Client-server interaction* Test planning and documentation* Bug and incident investigation* Analytics, monitoring, and log analysis* Software testing methodologies* Agile development practices* Automated testing* Technical problem-solving* Cross-functional communication* Collaboration with development and support teams* Product quality mindset* User-focused thinking* Adaptability in fast-paced startup environments## Education & Experience**Education:*** No specific educational requirement is stated in the original job description.**Experience:*** At least 4 years of mobile application testing experience across iOS and Android.* Experience with API and backend testing.* Experience in Agile teams and fast-paced startup environments.* Experience testing fintech products.* Experience with analytics, monitoring, and logs.## Work Arrangement & Schedule* **Location:** Indiana, PA, US* **Work Arrangement:** Remote* **Work Location:** Remote work from anywhere in the world, excluding Russia and Belarus.* **Schedule:** Working schedule aligned with GMT+3.* **Employment Type:** Not specified in the original job description.## Compensation & Benefits* Competitive salary paid in **EUR/USDT**.* 20 working days of paid vacation.* Birthday presents.* Compensation for necessary technical devices required for work.* Opportunity to contribute to the growth and future development of the company.## Compliance / Additional Information* Remote work is available worldwide except Russia and Belarus.* The position requires a schedule aligned with GMT+3.* Tangem is a blockchain-sector technology company headquartered in Zug, Switzerland, with branches in North America, Eastern Europe, and APAC.