Fullstack QA Engineer

Location: Serbia; remote, office, or hybrid work options

Company

Andersen is a large international outsourcing company delivering software and digital solutions for banking, fintech, healthcare, retail, telecom, and other industries.

What you will do

• Design, build, and maintain automated test frameworks and test suites for REST APIs, web applications, and mobile applications.
• Perform manual testing for mobile scenarios, including responsiveness, permissions, OS and screen-size coverage, and application lifecycle behavior.
• Analyze application logs to identify, localize, and troubleshoot defects.
• Represent testing principles within development teams and strengthen quality assurance practices.
• Contribute to accessibility testing where applicable.
• Conduct performance and load testing with JMeter and provide optimization recommendations.

Requirements

• 4+ years of QA Engineering experience.
• Strong Java skills, object-oriented design, test automation framework development, clean reusable code, and JUnit or TestNG with Maven or Gradle.
• Experience with REST Assured for REST API automation, including HTTP methods, status codes, JSON, authentication, and parameterized tests.
• Experience with Selenide, Page Object Model, and JUnit or TestNG for web UI automation.
• Experience with Appium for Android and iOS testing, including native and hybrid applications, emulators or simulators, and CI/CD integration.
• English at Intermediate+ level or above. Experience with API testing tools, log analysis, and mobile testing is required.

Nice to have

• ISTQB, AWS, Oracle, or Microsoft certifications.
• Accessibility testing experience with WCAG Level A and tools such as TalkBack, VoiceOver, NVDA, or JAWS.
• Performance and load testing experience with JMeter, including API, database, and web application testing.

Culture & Benefits

• Opportunity to work on projects in fintech, healthcare, retail, telecom, and other domains.
• Project changes and professional development supported by mentoring and onboarding programs.
• Access to a continuously updated corporate training portal.
• Certification compensation, private health insurance, and sports compensation depending on employment type.
• Referral program and corporate events.