Senior QA Engineer
Job Summary
Job Description
adjoe is redefining the future of mobile ads with advanced AI and first-party data, powering solutions like Playtime and Arcade. They are also expanding into programmatic advertising with adjoe Ads. The company is backed by a $100 million investment and operates globally. The Rewarded Solutions team specifically develops technology for rewarded engagement products, serving millions of daily mobile users. Their tech stack includes native Android and iOS SDKs, React TypeScript offerwall applications, and a Golang backend. The role involves working in cross-functional teams, collaborating with Product Leads on test strategies, conducting manual testing, troubleshooting bugs, and increasing auto-test coverage.
Must have:
- 3 years QA Engineer experience
- QA methodology knowledge
- Agile frameworks familiarity
- Regression/smoke/LIT testing experience
- Ability to document and troubleshoot errors
- Working knowledge of test management software
- SQL knowledge
- Hands-on experience with Automation Testing Tools
- Excellent communication skills
- Attention to detail
- Analytical and problem-solving attitude
- Strong organizational skills
Good to have:
- Experience with (mobile) games QA
Perks:
- Regular feedback and development program
- Visa support for relocation
- Relocation bonus
- Hybrid work setup
- Flexible working hours
- 30 vacation days
- 3 weeks remote work per year
- Free access to in-house gym
- Mental health support (EAP)
- Office with Alster lake view
- Top-notch equipment
- Fun open spaces
- Variety of snacks and drinks
- Regular team and company events
21 skills required
Job Details
adjoe is redefining the future of mobile ads. Powered by advanced AI, first-party data and world-class engineers, we’ve perfected the offerwall experience for monetizing and scaling app publishers with solutions like Playtime and Arcade – now the fastest growing rewarded advertising channel globally – driving incremental engagement, retention, and revenue. At the same time, we’re breaking into programmatic advertising with the intelligent bidding system of adjoe Ads. Together, this ecosystem connects app developers to over 600 million users worldwide for scalable growth. Backed by a $100 million investment from Bertelsmann and operating from offices in Hamburg, Boston, Singapore, and Tokyo, adjoe is defining the next stages of app and ad experience – right now. Join us.
Meet Your Team: Rewarded Solutions
Our Rewarded Solutions team develops the technology behind adjoe's innovative rewarded engagement products that serve over 57 million daily mobile users.
The team’s tech stack consists of three major components: native Android and iOS SDKs written in Java/Kotlin and Swift handling complex engagement flows; widely customizable offerwall applications built with React TypeScript; and a highly performant Golang backend hosted on AWS that processes millions of events hourly. Our system matches each game with its ideal users, delivering rewards optimized for satisfaction through data processed via AWS Athena, Kafka, Spark, S3, and MySQL.
For team members, this means having state-of-the-art resources to build engaging rewarded ad experiences that seamlessly integrate into the world’s top apps while delivering exceptional results for advertisers and monetizers in this industry-leading technology.
What You Will Do:
- Work in cross-functional teams to achieve the highest level of quality across the software development lifecycle.
- Collaborate with adjoe’s Product Leads to develop and execute comprehensive test strategies and plans.
- Conduct manual test cases and analyze results to ensure our SDKs, web apps, dashboards, and APIs are working correctly.
- Play a key role in reporting and troubleshooting any bugs or errors that may occur.
- Take ownership of post-release and post-implementation testing.
- Propose new testing scenarios & work on increasing auto-test coverage.
- Be part of an international English-speaking team dedicated to scaling our adtech platform beyond our hundreds of millions of monthly active users.
Who You Are:
- You have 3 years of experience as a Quality Assurance Engineer or similar.
- You are experienced in QA methodology.
- You are familiar with Agile frameworks and regression/smoke/LIT testing.
- You are able to document and troubleshoot errors.
- You have a working knowledge of test management software (e.g. qTest, Cypress, Zephyr) and SQL.
- You have hands-on experience with Automation Testing Tools (e.g. Appium, Selenium or Playwright).
- You have excellent communication skills.
- You pay attention to detail.
- You have an analytical mind and problem-solving attitude.
- You have strong organizational skills.
- Plus: You have experience with (mobile) games QA
Fuel for the Journey: Benefits to Support Your Ambitions
- Invest in Your Future: Regular feedback and our development program support your growth, helping you expand your skill set and achieve your career goals.
- Easy Arrival to adjoe: From signing to settling in Hamburg, we’ve got you covered. Need a visa? No problem. Ready to build your new life and career at adjoe in Hamburg? We support every ambition—from learning German to a relocation bonus that helps you settle in and make Hamburg feel like home.
- Live Your Best Life, at Work and Beyond: We work in a hybrid setup with 3 core office days, plus flexible working hours. Enjoy 30 vacation days, 3 weeks of remote work per year, and free access to an in-house gym with lots of different fitness classes and mental health support through our Employee Assistance Program (EAP).
- Thrive Where You Work: Enjoy the Alster lake view from our central office with top-notch equipment, fun open spaces, and a large variety of snacks and drinks.
- Join the Community! Participate in regular team and company events, including hackathons and social gatherings. We work together, and we celebrate together, too.
Skip writing cover letters. Tell us about your most passionate personal project, your desired salary and your earliest possible start date. We are looking forward to your application!
We welcome applications from people who will contribute to the diversity of our company.
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