Our Adtech Jobs

Senior QA Engineer (f/m/d)

  • adjoe
  • Demand Solutions
  • Full-time
adjoe is a leading mobile ad platform developing cutting-edge advertising and monetization solutions that take its app partners’ business to the next level. Part of the applike group ecosystem, adjoe is home to an advanced tech stack, powerful financial backing from Bertelsmann, and a highly motivated workforce to be reckoned with.

Meet Your Team: Core & Integrations Team (part of the Demand Solutions team)

The Demand Solutions department builds the core technologies to help mobile publishers acquire the right users for their apps and games. The team is proud that adjoe’s software – developed 100 percent in-house – manages, provides, and analyzes advertisements for more than 200 million daily mobile users.

adjoe’s Demand Solutions department builds modern user interfaces and software and powers its analytics in the dashboard with state-of-the-art databases like Druid. All to give advertisers and account managers the insights they need. The team provides statistical data via a dashboard in order to supply our partners with valuable insights. For this we leverage machine learning models built by our BI analysts and data scientists.

Besides delivering high standards, Demand Solutions remains flexible and autonomous from adjoe’s other tech teams. To develop new platform features fast, this versatile team works on adjoe’s Go backend, which feeds data to the TypeScript React frontend.

As part of the Demand Solutions team, the Core & Integrations team is responsible for core logic of our advertising platform: campaign distribution to find the best combination of advertising campaigns for end users, campaign management API to optimize existing advertising campaigns and some other smaller API products.

The Core & Integrationsteam also handles integrations with our external partners like our attribution partners – MMPs (Appsflyer, Adjust, etc.) or aggregators working with the advertisers using our platform.
What You Will Do:
  • You will work in a cross-functional team to achieve the highest level of quality across the software development lifecycle.
  • You will conduct manual tests of our product and analyze results to ensure the correct implementation of its features and experiments.
  • You will play a key role in reporting, troubleshooting, and retesting any bugs or errors that may occur.
  • You will take ownership of post-release and post-implementation testing. 
  • You will 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 a degree in information technology, economics, analytics, or a similar field.
  • You have 5+ years of experience as a Quality Assurance Engineer with a focus on manual testing.
  • You have experience in testing complicated backend systems with multiple services: you have worked with such technologies as container orchestration systems (e.g. Kubernetes, Docker), databases (e.g. MySQL, Redis, DynamoDB), or messaging systems (e.g. SQS, Kafka or similar).
  • You have experience in working closely with engineers (investigating how the system works and discussing feature requirements).
  • You are experienced in QA methodology, and familiar with Agile frameworks and regression/smoke/LIT testing.
  • You are able to document and troubleshoot errors as well as prepare, document, and maintain test cases.
  • You have excellent communication & organizational skills and pay attention to details.
  • You have an analytical mind and problem-solving attitude.
  • Plus: you have hands-on experience with Automation Testing Tools (e.g. RestAssured, Appium, Selenium, or Playwright).
  • Heard of Our Perks?
  • Work-Life Package: 2 remote days per week, 30 vacation days, 3 weeks per year of remote work, flexible working hours, dog-friendly kick-ass office in the center of the city.
  • Relocation Package: Visa & legal support, relocation bonus, reimbursement of German Classes costs, and more.
  • Happy Belly Package: Monthly company lunch, tons of free snacks and drinks, free breakfast & fresh delicious pastries every Monday
  • Physical & Mental Health Package: In-house gym with a personal trainer, various classes like Yoga with expert teachers & free of charge access to our EAP (Employee Assistance Program) to support your mental health and well-being
  • Activity Package: Regular team and company events, and hackathons.
  • Education Package: Opportunities to boost your professional development with courses and training directly connected to your career goals 
  • Wealth building: virtual stock options for all our regular employees
  • 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.

    Who Are We Looking For?

    Can’t find your fit? Send us your application anyway!
    Let’s talk

    How We Hire

    Most people spend around one-third of their life at work. It’s our priority to build a team of people growing not only the business but their adtech careers.
    Life at adjoe

    Tech Team

    Introduce Yourself
    Tell us about your experience and background. Let’s get to know each other!
    Showcase Your Skills
    Take home a case study to work on – demonstrate your technical skills.
    Talk to the Team
    We’ll give you feedback on your case study and ask you to demonstrate your technical expertise.
    Have a Call with Our Co-Founders
    You’ve made it this far! In this last step, adjoe’s Co-Founder Carlo Szelinksy will get to know you.
    Decision Time
    We’ll let you know how you did! Our team will reach out to the most suitable person for our team.

    Business Team

    Introduce Yourself
    Tell us about your experience and background. Let’s get to know each other!
    Showcase Your Skills
    Take home a case study to work on – demonstrate your specialist skills.
    Talk to the Team
    We’ll give you feedback on your task and ask you to demonstrate your expertise to our Business leads.
    Have a Call with Our Co-Founders
    You’ve made it this far! In this last step, adjoe’s CRO Boris Kurschinski will get to know you.
    Decision Time
    We’ll let you know how you did! Our team will reach out to the most suitable person for our team.
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    Achieve Great Things – Receive Great Things

    There’s more to life than work. That’s why we’re big on employee perks.
    office days 3× a week
    30 vacation days
    quarterly hackathons
    applike group parties
    WFH 2× a Week
    on-site gym & personal training
    learning & development program
    quarterly team events
    3 remote weeks per year
    dog-friendly office
    German classes reimbursement
    monthly company lunches
    virtual stock option program
    weekly fitness & yoga classes
    cross-departmental onboarding
    referral bonus up to €7,000
    visa support
    free snacks & drinks
    mentorship program
    subsidized transport ticket
    Explore the adjoe culture

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