Technical Product Owner (f/m/d)

adjoe GmbH

HamburgHybridpay unclear

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adjoe builds the technologies behind mobile apps growth and monetization. With our core product Playtime Arcade , we've become the global leader in rewarded advertising, an ad unit built on a simple premise: users earn real in-app rewards for engaging with new apps. The result is one of the most effective value exchanges in adtech, connecting advertisers and publishers with over 770 million users annually. Running the Engine Behind 200M+ Daily Ad Decisions Behind every ad decision at adjoe is a system designed to operate at massive scale, serving more than 770 million mobile users every year . The Demand API Integrations team owns the systems that connect our platform to the global adtech ecosystem, handling over 5.5 billion API requests daily across installs, events, views, clicks, and postbacks from Mobile Measurement Partners. We operate a dedicated A/B testing environment against live traffic to validate system behavior under real-world conditions, allowing us to evaluate advertiser integrations, benchmark partner performance, and verify attribution accuracy end-to-end before deploying globally. We integrate TensorFlow-based ML models to predict user engagement and purchase likelihood, directly influencing real-time ad distribution. To meet our strict 100ms latency constraint , we prioritize efficient model serving, low-latency data access, and deliberate system design. Your Mission & Who We Are Looking For: 3+ years as a Product Owner in a technical environment. You've worked closely with backend and data-heavy teams, translating business requirements into precise technical specs. At adjoe, that means bridging business stakeholders with Backend Engineering, Data Science, and BI teams working on high-throughput campaign distribution logic. You speak both languages — business and engineering. You don't write code, but you're comfortable discussing backend architecture, data pipelines, and system latency. You can weigh technical debt against business value and hold your own in architecture discussions. Experimentation-driven. You have a proven track record of designing and analyzing A/B tests to validate product decisions before scaling them. You define clear success metrics, interpret KPI results, and pivot based on data — not assumptions. Owns the product, navigates the ambiguity. You're comfortable working independently, balancing incoming business requests against long-term platform integrity, and making objective calls when requirements are still evolving. Plus: AdTech or data-heavy product background. Experience working on ad delivery, campaign management, or data-intensive products is a strong plus. Who You Are: You bring 3+ years of hands-on experience as a Product Owner in a fast-paced, high-growth environment. (Bonus points if you have a background in ad-tech or have partnered closely with backend and data-heavy teams) You aren't expected to write code, but you are right at home discussing backend architecture. You grasp the fundamentals of data pipelines, system latency empowering you to have meaningful debates with the development team and properly weigh technical debt against business value. You have a proven track record of leveraging A/B testing and experimentation to drive product strategy. You know exactly how to define clear success metrics, analyze KPIs, and confidently pivot based on what the data tells you. You are a digital native who speaks the language of both business and engineering fluidly. You excel at closing the gap, aligning what the business envisions with what the technology can actually execute. You take deep ownership of your product. You are comfortable navigating ambiguity, working independently, and making the objective calls needed to balance incoming business requests with the long-term technical integrity of the platform. You possess concise, direct communication skills. You know how to align, motivate, and guide interdisciplinary teams, cultivating a thriving and collaborative environment even as project requirements evolve. 🌎 We welcome applications from talent worldwide and provide relocation support to Hamburg, Germany for those ready to join our team. 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 make Hamburg feel like home. Live Your Best Life, at Work and Beyond: We work in a hybrid setup with core office days on Monday, Tuesday, and Thursday, 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. What’s in It for You? At adjoe, you’re not here to just close JIRA tickets, you’re helping build the infrastructure behind one of the most impactful platforms in adtech. The systems you work on will reach hundreds of millions of users and power billions of decisions every day. Go Big. Own projects with impact on 770M users and push adtech boundaries. Move Fast. Ship solutions multiple times a day, learn from results, and keep momentum. Be Direct. Solve problems openly and collaborate across teams. Thrive Together. Grow with a diverse, global team of people from over 40 different countries that learn from each other. Have Fun. Celebrate wins, enjoy daily victories, and bring your energy. Find more English Speaking Jobs in Germany on Arbeitnow Tags: Marketing and Communication

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