IOS Developer (f/m/d)

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: Rewarded Solutions - Mobile Integrations

The Rewarded Solutions team develops the technology behind adjoe's innovative rewarded engagement products that serve over 57 million daily mobile users. Mobile Integrations is responsible for the native Android and iOS SDKs written in Java/Kotlin and Swift that handle much of the complex engagement flows. On top of the SDKs are 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

• Participate in developing our two native iOS SDKs that are run on millions of iPhones every day.
• Help maximize the performance of adjoe’s iOS SDKs by developing new features and implementing the latest iOS framework functionality.
• Take ownership of implementing iOS specifications and requirements in our design.
• Work closely together with the QA team to further develop our automated testing strategy via the CI pipeline.
• 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 computer science (or a similar field) and 4+ years of work experience as an iOS developer
• You have expert knowledge of Swift
• You have previous experience with SDK development
• You have a deep understanding of iOS -app, -operating systems, -and service life cycles
• You keep up to date with trends and changes in mobile development
• You communicate confidently and fluently in English (spoken and written), as it is the working language of our international team
• Optional: Experience with other types of Mobile Frameworks, like Kotlin, React Native, Flutter or Unity.
• Big plus: experience in the AdTech industry

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.

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.

Believe in better adtech and build it. That’s the adjoe manifesto. Our investment is powered by media giants Bertelsmann. Our brains are powered by our love for a challenge. Our mission is powered by building better and bolder ad technologies. And our home is in Hamburg, Germany – in the applike group. Interested in joining our growing international team?