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. 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.Our system matches each game with its ideal users, delivering rewards optimized for user satisfaction.
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.
As a UX/UI Designer at adjoe, your primary responsibility is to design and develop intuitive and user-centered digital experiences that drive engagement, retention, and growth, as well as dashboards and tools for understanding and analyzing user behavior and business outcomes You will work closely with the product and development teams to create visually appealing and functional interfaces that meet the needs and expectations of our users. This position reports to the Design Lead.
Please don’t forget to share your portfolio when applying - we want to see your UX/UI skills in action!
Design and develop intuitive, user-centered, and visually appealing interfaces for our mobile apps
Collaborate with product managers, developers, and other stakeholders to identify user needs and define user flows, wireframes, prototypes, and high-fidelity designs
Define key design hypotheses and work with product/data teams to set up and analyze A/B tests to iteratively optimize designs based on measurable results.
Conduct usability testing, user research, and analyze user feedback to validate and improve design decisions
Ensure consistency and coherence of design elements, styles, and branding across all digital touchpoints
Actively contribute to and maintain the internal Design System, ensuring scalability, consistency, and accessibility across all products.
Stay up-to-date with the latest UX/UI design trends, tools, and technologies, and share your knowledge with the team
3+ years of experience in UX/UI design for mobile and web apps
~ You are proficient in design and prototyping using Figma, including the ability to create high-fidelity, interactive prototypes.
~ Familiarity with Lottie (or similar formats like Bodymovin/After Effects) and Jitter (or similar rapid prototyping/animation tools) is a significant plus.
~ You have strong understanding of user-centered design principles, UX methodologies, and design thinking
~ You have proven experience designing for mobile (iOS and Android), understanding platform-specific UI patterns and limitations.
~ You know how to communicate design ideas and decisions with cross-functional teams.
~ 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.
We support every ambition—from learning German to a relocation bonus that helps you settle in and make Hamburg feel like home.
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).
Participate in regular team and company events, including hackathons and social gatherings.