Atolls is the world’s largest community-driven shopping platform, active in 20+ markets. We help millions make smarter spending decisions across discovery, evaluation, and (re-)purchase by connecting people with the right brands and retailers. Our 1,000+ team across 10 countries builds products used every day at global scale, where you’ll have real ownership and see your impact. Want to shape the destinations people rely on to shop with confidence? Keep reading. About This Role: We are looking for a Senior Java Backend Engineer to join our Engineering team in Munich or remotely from Germany. In this role, you will design, build, and scale high-performance backend systems using modern Java technologies and cloud-native architectures. You will work on complex systems where reliability, clean architecture, and strong engineering standards matter, helping Atolls build backend services that can support growth across markets and platforms. Our Benefits: At Atolls, we believe in nurturing both your professional and personal growth. Here’s what you can expect: - A culture that values personal and professional development, with internal mobility opportunities. - A supportive and open-minded team that embraces diverse perspectives and innovative ideas. - 32 days of paid vacation plus your birthday off, giving you the time you need to recharge. - A flexible hybrid working scheme to balance work and life. - Access to a learning budget and internal training to help you grow in your role. - Mental health coaching to support your well-being. - Regular global and local get-togethers to celebrate successes and build connections. - The possibility of taking a sabbatical after three years with the company. - A cloud-based company setup, providing flexibility and collaboration opportunities no matter where you are. *These are global benefits that apply to all employees, with additional local perks based on your location. Responsibilities: As a Senior Java Backend Engineer, you will: - Design, develop, and maintain scalable backend services using Java 17 or other recent versions (11+). - Build and evolve microservice-based and event-driven architectures - Develop APIs using GraphQL - Work with Spring Boot and Spring Reactive (WebFlux) - Design and optimize data models using MySQL and NoSQL databases (DynamoDB or MongoDB) - Ensure high performance, reliability, and scalability of backend systems - Write clean, maintainable, and well-tested code - Implement performance testing and end-to-end testing - Collaborate closely with product managers, frontend engineers, and DevOps - Contribute to architectural decisions and technical best practices - Mentor junior engineers and provide technical leadership when needed - Collaborate on AI-enabled features, including prompt engineering and backend integrations Your Profile: - 8+ years of professional experience in backend development - Strong expertise in Java 17 or other recent versions (11+) - Extensive experience with Spring Boot and Spring Reactive - Solid knowledge of MySQL and experience with NoSQL databases (DynamoDB or MongoDB) - Hands-on experience with Kubernetes - Strong understanding of microservice architecture and event-driven systems - Experience building and consuming GraphQL APIs - Proven experience with performance optimization and testing - Experience with end-to-end testing strategies - Experience with prompt engineering for AI-powered applications - Excellent understanding of software design and architectural patterns - Ability to design elegant, scalable, and maintainable system architectures - Strong communication skills and excellent English proficiency Bonus points: - Cloud experience (AWS/GCP/Azure) - Experience with CI/CD pipelines - Experience building AI-integrated backend systems Our hiring process: - TA Call: Meet one of our Talent Experts and get to know Atolls better. - Technical Round: Focus on the technical aspects of the role (Through a Live Case), and meet your potential manager. - Final Round: Meet other Atollians 🏝️ It varies from 1 to 3 interviews *Some processes might slightly change according to needs Ready to apply? Be part of a destination where your work helps millions of people make better decisions every day. One focused application is all we need. If you truly fit more than one role, you’re welcome to apply to up to three. This helps us match you with the right opportunity faster. We review every application with equal care and will reach out if your profile aligns. Apply now with your CV in English. #LI-AK1 At Atolls, we want to ensure that all employees can thrive in an inclusive environment. Our employment opportunities are open to every gender, race, religion, age, sexual orientation, ability, place of origin, or socioeconomic status. We remain committed to a culture of diversity, equity and belonging, where all employees are welcomed, respected, connected, and engaged. As part of our recruitment process at Atolls, we use AI tools for interview recording and transcription. These tools are designed to assist our teams and are never used independently to make hiring decisions. Every assessment and hiring decision is made by our hiring panel and team through human judgment. Before your first interview, you will receive an email with the option to opt out. You can also change your preference at any time during the recruitment process by using the link in that email or by contacting your Talent Acquisition Partner. The use of AI, or the choice not to use it, will not affect your application in any way.

Senior Java Backend Engineer (m/f/x)

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