Software Engineer (all genders) - Data, Tracking & Targeting team

THE ROLE & THE TEAM As a Software Engineer (all genders) in the Data, Tracking & Targeting team within AdTech Engineering, you will build and scale the tracking data exchange infrastructure and real-time data integrations that curate and process user activity data across Zalando. You will own Server-to-Server (S2S) tracking integrations across ad partners (such as Meta, Google Ads, TikTok, Pinterest, and Snapchat), manage Client-Side and Server-Side Google Tag Manager engines, and integrate our Mobile Measurement Partner to attribute app and web events accurately. Working alongside data engineers and marketing managers, your team serves as the backbone for ROI measurement and tracking data sharing. In this role, you will focus on minimizing signal loss, ensuring data privacy and consent compliance, and implementing Privacy-Enhancing Technologies (PETs) to power scalable, high-performance marketing decisions. WHAT WE’D LOVE YOU TO DO (AND LOVE DOING) • End-to-End Technical Ownership: Design, implement, test, and operate highly scalable microservices on AWS, taking full ownership of your applications throughout their entire lifecycle in production. • Proactive Problem Solving: Take initiative and ownership to independently navigate intricate business problems, driving platform improvements, addressing complex challenges, and refining existing tooling and processes. • Champion Engineering Excellence: Actively uphold and promote high engineering standards through continuous integration, code reviews, clean code practices, and test-driven development. • Shape Architecture & Tooling: Collaborate with your team to drive architectural decisions, select the right technologies, and operate large-scale, resilient cloud applications. • Foster Growth & Knowledge Sharing: Mentor and share technical insights with team members to help elevate overall engineering capabilities and support collective growth. WE’D LOVE TO MEET YOU IF YOU HAVE EXPERIENCES IN THE FOLLOWING • Agile & Lifecycle Experience: You bring 3.5+ years of experience working in cross-functional agile teams, with hands-on mastery across the entire software development life cycle—from initial requirements to build, test, deployment, and operations. • Core Languages & Automation: You write clean, efficient, and well-tested code using Golang (intermediate knowledge highly preferred) or Python to automate processes and solve complex technical challenges. • Modern Tooling & Cloud Infrastructure: You have proven experience designing, implementing, and integrating APIs within microservice architectures on cloud platforms (AWS), backed by hands-on expertise with databases, Docker, Kubernetes, and CI/CD pipelines. • Pragmatic Problem Solving: You possess exceptional analytical skills with a logical, pragmatic approach to untangling complex software and operational issues. • Technical Communication & Collaboration: You bring strong communication skills and feel comfortable contributing to architectural decisions and technical discussions, as well as collaborating across teams. • Nice to have: Hands-on experience with the Databricks ecosystem, designing and implementing scalable data pipelines and integration with orchestration services (Airflow). OUR OFFER Zalando provides a range of benefits, here’s an overview of what you can expect. Ask your Talent Acquisition Partner to learn more about what we offer. • 27 days of holiday a year to start for full-time employees (+1 day for every calendar year up to 30 days) • 40% off fashion and beauty products sold and shipped by Zalando, 30% off Lounge by Zalando, discounts from external partners • Family support, including counselling and dedicated services for parents and carers • Company pension scheme • Employee shares programme • Health and wellbeing options, including Wellhub • Mental health support and coaching • Development through our training platform and biannual peer-to-peer review • 2 paid volunteering days a year • Relocation assistance (subject to prior agreement) INCLUSIVE BY DESIGN If you think you have what it takes, we encourage you to apply even if you don't meet every single requirement. You may just be the right candidate for this or other roles! At Zalando, our vision is to be the leading European technology platform for fashion and lifestyle – one that thrives on diversity and is truly inclusive by design. We believe that diverse teams fuel innovation and creativity, and we actively seek out talent from all backgrounds. We actively seek to reduce bias in our hiring and employment processes, focusing on your qualifications, skills, and contributions. To support this, we kindly ask that you refrain from including personal details such as your photo, age, or marital status in your CV, ensuring a fair and equitable evaluation based solely on your abilities and potential. We are committed to providing an exceptional and accessible candidate experience for everyone. If you require any accommodations to support you throughout the hiring process, please let us know – we are here to assist you. Discover more about our commitment to creating a diverse and inclusive workplace: https://jobs.zalando.com/en/our-culture/diversity-and-inclusion