Senior Backend Engineer (m/w/d) - Fulfillment Services

About ABOUT YOU

ABOUT YOU is one of the largest online retailers for fashion and lifestyle in Europe and the leading provider of a personalized shopping experience on smartphones, with over 13 million active customers. In the award-winning ABOUT YOU app and on aboutyou.com, customers across 26 European markets can find inspiration and a range of around 750,000 items from nearly 4,000 brands.

Position

We are currently looking for a skilled & passionate Senior Backend Engineer (m/w/d) for Fulfillment Services to become part of our Fulfillment Tech Team at ABOUT YOU!

Our Fulfillment Tech Team is responsible for efficient and stable system solutions connecting our internal systems with external logistics driven systems, e.g. warehouse management systems and carrier connections. With a great sense for logistical business processes and deep knowledge of our systems they ensure the processing of thousands of parcels per day and a smooth customer experience across the whole order flow with focus on the delivery process.

What you will do

• Translate business challenges into scalable technical solutions, collaborating with product managers and other engineers to ensure high-quality design, planning, and delivery.
• Design, build, and maintain RESTful APIs (internal and external) that power fast, reliable, and frictionless backend services.
• Apply modern agile methodologies and XP practices, including Test-Driven Development (TDD), pair programming, and continuous integration.
• Continuously learn and experiment –  exploring new technologies, improving system reliability, and evolving our architecture for performance and maintainability.
• Contribute your ideas and take ownership – we value creativity, flat hierarchies, and quick decision-making that empowers engineers to make an impact.

Your qualification

Technical Skills:

• Strong, hands-on experience with PHP (Laravel)
• Proven experience in designing and developing distributed, high-traffic / high-load backend systems.
• Solid experience with AWS services, especially Fargate/K8S,, S3, SNS/SQS, RDS, and Redis.
• Deep understanding of SQL performance optimization, including efficient query design, data types, indexing strategies, and schema optimization.
• Demonstrated ability to own services end-to-end – from development and automated testing to deployment, monitoring, and incident response.
• Strong skills in breaking down complex technical challenges into manageable, maintainable, and easily deployable components.

Soft Skills: 

• Hands-on, Self-motivated, responsible, passionate and eager to learn.
• Can perform complex technical tasks independently
• Can handle pressure in critical situations (e.g. technical emergencies) by remaining calm and finding pragmatic solutions and clearly communicating these.
• To be a multiplier of team efforts, ensuring that the results of team work are as expected and are technically sound.
• Being able to write bullet proof technical concepts based on business requirements.

What we offer

• Grow together with one of the fastest-growing eCommerce companies in Europe
• Flexible working times
• 40% discount on our online shop
• Fresh fruits + drinks everywhere
• Language courses (German & English)
• Sponsored Gym Memberships via WellPass
• Subsidized public transportation ticket
• Free choice of hardware and operating system (Mac, Windows, Linux) also for private usage
• State-of-the-art tech stack running on AWS
• Modern office in the city center of Hamburg
• International working environment and English as company language
• Free access to Germany’s greatest developer conference code.talks
• Help in relocation and VISA process