Backend Engineer - Sponsored Content & Products (all genders)
About You SE & Co. KG17 hours ago
Hamburg, GermanyMid Level
Responsibilities
- Develop scalable backend services and RESTful APIs in PHP 8.2+ and Laravel for CPC-bidding marketplaces and brand tools.
- Write unit and integration tests, participate in code reviews, and identify refactoring opportunities for high-throughput ad-line pipelines.
- Collaborate with Product Managers, Frontend Engineers, and Senior Tech Leads to break down marketplace features and estimate technical effort.
- Follow repository structures, coding standards, and CI/CD processes to release reliable backend updates to production.
- Monitor system health, resolve backend issues, and maintain fast and stable endpoints for real-time ad serving and bidding.
- Use Cursor, Claude Code, or Gemini to accelerate boilerplate development, testing, and problem solving.
Requirements
- Completed degree in Computer Science, Software Development, or a comparable field, or equivalent practical experience.
- At least 3 years of professional backend software development experience.
- Strong knowledge of modern PHP 8.2+ and Laravel, object-oriented design, and clean-code principles.
- Experience building secure RESTful APIs, implementing authentication and authorization, and configuring request validation and rate limiting.
- Strong relational database knowledge, including efficient SQL queries, basic table-schema design, indexes, and migrations.
- Familiarity with application logging, error tracking, and production monitoring tools such as Datadog.
- Routine experience using AI development tools such as Cursor, Claude Code, or Gemini.
- Strong ownership, independent thinking, pragmatic engineering judgment, and clear communication skills.
- AdTech or loyalty-industry experience, including self-service campaign dashboards, ad-tech delivery systems, budgeting engines, or rewards and voucher systems, is a plus.
Benefits
- Inclusive workplace focused on acceptance, inclusion, and fairness.
- Flat hierarchies, direct communication, and pragmatic decision-making.
- Team lunches, after-work drinks, company events, and informal social opportunities.
- Applications are submitted online through the company career site.
About About You SE & Co. KG
ABOUT YOU SE & Co. KG operates an online fashion marketplace for European consumers and licenses commerce technology to brands via its SCAYLE platform. The group sells apparel and lifestyle products through its mobile app and aboutyou.com, and offers a cloud-based enterprise shop system under a license model to retailers. Founded in 2014 and headquartered in Hamburg, it is a publicly listed company.