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Lead Backend Engineer - Personalization

New

Job

  • Level
    Lead
  • Location
    Hamburg, Berlin
  • Working Model
    Onsite
  • Job Field
    Back End
  • Employment Type
    Full Time
  • Contract Type
    Permanent employment

Job Summary

In this role, you will develop scalable backend systems for personalized search and recommendation experiences, while taking technical ownership and responsibility for architecture.

Job Technologies

Your role in the team

  • We are looking for a Lead Backend Engineer (all genders) to join our Personalization area, where our Search, Recommendations and Sorting teams work together to create a personalized, relevant and inspiring shopping experience for millions of ABOUT YOU customers.
  • Depending on your background and interests, you could take a leading technical role in Search, improving how customers find products; Recommendations, shaping personalized product and outfit experiences; or Sorting, building ranking systems that balance relevance, ML and business logic.
  • As a Lead Backend Engineer, you will take technical ownership beyond your own team, shape our architecture and engineering standards, and work closely with Engineers, Data Scientists, Analysts, and Product Managers to build scalable systems with real customer and business impact.
  • Übernehmen Sie die technische Verantwortung für komplexe Backend-Systeme im Bereich Search, Recommendations oder Sorting und treiben Sie diese von der Konzeption bis zur Produktion voran.
  • Shape the architecture of high-throughput, low-latency services and help evolve the technical foundations of our Personalization area.
  • Build and operate backend systems that combine ML models, search and ranking algorithms, behavioral signals and business logic.
  • Drive technical decisions across team boundaries and establish standards that improve the scalability, reliability and maintainability of our systems.
  • Work closely with Data Scientists, Data Engineers, Analysts and Product Managers to turn data and experimentation into impactful product improvements.
  • Mentor and support fellow engineers, share your expertise and raise the technical bar across the teams.
  • Explore new technologies and approaches, bring in your own ideas and help us continuously improve how we build and operate our systems.

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Our expectations of you

Qualifications

  • Deep understanding of backend architecture, distributed systems, APIs, data stores and performance optimization.
  • Strong algorithmic and analytical thinking, with an interest in search, recommendations, ranking or personalization problems.
  • You care deeply about code quality and maintainability and actively drive technical improvements beyond your immediate area of responsibility.
  • You are comfortable making architectural decisions, challenging existing approaches and establishing engineering standards across team boundaries.
  • Strong communication skills in English and the ability to collaborate effectively with engineers, data experts and product stakeholders.
  • You enjoy taking ownership, sharing knowledge and enabling other engineers to grow.

Experience

  • 7+ years of experience building scalable backend systems and APIs, with a strong track record of taking technical ownership.
  • Practical and recent experience with a typed programming language, ideally Node.js/TypeScript, or a strong background in Java, Go or Kotlin.
  • Experience working at the intersection of backend engineering and ML, for example by serving model scores, embeddings or ML-driven features in production.

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Benefits

Work-Life-Integration

Health, Fitness & Fun

Food & Drink

Topics You Will Work On

Job Locations

  • Location Berlin

    Germany

  • Location Hamburg

    Germany

About Your Employer

About You

About You

As a rapidly growing online fashion retailer in Europe, ABOUT YOU has won multiple awards. As a fashion company and technology company, we work together to make the shopping experience more inspiring and personal for our customers.

Description

  • Language
    English
  • Company Type
    Established Company
  • Working Model
    Full Remote, Hybrid, Onsite
  • Industry
    Trade, Internet, IT, Telecommunication

Employer reviews

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Total

(1 Review)
3.7
  • Workingconditions

    4.0
  • Engineering

    3.6
  • Culture

    3.5
  • Career Growth

    3.6
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Logo About You

Lead Backend Engineer - Personalization

Location
Hamburg, Berlin
Working Model
Onsite
Diversity
Open for all genders
English Only
English only required

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