Zalando

Principal Software Engineer Core Platform & Growth / Lounge by Zalando (all genders)

Zalando
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19 hours ago
Berlin, GermanyStaff+

Responsibilities

  • Shape the architecture and technical direction of scalable core growth, data, and AI platforms.
  • Guide the evolution of event-driven microservices and high-throughput pipelines for reliability and sustainable scale.
  • Lead cross-team engineering initiatives and establish shared architectural practices across Lounge.
  • Help transition GenAI initiatives from prototypes to robust production platforms, including secure AI-assisted workflows and evaluation tooling.
  • Mentor and coach senior engineers through architecture reviews, pair programming, and architectural guidance.
  • Author architecture decision records, contribute to engineering guilds, and represent Lounge in Zalando’s Principal Engineering community.
  • Partner with Project Management on complex product and business initiatives across Lounge.

Requirements

  • Extensive experience designing, building, and operating distributed, highly available backend systems.
  • Strong architectural foundations and the ability to work with Kotlin and the JVM ecosystem.
  • Experience with cloud-native environments such as AWS and Kubernetes.
  • Solid understanding of data infrastructure, streaming pipelines such as Kafka, and operational best practices.
  • Experience bringing machine-learning or GenAI solutions into production, including observability, evaluation, and reliable scaling.
  • Demonstrated ability to lead cross-functional teams and technical strategy without formal authority.
  • Strong written and verbal communication skills for explaining complex technical topics to technical and non-technical stakeholders.

Benefits

  • Employee shares program.
  • 40% discount on fashion and beauty products sold and shipped by Zalando, 30% discount on Zalando Lounge, and external partner discounts.
  • Two paid volunteering days per year.
  • Hybrid working model with up to 60% remote work per week.
  • Work from abroad for up to 30 working days per year.
  • 27 days of vacation per year initially.
  • Relocation assistance subject to prior agreement.
  • Family services, counseling, and support.
  • Health and wellbeing options including Gympass.
  • Mental health support and coaching.
  • Training platform and biannual peer-to-peer reviews.

Categories

BackendData Engineering
Zalando

About Zalando

10,000+ employees

Welcome to Zalando. Here’s some key info about us: Our position and vision: - We’re Europe’s leading online platform for fashion and lifestyle. - Founded in Berlin in 2008, we bring head-to-toe fashion to more than 50 million active customers in 25 markets; offering clothes, footwear, accessories, and beauty. - We're building the ecosystem for fashion and lifestyle ecommerce. Our offering: - Our assortment of international brands ranges from world-famous names to local labels - Our platform is a one-stop fashion destination for inspiration, innovation, and interaction - As Europe’s most fashionable tech company, we work hard to find digital solutions for every aspect of the fashion journey: for our customers, partners, and friends of our brand. - Our logistics network with 12 centrally located fulfillment centers allows us to efficiently serve our customers throughout Europe, supported by warehouses in Italy, France, Poland, and Sweden with a focus on local customer needs. Our beliefs: - Our ambition is to combine our passion for self-expression through fashion with our unwavering commitments to sustainability and D&I - We promote an inclusive corporate culture that welcomes different perspectives and brings together people from diverse backgrounds. We want to ensure a non-discriminatory and supportive working environment for each of our employees to thrive. It’s a journey that all teams are on together, centered around the values we uphold. - We believe that our integration of fashion, operations, and online technology gives us the capability to deliver a compelling value proposition to both our customers and fashion brand partners.

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