Principal Java/Kotlin Developer

E-Commerce Corporation
Berlin, Germany


Our client is Europe’s leading online platform for fashion, connecting customers, brands and partners across 17 markets. They drive digital solutions for fashion, logistics, advertising and research, bringing head-to-toe fashion to more than 23 million active customers through diverse skill-sets, interests and languages the teams choose to use.

Currently we're looking for a Principal Java/Kotlin Engineer who will have the opportunity to help our client to provide easy and most frictionless checkout service to the customers. You will be responsible for architecting, developing and operating in production microservices using Java, Kotlin, PostgreSQL, AWS, Kubernetes.

  • Define and own checkout architecture in a time frame of 2-3 years
  • Profound knowledge of REST APIs and highly distributed, scalable and resilient microservices landscapes
  • Drive and own service reliability 
  • Design and develop highly scalable and resilient microservices
  • Define and implement service quality standards
  • Collaborate across teams and departments
  • Be a mentor for other engineers in the team


  • 8+ years of experience which at least 3+ are in designing and running highly scalable and resilient distributed systems in the cloud environment 
  • Expert in at least one JVM language
  • Experience in designing, running and troubleshooting business-critical services at scale
  • Hands-on experience in introducing new technologies to the team
  • 6+ months experience in leading software initiatives which impacted multiple business units and required  multiple teams to collaborate over a longer period of time 
  • Drive technical innovation across the organization
  • Strong passion for writing highly maintainable, testable and resilient code
  • Mentorship experience

  • Culture of trust, empowerment and constructive feedback, open source commitment, meetups, game nights, 70+ internal technical and fun guilds, knowledge sharing through tech talks, internal tech academy and blogs, product demos, parties & events
  • Competitive salary, employee share shop, 40% shopping discount, discounts from external partners, centrally located offices, public transport discounts, municipality services, great IT equipment, flexible working times, additional holidays and volunteering time off, free beverages and fruits, diverse sports and health offerings
  • Extensive onboarding, mentoring and personal development opportunities and an international team of experts
  • Relocation assistance for internationals, PME family service and parent & child rooms

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