Backend & Applied AIML Engineer

At eBay were more than a global ecommerce leader were changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. Were committed to pushing boundaries and leaving our mark as we reinvent the future of ecommerce for enthusiasts.

Our customers are our compass authenticity thrives bold ideas are welcome and everyone can bring their unique selves to work every day. Were in this together sustaining the future of our customers our company and our planet.

Join a team of passionate thinkers innovators and dreamers and help us connect people and build communities to create economic opportunity for all.

About the team and role

You will join a collaborative engineering team that builds scalable reliable backend systems while partnering closely with applied ML engineers data scientists and cross-functional product teams. Together we deliver innovative AI-enhanced capabilities that power the experiences of millions of buyers and sellers around the world.

In this role you will deepen your backend engineering expertise while contributing to eBays expanding AI/ML initiatives. You will design and implement core backend services integrate AI/ML models into production systems and help shape the architecture of next-generation intelligent platform features. This position offers the opportunity to make meaningful technical contributions work with a highly skilled and geographically distributed team and influence the development of customer-focused solutions at global scale.

What You Will Accomplish

Design build and maintain backend services and distributed systems that are scalable reliable and aligned with eBays architectural standards.

• Write clean efficient testable code in Java/Kotlin and Python.
  

• Apply modular design principles and ensure clear separation of concerns across service boundaries.
  

• Support the integration deployment and optimization of AI/ML models to enhance product functionality and system performance.
  

• Partner with cross-functional teamsincluding ML data product and other engineering groupsto deliver high-quality solutions for eBays marketplace.
  

• Use AI-driven tools and modern engineering practices to accelerate development and improve productivity.
  

• Participate in architectural discussions and contribute to shaping the direction of backend and applied AI/ML systems.

What You Will Bring

• Proven software engineering experience with a strong focus on backend systems and production-grade services.
  

• Proficiency in Java/Kotlin and Python with the ability to write clean efficient and maintainable code.
  

• Deep understanding of backend architecture distributed systems modular design principles and core system design fundamentals.
  

• Strongly preferred experience with:
  

  • Applied AI/ML model integration
    

  • Hugging Face
    

  • PyTorch
    

  • Spring Boot
    

  • NoSQL databases
    

  • Spark
    

• Ability to learn new technologies quickly and effectively leverage AI tools to enhance engineering workflows.
  

• Bachelors or Masters degree in Computer Science or a related field.
  

• 68 years working in software engineering roles.
  

• Excellent communication skills and a track record of collaborating successfully with geographically distributed teams.
  

• A passion for building high-quality scalable software that delivers meaningful customer impact.

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