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 & Role

Join eBays Ad-Tech Innovation team and help build the next generation of advertising for millions of buyers and sellers worldwide. As a Lead Full Stack Engineer youll drive end-to-end development of scalable advertising solutions from engaging user experiences to backend services and data platforms. Youll employ AI-powered development tools and collaborate with ML engineers to integrate LLM and agentic capabilities into next-generation ad products. This is a high-impact opportunity to solve complex challenges influence technical direction and accelerate innovation in a fast-growing ad-tech environment.

Learn About Our Work:

• eBay Advertising Insights: eBay Advertising

• Promoted Listings on eBay: eBay Seller Center - Promoted Listings

Key Responsibilities:

• Design and build innovative advertising and commerce features that help eBay sellers and advertisers grow their business.

• Develop scalable highly available applications APIs and services using technologies such as React Java and Scala.

• Own end-to-end delivery of complex features from technical design and architecture through deployment and production support.

• Drive technical decisions system design and cross-team collaboration to ensure scalable reliable and maintainable solutions.

• Leverage AI-powered development tools and workflows to improve engineering productivity code quality testing and deployment efficiency.

• Partner with ML and AI teams to develop intelligent advertising capabilities including recommendations automation and AI-driven campaign management.

• Contribute to a culture of continuous learning Agile development open-source collaboration and rapid software delivery.

• Mentor team members participate in technical discussions and help shape engineering best practices across the organization.

Qualifications

• BS in Computer Science or related field with 10 years of experience or MS with 7 years.

Technical Requirements

• Strong experience building modern web applications with React (or similar frameworks) HTML/CSS and responsive design.

• Proficiency in backend development with Java (17) and Spring Boot.

• Experience designing and building scalable APIs distributed systems and high-traffic applications.

• Strong knowledge of messaging technologies (Kafka RabbitMQ) relational and NoSQL databases and data modeling.

Architecture & Engineering

• Proven system design expertise with distributed systems including scalability reliability and performance trade-offs.

• Experience leading end-to-end technical design architecture reviews and cross-functional engineering initiatives.

• Strong foundation in computer science fundamentals including data structures and algorithms.

Tools & Practices

• Experience with CI/CD pipelines and modern development tools.

• Familiarity with AI-assisted engineering tools and AI-driven automation workflows.

Additional Details

This job posting relates to an existing vacancy within eBay.

eBay is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race color religion national origin sex sexual orientation gender identity and disability or other legally protected you have a need that requires accommodation please contact us at. We will make every effort to respond to your request for accommodation as soon as possible. View our accessibility statement to learn more about eBays commitment to ensuring digital accessibility.

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