Sr Staff Software Engineer, MarTech

Requirements

• BS/BA in Computer Science or a related field plus 10+ years of experience, or an MS plus 8+ years of relevant experience.
• Strong experience in Java (17+) and building services with Spring Boot or similar frameworks, along with a track record of building scalable backend systems and RESTful APIs.
• Experience with distributed systems, event-driven architectures, and message queues such as Kafka, RabbitMQ, or similar technologies.
• Experience working with relational and/or NoSQL databases, including schema design and query optimization; familiarity with big data technologies such as Hadoop, Spark, or Flink is valuable.
• Proven ability to lead end-to-end system design, write technical design documents, guide design reviews, and evaluate tradeoffs across scalability, availability, latency, and cost.
• Experience with AI-assisted development practices and tools; exposure to GraphQL, federated APIs, LLM-powered features, agentic workflows, or open-source contributions is a plus.

What you will accomplish

• Build innovative advertising and marketing technology capabilities that help eBay sellers and advertisers grow their business and strengthen eBay’s customer experience.
• Develop scalable, highly available applications, APIs, and services across modern frontend and backend technologies including Marko, React, Node.js, Java, and Scala.
• Own end-to-end delivery of complex features, from technical design and architecture through deployment, production support, and continuous improvement.
• Drive technical decisions and system design in partnership with cross-functional teams to deliver scalable, reliable, and maintainable solutions.
• Use AI-assisted development tools to improve engineering velocity across coding, debugging, testing, and code review, while partnering with ML engineers on AI-powered marketing and advertising capabilities.
• Contribute to a culture of continuous learning, agile delivery, technical excellence, and mentoring across the engineering organization.