Senior Software Engineer - Data Platform

At eBay, we're more than a global ecommerce leader — we’re changing the way the world shops and sells. Our platform empowers millions of buyers and sellers in more than 190 markets around the world. We’re 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. We're 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.

The Competitive Data Platform is a foundational system that enables insights into external product catalogs, pricing, and inventory trends — supporting better-informed decisions across key marketplace functions.

As a Senior Software Engineer, you'll work across the full platform stack — improving platform resilience, scale, and processing efficiency, but also uncovering meaningful relationships across data sets to drive trustworthy, data-driven decisions at scale.

You’ll join a team of platform engineers focused on building robust, scalable systems that unlock trusted insights to inform smarter decisions across eBay. You’ll collaborate with product, analytics, and engineering partners across the company. The role reports to the Senior Development Manager and offers scope for technical leadership and cross-functional influence.

What You Will Accomplish

• Deliver distributed systems that process diverse external signals at scale, fueling decision-making across eBay.

• Design and evolve self-service frameworks that allow teams to manage their own data strategies with speed and accuracy.

• Collaborate across product, analytics, and engineering to understand requirements and deliver effective platform capabilities.

• Improve system architecture and operational performance through technical innovation and thoughtful design.

• Foster a collaborative engineering culture grounded in quality, learning, and shared ownership.

• Contribute to the platform’s long-term evolution and technical roadmap.

What You Will Bring

• Proficiency in Java, with experience building scalable backend systems using Spring or equivalent frameworks.

• Strong understanding of distributed systems, microservices architecture, and experience deploying services using Kubernetes and Docker.

• Familiarity with full web stack development, including HTML, JavaScript, and HTTP protocols.

• Experience with high-volume data processing technologies such as Kafka, Spark, Flink, or Hadoop, in real-time or batch pipelines.

• Clear, inclusive communication skills and a collaborative mindset.

• A platform mindset: focused on performance, reliability, and building reusable, sustainable systems.

Nice to Have

• Experience working in an e-commerce environment or with competitive product data.

• Prior contributions to self-service platforms, developer-facing tools, or automation systems.

What You’ll Gain

• Opportunity to work on a critical platform that impacts multiple business areas

• Room for technical ownership and long-term architecture influence

• Exposure to sophisticated data engineering, distributed systems, and platform product thinking

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