Staff Software Engineer, Java

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.

Hybrid role - 2-3 days in the Portland, OR office

We are the eBay Seller Experience Team, dedicated to driving impactful projects and encouraging an outstanding, inclusive team culture.

As a Senior Staff Engineer in the Seller Experience – Inventory Management team, you will have the unique opportunity to work on one of the largest and most dynamic e-commerce platforms in the world. This role focuses on building and evolving the systems that power the way sellers manage and organize their inventory—directly influencing the success of millions of sellers and buyers globally.

The scale and complexity of eBay's inventory management system presents a challenging yet rewarding environment where innovative solutions and ground-breaking technologies are at the forefront. If you're passionate about solving sophisticated problems at scale and want to make a tangible impact on a global platform, this role offers unparalleled opportunities for growth and innovation.

Join us in shaping the future of e-commerce

• Lead the architecture, design, and development of backend systems that power core inventory operations—enabling seamless item creation, updates, and synchronization across eBay surfaces.
• Drive the modernization of inventory services by introducing scalable, modular, and cloud-native systems using microservices and event-driven patterns.
• Collaborate with product managers, business stakeholders, and UX teams to define and refine requirements, translating them into scalable and maintainable technical solutions.
• Provide technical leadership and mentorship to engineers across the team, promoting best practices in system design, coding, testing, and operational excellence.
• Build and maintain high-performance APIs and messaging components to support fast, reliable, and secure inventory interactions.
• Define and implement best practices around observability, automated testing, and CI/CD to ensure production-readiness and reduce operational burden.
• Lead large-scale technical initiatives across multiple engineering teams and partner organizations to ensure alignment and successful delivery.

• 8+ years of professional experience in software development, including 3+ years in a staff or principal engineering role with architectural leadership responsibilities
• Expert-level skills in Java/J2EE and related frameworks such as Spring Boot, with a strong understanding of microservices architecture and distributed system design
• Extensive experience with NoSQL (e.g., Cassandra, MongoDB) and relational databases (e.g., Oracle), along with a solid understanding of event-driven and messaging systems (e.g., Kafka, service bus)
• Strong experience designing and implementing scalable APIs (REST/GraphQL) and integrating with internal and external systems
• Proven ability to analyze complex technical challenges and develop practical, innovative solutions focused on high performance, reliability, and scalability
• Ability to work in our Portland, OR office for 2-3 days out of the week

• Experience with inventory, catalog, or commerce-related systems at web scale.
• Familiarity with cloud-native technologies, container orchestration (e.g., Kubernetes), and DevOps tooling.
• Prior contributions to open-source projects, technical writing, or conference presentations

Hybrid role - 2-3 days in our Portland, OR office

The base pay range for this position is expected in the range below:

$132,000 - $222,100

Base pay offered may vary depending on multiple individualized factors, including location, skills, and experience. The total compensation package for this position may also include other elements, including a target bonus and restricted stock units (as applicable) in addition to a full range of medical, financial, and/or other benefits (including 401(k) eligibility and various paid time off benefits, such as PTO and parental leave). Details of participation in these benefit plans will be provided if an employee receives an offer of employment.

If hired, employees will be in an “at-will position” and the Company reserves the right to modify base salary (as well as any other discretionary payment or compensation program) at any time, including for reasons related to individual performance, Company or individual department/team performance, and market factors.

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TCGplayer, a subsidiary company of 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, veteran status, and disability, or other legally protected status. If you are unable to submit an application because of incompatible assistive technology or a disability, please contact us at We will make every effort to respond to your request for disability assistance as soon as possible. View our accessibility info to learn more about eBay's commitment to ensuring digital accessibility for people with disabilities. It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

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