Sr. Full Stack Engineer - MTS 1 (Seller)

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 Role We are looking for a Sr. Full Stack Engineer - MTS 1 to join eBay’s Seller Hub team in Toronto. Seller Hub is eBay’s central seller-facing platform, supporting critical experiences that help sellers manage and grow their businesses. In this role, you will work on one of several Seller Hub work streams, including Orders, Listings, Acquisition, or cross-platform seller experiences. You will build and enhance seller-facing products with a primary focus on backend development, while also contributing to web experiences as needed. This is a strong fit for an engineer who enjoys owning projects end to end, thrives in a collaborative environment, and wants to grow as a full stack engineer while working on high-impact products used across the marketplace. What You Will Do Design, build, and maintain scalable backend services and APIs that power key Seller Hub experiencesContribute to modern web applications that support intuitive, reliable seller workflowsPartner closely with product managers, designers, and engineers across disciplines to deliver customer-facing featuresLead projects independently from technical design through implementation, testing, rollout, and iterationContribute to system design and architecture decisions for new and existing platform capabilitiesWrite high-quality, well-tested code and help raise engineering standards across the teamCollaborate across work streams as business priorities evolve and team needs shift What You Will Bring Strong software engineering experience with deep backend development expertiseStrong proficiency in Java, with hands-on experience building services using Spring BootExperience designing and building scalable distributed systems, services, or APIsFrontend experience with modern web technologies such as React, Node.js, JavaScript, HTML, and CSSAbility to contribute across the stack, with a willingness to deepen expertise beyond a primary disciplineStrong system design or architecture experienceDemonstrated experience leading projects and driving delivery with a high degree of ownershipSolid understanding of software design, testing, debugging, and engineering best practicesExperience working in agile, collaborative engineering teams Nice to Have Experience with ScalaExperience building products at enterprise scaleExperience working on customer-facing e-commerce or marketplace products Why Join This Team Work on Seller Hub, a core eBay platform that directly impacts sellers across the marketplaceBuild across multiple problem spaces, including orders, listings, acquisition, and seller workflowsGrow as a full stack engineer on a team that values cross-functional learning and flexibilityJoin a collaborative engineering organization with opportunities for ownership, mentorship, and technical impact What You Can Expect From Us A collaborative, inclusive, and inventive work environmentManagers and teammates who are invested in your growth as an engineer and as a personOpportunities to work on meaningful, high-scale products that serve a global marketplaceAccess to tools, resources, and learning opportunities to support your development If you are a backend-strong engineer with full stack curiosity and a passion for building impactful seller experiences, we would love to meet you. Additional Details The base pay range for this position is expected in the range below: C$142,400 - C$190,100 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 RRSP eligibility, 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. 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 status. If you have a need that requires accommodation, please contact us at talent@ebay.com. We will make every effort to respond to your request for accommodation as soon as possible. View our accessibility statement to learn more about eBay's commitment to ensuring digital accessibility. We use cookies to enhance your experience and may use AI tools for administrative tasks in the hiring process. To learn how we handle your personal data and use AI responsibly, please visit our Talent Privacy Notice, Privacy Center and AI Hiring Guidelines.