Staff SWE, Backend, eBay Live
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.
Staff Backend Engineer (L26) – Buyer Experience Platform
Location: Toronto, Canada - Hybrid 1-2 days onsite
About the Role
The Buyer Experience Platform team at eBay builds the backend systems that power critical buyer journeys across search, discovery, trust, checkout, and post-purchase experiences.
As a Staff Software Engineer you will be part of a team responsible for building out the newest eBay experience - live shopping platform: eBay Live. Live shopping naturally fits into the eBay ethos -- focused largely on unique items, collectibles and fashion, and enabling direct communication between buyers and sellers.
This is a relatively new trend in the US and Europe, growing quickly, and is already broadly established in APAC.
We are looking to hire a passionate, collaborative and motivated Backend Staff Software Engineer, who will help us develop and evolve eBay Live to be a market leader in live shopping and become a key part of the global eBay platform.
Join us to make an impact on one of the world’s largest e-commerce websites.
As a Staff Backend Engineer, you will operate as a senior technical leader—driving architecture, system design, and long-term platform evolution for large-scale, cloud-native distributed systems used by millions of buyers globally.
This role is suited for an engineer with deep expertise in object-oriented backend development, a strong background in distributed systems, and a passion for improving reliability, performance, and scalability at platform scale.
What You’ll Do
Lead the architectural design and development of scalable, highly available backend services that support buyer-facing experiences
Serve as a technical authority within the Buyer Experience Platform, influencing system design decisions across teams and domains
Build and evolve backend systems using Java (primary) and additional OOP languages such as Python, Go, or C++
Design, deploy, and operate distributed systems in cloud environments (GCP preferred; AWS or Azure acceptable)
Partner cross-functionally with product, design, and engineering leaders to shape technical strategy and roadmaps, balancing short-term delivery with long-term platform health
Lead delivery of complex, cross-team initiatives, providing technical direction and mentorship to senior engineers
Ensure systems meet high standards for performance, availability, resiliency, security, and accessibility
Promote modern engineering practices including shift-left quality, automation, CI/CD, and operational excellence
What You Bring
Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience
8+ years of backend engineering experience, with sustained impact on large-scale production systems
Deep expertise in Java and strong proficiency in additional object-oriented languages such as Python, Go, or C++
Proven experience designing and operating distributed, service-oriented architectures
Hands-on experience with cloud-native systems in GCP, AWS, or Azure
Demonstrated ability to lead architectural design and influence technical decisions across multiple teams
Experience owning and delivering complex software systems end-to-end
Strong communication skills and a collaborative approach to technical leadership
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