Senior Backend Engineer - SE3
$118,000–$157,500 year
On-siteToronto, Ontario, Canada
Toronto, Ontario, CanadaOn-siteFull Time$118,000–$157,500 yearSenior LevelEnterprise
Full TimeSenior LevelEnterprise
Job Summary
Build and operate scalable, low-latency backend systems for eBay's next-generation auctions platform, owning features end-to-end from design through production support. Turn ambiguous customer problems into reliable technical solutions by collaborating across engineering, product, and analytics to deliver high-impact outcomes. Improve team velocity through better architecture, testing, automation, and observability while raising the engineering bar via code reviews, mentoring, and thoughtful design discussions.
Required Qualifications
- 4+ years of software engineering experience building backend or distributed systems
- Strong experience with Java, Spring/Spring Boot, REST or GraphQL APIs, messaging systems, and SQL or NoSQL data stores
- Solid understanding of distributed systems, scalability, availability, latency, and production operations
- Strong ownership and ability to independently drive projects from idea to production
- Sound technical judgment, clear communication, and the ability to respectfully challenge assumptions
- A customer-focused mindset and a bias for improving how the team builds, tests, ships, and supports software
Desired Qualifications
- Bachelor's degree in Computer Science, Electrical Engineering, or a related technical field, or equivalent practical experience
- Experience with GraphQL
- Experience with event-driven systems, stateful platforms, or real-time systems
- Experience improving development velocity through AI-assisted engineering practices
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