Software Engineer 3

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Join a team of passionate thinkers, innovators, and dreamers — and help us connect people and build communities to create economic opportunity for all.

Job Title: Software Development Engineer – Federated GraphQL Platform
Location: Toronto, Canada

About the team and the role:

As a member of the GraphQL champions, you will interface directly with senior technology leaders and product owners to transform our current business and technology capabilities and streamline product integration process with Apollo GraphQL Federation. You are results-driven and help translate use cases straight into API contracts. You drive query performance cost analysis and security requirements for individual components, advocate for best practices, error handling and client integration options. You constantly learn and improve the design and process as you go, quickly prototype sample solutions in Node.js or Spring Boot. You will work within a community of architecture leaders, charged with establishing and evolving a unified architecture vision.

What you will accomplish:

• Providing Leadership for Node.js/Spring Boot/DGS GraphQL Federation design and implementation

• Ownership of highly critical production system

• Enabling its high availability and throughput

• Collaboration with teams responsible for other foundational systems

• Supporting product teams in GraphQL learning and migration, championing GraphQL federation and schema design

• Advocating for GraphQL adoption and best practices

What you will bring:

• BS EE or CS degree; 5 + years related experience (or Masters and 4 + years related experience or PhD and 1 + years experience)

• Experience in object-oriented design methodology and large scale application development in one or more of the following - Java, Kotlin, C#, C++. .. Have experience in backend development and be fluent in Spring Boot, and relevant technologies a big plus.

• Experience with Federated GraphQL and Apollo Federation is a plus.

• Strong understanding of modern developer platform fundamentals including:

  Kubernetes for container orchestration and service deployment

  Docker for containerization and environment management

  CI/CD systems, service monitoring, and operational tooling

  Service discovery, distributed tracing, and metrics instrumentation

• Experience working on developer experience (DevEx) or internal platform teams.

• Experienced developing in an Agile development environment and flexible, adaptable, and able to deliver large development projects in a dynamic, fast-paced environment.

• Self-motivated and fast learner. Excellent communication, presentation, interpersonal and analytical skills.

Our Team Culture

We believe in treating each other like family. Our strength comes from mutual respect, support, and trust — both personally and professionally. We celebrate wins together, show up for one another, and navigate challenges as a team. This camaraderie drives our resilience and our ability to deliver world-class solutions across eBay.

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

C$118,000 - C$157,500

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 . We will make every effort to respond to your request for accommodation as soon as possible. View our to learn more about eBay's commitment to ensuring digital accessibility.

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