Software Engineer 3
You will lead the design and implementation of the Federated GraphQL platform while ensuring high availability and system throughput. Additionally, you will collaborate with product teams to support GraphQL migration and advocate for architectural best practices.
- Hybrid
- Toronto, ON
- Posted Aug 11, 2026
- 1 position
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Job summary
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. 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++, JavaScript. 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. Additional Details 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 [email protected]. 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.
What you’ll do
You will lead the design and implementation of the Federated GraphQL platform while ensuring high availability and system throughput. Additionally, you will collaborate with product teams to support GraphQL migration and advocate for architectural best practices.
Requirements
Candidates must have a BS in EE or CS with at least 5 years of relevant experience in large-scale application development. Proficiency in backend technologies like Java, Spring Boot, or Node.js is required, along with experience in containerization and CI/CD systems.
Benefits
• Medical benefits • Financial benefits • RRSP eligibility • Paid time off • Parental leave • Restricted stock units • Bonus
Listed skills
- KubernetesPreferred
- Node.jsPreferred
- CI/CDPreferred
- DockerPreferred
- AgilePreferred
- KotlinPreferred
- JavaPreferred
- Spring BootPreferred
- GraphQLPreferred
Other relevant skills
Identified from the job description. Confirm important requirements above.
- GraphQL
- Apollo Federation
- Node.js
- Spring Boot
- Java
- Kotlin
- Kubernetes
- Docker
- CI/CD
- API design
- Distributed systems
- Agile
- Software engineering
- Cloud infrastructure
- Performance analysis
- Environment Management
- Back End (Software Engineering)
- Time Off Management
- Resilience
- Advocacy
- Administrative Functions
- Apollo GraphQL
- Self-Motivation
- Quick Learning
- Analytical Skills
- Query Performance
- Java (Programming Language)
- JavaScript (Programming Language)
- Application Programming Interface (API)
- Agile Methodology
- Artificial Intelligence
- Application Development
- Software Development
- C# (Programming Language)
- C++ (Programming Language)
- Containerization
- Communication
- E-Commerce Management
- Economics
- Exception Handling
- Leadership
- Node.js (Javascript Library)
- Object-Oriented Design
- Presentations
- Restricted Stock
- Security Requirements Analysis
- Service Discovery
- Tooling
- Docker (Software)
Job areas
- Software
- Technology
- Engineering
- Software Engineer
- Software Developer / Engineer
- Software Developers
Additional details
- Minimum education
- Bachelor’s degree
- Minimum experience
- 5+ years
- Posting language
- English
- Working hours
- 40 hours per week
