Senior Backend Engineer - Platform & Automation Leader

eBay; Toronto; On-site; CAD 118,000 - 158,000; Full time

Job summary

eBay is building Authentication as a Service and expanding backend platforms. We’re looking for a Senior Software Engineer with a passion for reliable, testable backend systems using Java, Spring Boot, and REST APIs to design, implement, and operate scalable services.

You will own automated testing across unit, integration, and API tests, contribute to UI automation with Cypress, and help integrate testing into CI/CD.

Qualifications

• 6+ years of professional software engineering experience with production backend applications.
• Proficiency in Java or comparable backend language with strong Spring Boot experience.
• Strong backend design skills for RESTful APIs and distributed systems.
• Hands-on with unit/integration testing and API testing frameworks.
• Experience with Cypress UI testing and CI/CD automation.
• Familiarity with cloud platforms (GCP/AWS) and containerized apps.
• Ability to establish developer-owned testing practices and improve test coverage.

Responsibilities

• Design, develop, and operate scalable backend services, APIs, and distributed systems.
• Build and maintain automated unit tests, integration tests, and API tests.
• Develop UI test automation using Cypress for critical workflows.
• Create reusable testing frameworks and CI/CD integration to ensure reliability.
• Collaborate to establish testing standards and improve production quality.

Skills

Backend dev

Java

Spring Boot

REST APIs

Automated tests

CI/CD

Cypress UI tests

Cloud (GCP/AWS)

Distributed systems

AI-assisted testing

Tools

REST Assured

JUnit

Cypress

Spring Boot

Docker

CI/CD tools

Job description

eBay is building Authentication as a Service and expanding backend platforms. We’re looking for a Senior Software Engineer with a passion for reliable, testable backend systems using Java, Spring Boot, and REST APIs to design, implement, and operate scalable services.

You will own automated testing across unit, integration, and API tests, contribute to UI automation with Cypress, and help integrate testing into CI/CD.