QA Engineer, API Testing

Pebl•Toronto, ON

1d•CA$100,000 - CA$120,000

About The Position

We are looking for a motivated and growing QA Engineer to join our Engineering team, with a primary focus on API and back-end testing. The ideal candidate will contribute to the development and delivery of solutions that support our software quality, API test automation, and release reliability. You will build and extend automated API test suites - primarily using the Karate framework - collaborate with back-end engineers to validate services at the API layer, and play a role in advancing Pebl's business objectives.

Requirements

A bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience
Typically 1-2 years of experience in software testing, QA, or test automation, with hands-on exposure to API/back-end testing
Experience with API test automation tools such as Karate, REST Assured, or Postman - experience with Karate is strongly preferred
A solid understanding of REST fundamentals: HTTP methods, status codes, headers, JSON/XML payloads, and authentication mechanisms (e.g., OAuth 2.0, JWT)
Familiarity with CI/CD pipelines and running automated API tests as part of build and deployment workflows
Basic SQL skills for validating data behind the API layer
An eagerness to take initiative in a fast-paced, collaborative, and iterative development environment
Strong communication and collaboration skills with a team-oriented mindset

Nice To Haves

Experience with Java, Gherkin/BDD, contract testing (e.g., Pact), performance testing (e.g., Gatling, JMeter), or API mocking/service virtualization is a plus

Responsibilities

Design, develop, and maintain automated API test suites using Karate, covering functional, regression, integration, and contract testing of REST services
Collaborate with back-end engineers, product managers, and designers to define testable API requirements and support the delivery of high-quality software releases
Contribute to the development and improvement of our Karate-based API test automation framework, CI/CD testing pipelines, and QA processes
Validate API behavior end to end - request/response contracts, status codes, error handling, authentication/authorization, data integrity, and integrations with databases and message queues
Apply foundational knowledge of service architectures to drive product reliability, regression coverage, and operational efficiency
Uphold standards in test quality, API test documentation, and release readiness
Participate in code reviews, test plan reviews, and QA process discussions
Mentor junior QA engineers and help foster a culture of continuous learning and quality excellence