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Senior QA Engineer – API & Backend Testing

Church and Wellesley, City of Toronto💼 Full-time💰 $52–$62🗓 2026-06-11 → 2026-08-07

Core

Execute API and backend test cases, validate pricing calculations and business rules, and perform end-to-end testing across integrated systems for complex data-driven rule-based systems.

Role type

Senior QA Engineer (API & Backend Testing)

Builds

Test scenarios, test automation, and regression testing for insurance business solutions.

Domain

Insurance / Financial Systems

Deliverable

production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work

Required skills

API testing, test case design, data validation, SQL, batch testing, file-based validation, end-to-end testing, business logic validation

Preferred skills

Test automation frameworks, performance/load testing, financial system testing, pricing calculation validation

Technologies

Postman, RestAssured, Selenium, Cypress

Responsibilities

Execute API and backend test cases, Validate pricing calculations and business rule execution, Develop test scenarios for data-driven and rule-based systems, Perform end-to-end testing across integrated systems, Validate batch outputs including CSV files and API responses, Contribute to test automation and regression testing

Seniority

Senior, hands-on IC

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