QA Engineer – Mobile & API Testing

Location: Toronto, ON, Canada

Work Arrangement: Onsite – 5 Days/Week

Employment Type: Contract

Experience: 8–10 Years

Position Overview

We are looking for an experienced QA Engineer with strong expertise in mobile application testing, API validation, and application log analysis. The ideal candidate will have hands-on experience testing mobile applications across Android and iOS environments and validating API integrations using Postman.

This position requires a detail-oriented QA skilled who can investigate issues, analyze application behavior and logs, and work closely with development and engineering teams to ensure product quality.

Key Responsibilities

- Perform functional, regression, integration, smoke, and end-to-end testing of applications.

- Test mobile applications across Android and iOS platforms.

- Use Android Studio and Xcode for mobile application testing, debugging, and validation.

- Validate REST APIs and API integrations using Postman.

- Analyze application and system logs to identify failures, performance issues, and potential defects.

- Use Grafana or similar monitoring/log-analysis tools to investigate application behavior and troubleshoot issues.

- Create detailed test cases, test scenarios, test data,



and test execution reports.

- Identify, reproduce, document, and track defects through resolution.

- Collaborate with developers, product teams, and other QA engineers to investigate and resolve technical issues.

- Perform regression testing following bug fixes and new releases.

- Communicate testing results, risks, defects, and quality concerns to project stakeholders.

- Contribute to improving QA processes, test coverage, and overall product quality.

Required Qualifications
- 8–10 years of QA/testing experience.

- Strong hands-on experience with mobile application testing.

- Experience testing Android and iOS applications.

- Hands-on experience with Android Studio and Xcode.

- Strong experience with API and API integration testing.

- Hands-on experience with Postman.

- Experience reading and analyzing application/system logs.

- Experience with Grafana or similar monitoring/log-analysis platforms.

- Strong understanding of functional, regression, integration, smoke, and end-to-end testing.

- Strong troubleshooting and defect analysis skills.

- Excellent communication and collaboration abilities.

📌 QA Engineer – Mobile & API Testing (Toronto)
🏢 Umanist Staffing
📍 Toronto