QA Engineer – Mobile & API Testing

Umanist Staffing; Toronto; On-site; CAD 90,000 - 120,000; Full time

Job summary

Umanist Staffing in Toronto, Canada is seeking an experienced QA Engineer for mobile and API testing on a contract basis. The role covers testing mobile apps on Android and iOS, validating API integrations with Postman, and analyzing logs to ensure product quality.

The ideal candidate will investigate issues, collaborate with development teams and create detailed test artifacts. Onsite presence is required, with 5 days per week in the office, and 8–10 years of QA experience are expected.

Qualifications

• 8–10 years of QA/testing experience.
• Hands-on mobile application testing experience.
• Experience testing Android and iOS apps.
• 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 and system logs.
• Experience with Grafana or similar monitoring/log-analysis tools.

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 testing, debugging and validation.
• Validate REST APIs and API integrations using Postman.
• Analyze application and system logs to identify failures and performance issues.
• Use Grafana or similar tools to investigate behavior and troubleshoot issues.
• Create detailed test cases, scenarios, data and execution reports.
• Identify, reproduce, document and track defects through resolution.
• Collaborate with developers, product teams and QA engineers to resolve issues.
• Perform regression testing after bug fixes and releases.
• Communicate testing results, risks and quality concerns to stakeholders.
• Contribute to improving QA processes and test coverage.

Skills

Mobile testing

API testing

Android

iOS

Log analysis

Test strategy

Regression testing

Tools

Android Studio

Xcode

Postman

Grafana

Job description

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 professional 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.