mobile application tester

Mobile Application Tester – Job Description

About the Role

Department: Technology
Location: Pakistan/Egypt
Employment Type: Full-Time
Reports To: QA Lead
We are looking for a detail-oriented and experienced Mobile Application Tester to join our QA team. You will be responsible for ensuring the quality, performance, and reliability of our mobile applications (iOS & Android) with a strong focus on API testing and end-to-end integration testing. You will work closely with developers, product managers, and backend engineers to deliver seamless user experience.

Key Responsibilities

Mobile Application Testing

• Design, develop, and execute manual and automated test cases for iOS and Android applications
• Perform functional, regression, smoke, sanity, and exploratory testing on mobile builds
• Test across multiple devices, OS versions, and screen resolutions
• Validate UI/UX against design specifications and product requirements
• Conduct performance, load, and stress testing on mobile apps
• Test push notifications, deep links, background processes, and offline behavior
• Verify app behavior across network conditions (2G, 3G, 4G, 5G, Wi-Fi, no connectivity)

API Testing

• Design and execute REST API test cases using tools like Postman
• Validate API request/response structures, status codes, headers, and payloads
• Perform positive, negative, and boundary testing on all API endpoints
• Verify authentication mechanisms (JWT, OAuth 2.0, API keys)
• Test rate limiting, throttling, and error handling behaviour