Mobile App Tester Job Description, KRAs and Skills

A Mobile App Tester checks Android and iOS apps to make sure they work correctly across devices, screen sizes and network conditions. At the entry level they write and run test cases, test on real devices, log bugs and verify fixes. A good mobile app tester covers real world conditions such as poor networks, interruptions and low battery, and reports defects clearly. The role sits in the QA team and reports to a QA lead or senior QA engineer, focused on the quality of mobile apps.

Detail	For this role
Department	Information Technology
Level	Entry level
Reports to	QA Lead
Direct reports	None
Experience	Fresher or up to 2 years in mobile app testing

Mobile App Tester job description template

Copy this job description, replace the text in square brackets and post it on your careers page or a job portal.

Job title: Mobile App Tester

Department: Information Technology

Reports to: QA Lead

Location: [City], [office, branch or site]

About the role

Key responsibilities

Write test cases for mobile features from requirements and acceptance criteria.
Run functional and regression tests on real Android and iOS devices.
Test across screen sizes, OS versions and manufacturers for consistent behaviour.
Check behaviour under poor networks, interruptions, calls and low battery.
Log defects with device details, steps, logs and screenshots or recordings.
Verify fixes and run regression around the changed area before sign off.
Test the install, update, permissions and push notification flows on devices.
Manage a set of test devices and keep them ready for testing.
Report test status and device coverage clearly to the team.
Learn mobile testing tools and techniques with support from seniors.

Requirements

Graduate in computer science, IT or any discipline
Understanding of the software testing life cycle
An ISTQB foundation certification is an advantage
Fresher or up to 2 years in mobile app testing

KRAs and KPIs for a Mobile App Tester

Key result areas for the appraisal form, each with a KPI you can measure every month or quarter.

Key result area	How to measure it
Defect detection	Critical mobile defects found before release rather than in the store
Device coverage	Features tested on the agreed range of devices and OS versions
Defect quality	Logged defects include device details and reproduce reliably
Turnaround	Assigned test cycles completed within the sprint timeline
Real world testing	Network, interruption and permission scenarios covered each release
Learning	New mobile testing skills picked up each quarter

Skills and tools

Mobile test case designAndroid and iOS testingDevice and OS coverageDefect logging with logsApp install and update testingBasic ADB useAPI testing basicsAttention to detailCuriosity

Tools used day to day: Real Android and iOS devices, JIRA, ADB, Charles Proxy, TestRail, Firebase.

Reporting line and career path

Moves up from: QA Trainee, Manual Tester, Intern
Next roles: Automation Test Engineer, QA Engineer, Senior QA Engineer

Interview questions for a Mobile App Tester

What extra things do you test on mobile that you would not on web?
How do you test an app on a poor or lost network?
How do you capture logs from an Android device for a bug report?
How do you decide which devices and OS versions to test on?
How do you test app updates without losing existing user data?
Tell me about a device specific bug you found and how you reproduced it.

Managing a Mobile App Tester in ZeniaHR

AttendanceOffice based on a general shift, since the shared test devices stay in the office. Web punch on the approved office network covers office days, and any work from home days follow the work terms policy, though device access usually keeps testing on site.LeaveAvoid leave during the final test window before a store release, when device testing is heavy. Leave goes to the reporting manager and then HR, and the leave calendar helps the QA team keep device coverage through each cycle.Performance and KRAsRecord the KRAs above as goals in the review cycle and track defect detection and device coverage each month. Confirm a new joiner through the manager's probation review rated 1 to 5, then hold the formal review every quarter.

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Frequently asked questions

What does a mobile app tester do?

A mobile app tester checks Android and iOS apps to make sure they work across devices, screen sizes and network conditions. They write and run test cases, test on real devices, and cover real world situations such as poor networks, interruptions and low battery. They log defects with device details and verify fixes before a store release.

What is different about mobile testing compared to web testing?

Mobile testing adds many real world factors: different devices, OS versions and manufacturers, touch gestures, permissions, push notifications, interruptions like calls, low battery and changing networks. You also test install and update flows and capture device logs for bugs. Web testing focuses more on browsers and screen sizes, so mobile needs broader device and condition coverage.

How do I start a career in mobile app testing?

Learn the software testing life cycle and test case design, then focus on mobile: how Android and iOS behave, device and OS coverage, and tools like ADB for logs. Test a few apps and note real issues you find. An ISTQB foundation certification helps. From here you can grow into automation or senior QA roles.