Freelance Mobile App Tester

Acclaro; Österreich; On-site; EUR 33,000 - 47,000; Part time

Job summary

Acclaro is seeking a Freelance Mobile App Tester to ensure functionality, usability, and localization accuracy across mobile platforms. This on-site contract role in Austria involves executing test cases, documenting bugs, validating fixes, and providing feedback to development and localization teams.

You will perform compatibility checks across devices, review in-app content for linguistic suitability, and report results within agreed timelines.

Qualifications

• Experience in mobile app testing across platforms (iOS/Android).
• Ability to create, execute, and document test cases clearly.
• Familiar with bug-tracking workflows and QA processes.

Responsibilities

• Execute test cases and document results.
• Identify, report, and verify bugs and localization issues.
• Coordinate with project managers and engineers to meet timelines.

Skills

Mobile app testing

Functional testing

Localization testing

Bug tracking

Test case documentation

Tools

Bug tracking tools

Job description

Company Description

Acclaro is a content intelligence solutions company that helps global brands communicate with clarity and impact across markets and channels. By combining AI-driven speed and scale with human expertise, Acclaro ensures content reflects nuance, intent, and business goals. The company focuses on creating, managing, optimizing, and activating multilingual content that drives international growth and measurable results. Acclaro partners with organizations seeking consistent, high-quality experiences for buyers worldwide and supports them in building effective global communication strategies.

Role Description

The Freelance Mobile App Tester will be responsible for testing mobile applications to ensure functionality, usability, localization accuracy, and overall user experience quality. This contract role is on-site in Austria and involves executing test cases, identifying and documenting bugs, validating fixes, and providing clear feedback to development and localization teams. The tester will perform compatibility checks across different devices and operating systems, review in-app content for linguistic and cultural suitability, and verify that localized versions meet Acclaro’s quality standards. The role also includes collaborating with project managers and engineers, reporting test results, and meeting agreed timelines for assigned testing tasks.

Qualifications

• Experience in mobile app testing, including functional, usability, and localization testing.
• Ability to create, execute, and document test cases and test scenarios clearly and accurately.
• Familiarity with bug-tracking tools and basic QA workflows (e.g., logging issues, regression testing).
• Strong attention to detail and analytical thinking, with the ability to identify inconsistencies and edge cases.
• Comfort working on-site in Austria and collaborating with cross-functional teams in a structured project environment.
• Good written and spoken communication skills in English; additional language skills are an advantage.
• Understanding of mobile platforms (iOS, Android) and common device configurations; prior testing or QA experience preferred.
• Availability to work on a contract basis with flexible hours depending on project needs; prior freelance or contract work experience is a plus.