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Junior QA Engineer
About On The Spot
About the team
Supersonic from Unity specializes in hyper-casual and hybrid-casual games, with a strong focus on increasing engagement in their most successful titles. With over 100 published games and more than 4.9 billion downloads worldwide, Supersonic delivers high-quality entertainment at scale.
Joining the team means collaborating with experienced creatives on cutting-edge campaigns, combining data, AI, and design to elevate mobile ads to next-level engagement.
About the role
Supersonic from Unity is looking for a passionate and detail-oriented Junior QA Tester to join our growing team! In this role, you’ll work closely with developers, designers, and ad tech specialists to ensure that our interactive ads are polished, bug-free, and deliver a seamless experience across platforms. This is a fantastic opportunity to kick-start your QA career at a leading mobile games and monetization platform.
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Responsibilities
- Test interactive and playable ad units across multiple devices, platforms, and operating systems
- Identify, document, and report bugs and usability issues
- Execute functional, regression, and exploratory testing to ensure ad quality and performance
- Collaborate with developers, designers, and other QA team members to reproduce issues and verify fixes
- Maintain and update test documentation and test cases
- Assist in automation and continuous improvement of testing processes
Requirements
- At least 6 months of experience in a similar role
- Strong attention to detail and a passion for product quality
- Familiarity with mobile platforms (iOS, Android) and testing on real devices
- Good communication and teamwork skills
- Eagerness to learn and grow in a fast-paced environment
- Upper-Intermediate level of English
Nice to have
- Knowledge of mobile game mechanics and user behavior.
Benefits
- Work in a highly professional team. Informal and friendly atmosphere in the team
- Paid vacation - 20 business days per year, 100% sick leave payment
- Equipment provision
- Partially compensated educational costs (for courses, certifications, professional events, etc.)
- Legal and Accounting support in Poland
- Ability to work from our comfortable office in Warsaw at Prosta 51
- 3 additional Friday-days off (U days) during the year
- 5 sick days per year
- Medical insurance (after the end of the probationary period)
- Flexible working hours – we care about you (!) and your output
- English and Polish classes 2 times a week (online)
- Bright and memorable corporate life: corporate parties, gifts to employees on significant dates
Join us
To be considered for this position, you must have Polish citizenship, a D-type work visa, or a residence permit. Thank you!
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