We are looking for a Mobile QA Engineer ready to grow with a fast-scaling, high-load product in the streaming industry. You won’t just test an app, you will help shape a platform where performance, stability, and quality mean real emotional connection for our users. Also, you will work closely with developers and product managers, have a say in technical decisions, and contribute to improvements that matter. If you are looking for ownership, speed, and a meaningful product, United Tech is your place

About the product: We are building a streaming platform, a place where people from 70+ countries connect in real-time, share emotions, and fight loneliness through technology. Live-streaming is one of the fastest-growing niches in tech, with a projected market size of $240B by 2027. We are already part of this global race, offering ad-free streaming, 24/7 live events, and seamless user experience. As part of our team, you will work on challenges at scale: from integrating AI to personalizing real-time interaction. Every feature you release directly impacts people’s lives and social connections. We are aiming to enter the global Top-5, and we need the boldest minds to get there!

In this role, you will

• Analyze product requirements
• Perform functional and non-functional types of testing at different stages of the SDLC
• Write test documentation (checklists, test cases, etc.)
• Test new functionality and perform regression testing
• Participate in the decomposition and estimation of technical and business features
• Collaborate closely with developers and product managers

It’s all about you

• At least 2 years of experience testing mobile apps (iOS/Android)
• Experience testing APIs (authentication, CRUD operations, DB result verification)
• Knowledge of SQL or NoSQL (like MongoDB) databases with practical experience
• Knowledge of REST API, WebSocket protocols
• Experience working with Charles (network proxy tools) or similar
• Intermediate level of English or higher
• Good communication and writing skills
• Problem-solving mindset and analytical thinking
• Attention to detail and a proactive approach
• Team player with prioritization and adaptability skills
• Willingness to learn and grow
Would be a plus
• Work with sockets
• Practical experience with REST (Postman, Swagger, Jmeter)
• Experience in Crashlytics analysis

What we offer

• Care and support:
• 20 paid vacation days, 15 sick days, and 6 additional days off for family events
• 100% medical insurance coverage
• Sports and equipment reimbursement
• Online yoga class with an instructor from the Ukrainian Yoga Federation
• Team building events, corporate gifts, and stylish merch
• Financial and legal support
• Position retention and support for those who join the Armed Forces of Ukraine
• Participation in social initiatives supporting Ukraine
• Comfortable working environment:
• Work from our Kyiv hub or remotely with a flexible schedule
• Modern equipment or depreciation of your own tools
• Investment in your future:
• Collaborate with a highly-skilled team of Middle & Senior professionals, sharing practical cases and expertise in the social networking niche
• 70% of our heads and leads have grown into their roles here – so can you!
• Performance-oriented reviews and Individual Development Plans (IDPs)
• Reimbursement for professional courses and English classes
• Corporate library, book club, and knowledge-sharing events

Hiring process

• Intro call
• Tech interview
• Reference check
• Offer