Manual QA Engineer (Backend)

We are building one of the most powerful live-streaming platforms, already connecting 400K+ monthly active users through live events, interactive video chats, and real-time community experiences. Our mission is bold: bring joy, fight loneliness, and deliver safe, ad-free entertainment that keeps people coming back. This is a complex, fast-moving space, and we love it that way! Every idea counts here, and every release reaches a massive global audience. We are now expanding into Arab countries and Europe, enhancing content quality, and rolling out new features to keep users hooked. We are among the Top 5 streaming products in the US and rank in the Top 10 worldwide. Our next milestone: break into the global Top 5, and we are moving fast to make it happen.

About the role: We are looking for a Manual QA Engineer (Backend) who will become a key quality owner within the team — someone who is not just testing endpoints, but deeply understands product logic, user flows, and how backend stability directly impacts user experience at scale.

In this role, you will:
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Perform manual backend testing using API tools and databases for Mobile and Web applications

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Conduct smoke, sanity, regression, and functional testing for new and existing features

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Create and maintain test documentation including test cases, checklists, and bug reports

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Participate in SCRUM ceremonies and all stages of the SDLC

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Analyze requirements and actively participate in feature decomposition and estimations

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Investigate, reproduce, and report bugs with clear prioritization and detailed context

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Collaborate closely with developers, product managers, and other stakeholders as a QA feature owner

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Validate A/B tests and support feature quality during experiments and releases

It’s all about you:
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2+ years of commercial experience in backend manual testing

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Experience testing mobile applications (iOS and/or Android)

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Strong practical knowledge of Postman, Swagger, and API testing approaches

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Experience working with proxy/debugging tools such as Charles, Fiddler, or similar

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Experience testing backend systems using relational or non-relational databases (SQL, PostgreSQL, MongoDB, etc.)

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Understanding of QA processes, SDLC, Scrum, DoR, and DoD principles

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Experience creating test documentation from scratch

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Ability to analyze requirements and identify edge cases independently

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Experience working with Jira and Confluence

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Experience with A/B testing and validating experiment results

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Intermediate+ level of English

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Ability to quickly understand complex product logic and new technical concepts

Would be a plus:

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Experience with A/B testing

• Experience collaborating with Product Support teams

• Expertise with MongoDB testing

What we offer:
Care and support:

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20 paid vacation days, 15 sick days, and 6 additional days off for family events

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Up to 10 additional days off for public holidays

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100% medical insurance coverage

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Sports and equipment reimbursement

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Team building events, corporate gifts, and stylish merch

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Financial and legal support

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Maternity recovery support allowance

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Position retention and support for those who join the Armed Forces of Ukraine

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Participation in social initiatives supporting Ukraine

Comfortable working environment:

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Work from our Kyiv hub or remotely with a flexible schedule

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Modern equipment or depreciation of your own tools

Investment in your future:

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Collaborate with a highly-skilled team of Middle & Senior professionals, sharing practical cases and expertise in the social networking niche

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70% of our heads and leads have grown into their roles here – so can you!

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Performance-oriented reviews and Individual Development Plans (IDPs)

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Reimbursement for professional courses and English classes

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Corporate library, book club, and knowledge-sharing events

Hiring Process:
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Intro call

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Technical interview

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Test task

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Final interview

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Reference check

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Offer