QA Engineer

About Us: LetsData is an AI-powered solution designed to proactively shield businesses, civil society, and governments from information operations. Our mission is to build a cutting-edge product that helps the world's largest organizations detect information operations early, whether disinformation, synthetic identities, or other threats posed by cybercriminals, hostile states, or competitors. We are guided by our principles of excellence, collaboration, and adaptability, and we are committed to becoming a global leader in InfoOps prevention.
About the Position:   LetsData is looking for a detail-oriented QA Engineer who will take ownership of product quality across multiple user-facing and data-driven systems. The role includes structured testing, exploratory work, data validation, and ensuring secure, stable releases.
Format: Part-time / Freelance   Location: Remote, Ukraine, EMEA   While LetsData's main hubs are in Kyiv, Lviv, and New York, we operate as a fully remote team. This means that you can work from anywhere, and we welcome applications from candidates based in the EMEA region. We believe in the power of diverse perspectives and understand that talent is not limited by geographical boundaries.
We're Looking for Someone With: 2–4 years of experience in manual QA.Strong understanding of UI/UX testing principles.Experience writing structured test cases and test documentation.Familiarity with exploratory testing techniques.Basic understanding of API testing tools (e.g., Postman).Ability to document and communicate issues clearly.Attention to detail and strong analytical skills.Ability to take ownership of assigned quality areas.
Nice to Have:Experience with email or messaging workflow testing.Basic familiarity with security testing principles (OWASP fundamentals).Experience validating data or using analytics tools.Experience working in a fast-paced or startup environment.Previous experience in related domains (analytics, journalism, media, cyber security, etc.) will be an advantage.

What You'll Do:Perform UI/UX testing and create clear, structured test cases.Conduct exploratory testing to identify functional and usability issues.Execute regression testing of key functionality before each release.Periodically review live features to ensure consistent performance.Validate data accuracy by reviewing product metrics and reporting discrepancies.Verify correct system behavior, message handling, and user workflows across different interfaces.Review email appearance and consistency across different email providers.Support alert-related testing, including user behavior analytics and spam-related scenarios.Perform basic security testing to identify common vulnerabilities (e.g., access control issues, input validation gaps, unintended user flows).
We Offer:Unlimited vacation and additional days off on your special occasions.Unlimited sick leaves to take care of your health.Parental leave for those who stay with us for 1+ year.Membership at a coworking space of your choice.Opportunity to participate in the top events of the industry.

LetsData is an equal-opportunity employer. We are committed to fostering a diverse and inclusive workplace where all employees feel respected and valued. We do not discriminate based on race, ethnicity, religion, belief, color, gender identity, sexual orientation, nationality, citizenship, age, marital status, veteran status, disability, legal history, or any other characteristic protected by law. If you need any accommodations during the application or interview process, please contact us at  

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