Manual QA Tester

Who we are:

Creyos (formerly Cambridge Brain Sciences) is a leading growth-stage B2B SaaS HealthTech company. Our proprietary brain health tools, including digital cognitive assessments and mental health questionnaires, are used by healthcare practitioners treating mental health conditions, brain injuries, aging, and other patient populations throughout the world, as well as by leading researchers. To learn more about our organization, please visit www.creyos.com.

You will be part of a team that includes not just your typical SaaS business functions (Sales, Marketing, Customer Success), but also engineers, psychologists, business leaders, and even a world-renowned neuroscientist. We are proud to say that you will be surrounded by some of the smartest, enthusiastic, hard working and dedicated people that you’ll ever meet (at least, that we’ve ever met!).

Who we are looking for:

At Creyos, we understand that solving big challenges demands unwavering resilience and determination. We don’t stop until we achieve our goals. People who thrive at Creyos are driven, curious, hardworking, and enthusiastic about scaling a company—along with having a good sense of humor. If this resonates with you, we’d love to hear from you!

You possess a strong aptitude for understanding processes and a keen eye for identifying unique details, all while taking delight in being the first to explore new features in real-world scenarios. As part of the Creyos team, you will play a key role in shaping our quality assurance practices, ensuring the seamless delivery of innovative, error-free features for customers. Our team will empower you to collaborate with a diverse group of professionals, including scientists, product managers, designers, developers, and test automation QAs, as you work together to define, test and launch new functionalities, in order to deliver maximum value for our global user base.

What you will be doing:

As a Manual QA Tester at Creyos, you will:

• Assist with QA processes, evaluate testing tools and methodologies, implement technologies that align with our strategic objectives, and drive continuous improvements.
• Establish and implement QA best practices while continuously improving the overall efficiency and effectiveness of development and QA processes.
• Work with our Science and Product teams to refine features, write test cases, and contribute to requirements.
• Design, develop and execute regression tests together with exploratory testing of the new features.

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• Provide feedback and guidance, while working directly with developers to test the features throughout the development lifecycle.

The skills and experience we are looking for:

• Strong analytical skills, self-driven, reliable, and keen to learn.
• Excellent interpersonal and communication skills – because we know that teamwork achieves the best possible results.
• An understanding that quality is a collective effort, rather than one person’s responsibility.
• Determination to investigate and isolate the root cause of bugs. A strong focus on documenting issues thoroughly and concisely while always bearing the reader in mind.
• A strong motivation to understand every small detail of our product. Someone who is driven to make observations - no matter how small - to improve the experience of our users as much as possible.

It would be great if you also have:

• Experience with Ruby on Rails
• Ability to write BDD scenarios using Cucumber in a consistent and structured manner

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• Industry-specific certifications, such as ISTQB, CSTE, or CSQA
• Familiarity with CI and CD tools and practices
• Familiarity with Gherkin
• Experience in Healthtech

Some of the reasons people choose to join the Creyos team include:

• Grow through our career paths leading to more senior roles. We invest in the development of our team members, provide significant opportunities for growth and career advancement, and do everything we can to support one another to ensure individual and team success. In 2025, 37% of our team members were promoted at least once to more senior roles!
• Get access to comprehensive benefits. We pride ourselves on offering benefits covering medical, dental, vision, mental health, wellness and more.

Additional information:

This is a remote role based in the United States.

Creyos is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, colour, religion, national origin, sex, sexual orientation, gender identity, and disability, or another legally protected status. We are committed to providing employment accommodation in accordance with the Ontario Human Rights Code and the Accessibility for Ontarians with Disabilities Act, 2005 (AODA). Creyos will provide accommodations to job applicants with disabilities throughout the recruitment process. If you require accommodation, please notify our Talent Acquisition Manager directly and we will work with you to meet your needs.