Junior QA Engineer

***This position is hybrid, so being located close to Prague is essential

We are a leading product development partner specializing in custom web and mobile application development. With Silicon Valley founders and top-tier European tech talent, we operate from Prague and have successfully delivered over 65 software products for early-stage startups, scaleups, and global enterprises.

• Founded in 2016

• Headquartered in Prague

• Built and launched 65+ products

• 85+ team members

• Driving product innovation for leading US companies

Here are a few from our portfolio:

• Nasdaq Private Market (Series C, Finance)-

• Blackpoint Cyber (Series B, Cybersecurity) -

• OpenLoop (Series A, Healthcare) -

You'll be responsible for implementing and maintaining the test strategy and test plans, and manually testing the product to ensure seamless e2e experiences. Beyond testing stories, you will be responsible for the overall quality of the product and will ensure that the application functions flawlessly from the users' perspective.

Collaborating closely with our Tech Lead, you'll streamline workflows and help organize releases. You'll be the ultimate decision-maker, giving the green light for each release. You'll collaborate with Engineers to clarify product functionalities and provide them with testing data. Most importantly, you'll be a partner to the Product Manager, gaining insights into the business and project scope to determine quality assurance priorities and to set effective testing strategies.

If you're highly proactive, well-organized, and passionate about quality products, this position is perfect for you

• Support the Product Manager with the preparation of the product specification, user stories, business analysis, prioritization, and other project management activities to enhance the team's velocity

• Work closely with the Product Manager and Tech Lead to define the test strategy, plan, scenarios, and cases, and collaborate on testing requirements and activities as a core part of the business rollout strategy.

• Support the engineering team with product and business knowledge and testing data

• Actively participate in refinement ceremonies, providing estimations (from the QA side) and uncovering edge cases

• Drive the whole QA process and testing lifecycle

• Measure and report key quality metrics to the team and stakeholders

• Drive the product launch checklist documentation

• 2+ years of experience in manual testing of web applications

• Experience with Postman or a similar tool for API testing

• Highly self-organized, detail-oriented, reliable team player

• Ability to clearly communicate and efficiently coordinate the team

• Experience with creating test documentation (test strategy, test plan, test scenarios, and test cases)

• Strong analytical thinking and ability to uncover edge cases

• Experience with defining acceptance criteria

• Ability to provide clear estimations of QA work

• Knowledge of HTTP

• Experience working independently on a project, as the only QA, is a plus

• Experience with test automation is a plus (Typescript, Playwright or Cypress)

• Proficient in English

• Flexible working hours

• Hybrid working environment

• 26 days off + 1 additional day for every year working with OAK'S LAB (capped at 30 days)

• Top-of-the-line MacBook and hardware budget

• Budget to spend on your growth (books, courses, conferences)

• Free English lessons

• Team bonding, happy hours, online games, and annual offsite trips

• Outside of work, activity clubs (yoga, traveling, football, tennis, etc.)

• Snacks and drinks in the office, weekly pizza, and monthly breakfast

• Landmark office right on Old Town Square (dog-friendly)

Important Notice: OAK'S LAB communication, including interview requests and job offers, are only sent from an "" or "@oaks-" email address (e.g., or -). Any message from a different email domain is not associated with OAK'S LAB. We will never ask for payment information or banking details via email, phone, or any other communication channel during the interview process. If you receive messages using our name, domain, or brand assets in an attempt to impersonate us or act on our behalf, do not engage. Instead, report it to at (if you are in the EU), Federal Trade Commission (FTC) at , or the Securities and Exchange Commission (SEC) in case of investment fraud at (if you are in the US).