Currency

QA Engineer

2 891 - 4 544 USDNet per month - B2B
Testing

QA Engineer

Testing

-, Warszawa +4 Locations

CKSource

Full-time
B2B
Mid
Remote
2 891 - 4 544 USD
Net per month - B2B

Tech stack

    English

    B2

    JS

    advanced

    HTML

    regular

    CSS

    regular

    testing back-end technologies;

    regular

    Cypress

    nice to have

    Docker

    nice to have

    Node.js

    nice to have

    experience with AWS

    nice to have

Job description

We are the company that stands behind the spectacular success of CKEditor, used by millions of people around the world. At CKSource we produce software components that other developers use to build their applications (WYSIWYG editor, file manager, document converters, etc.). Our flagship product is CKEditor 5 – an open-source, modern JavaScript (soon TypeScript) rich text editor with custom data model and virtual DOM – check our GitHub repository.

We are part of Tiugo Technologies, a launchpad for new developer platforms, helping software companies accelerate growth, increase operating efficiency, and scale their business. Tiugo contains a suite of brands that are API-first, market-leading developer platforms focused on content creation and digital collaboration. Tiugo’s current family of brands includes CKEditor, TinyMCE, ButterCMS, and Uploadcare.

Together our products have powered millions of software applications and websites. Enabling content and communication in everything from Microsoft to NASA, you might not know our name, but you’ve probably used our software.



Your New Role:

As part of a portfolio of best-in-class developer tools, we are looking for a person who will join our QA team to help us to keep the quality of our products at the highest level. The perfect candidate would have a mix of soft and technical skills and be open-minded, patient, and creative.

As a QA team member, you will be responsible for the quality of products within the Cloud Services project and our crucial customer-facing platform - Customer Portal. We guarantee support from our QA Engineers who will introduce you to projects and help you during your onboarding. We know how important the first days in a new job are, so we will make sure that you will have time to learn about our products and how we work :)



Key Responsibilities:

  • manual testing of our products and websites;

  • API testing;

  • stress testing and regression testing;

  • creating test automation and automation scripts;

  • reporting and verifying issues in our issue trackers;

  • supporting developers in customers’ technical support;

  • communicating with the development team;

  • improving your technical and soft skills.


To be successful in this role you need the following:

  • 2+ years of experience as a QA Engineer;

  • you need to love testing; we know how important job satisfaction is on a daily basis;

  • strong understanding of how web applications work (both client-side and server-side);

  • strong JavaScript foundations and solid HTML and CSS knowledge;

  • experience in testing back-end technologies;

  • practical experience with creating test automation using Cypress;

  • good command of English (B2-C1), as you will be a part of the international team;

  • you have the will to expand your knowledge and experience (technical and soft skills).


Nice to have:

  • projects portfolio on GitHub;

  • experience with Docker;

  • experience with Node.js;

  • experience with AWS;

  • knowledge of web security and common vulnerabilities (OWASP Top 10)



Why join CKSource:

Our people are a huge part of what makes CKSource a great place to work! Aside from a great team, some of our benefits include:

  • B2B contract-based monthly remuneration is 10.500 - 16.500 PLN + VAT

  • quarterly and annual financial bonuses depending on the company’s performance

  • flexible schedule and the possibility to work fully remotely

  • professional development resources (up to 5 days of additional leave and 6 000 PLN yearly)

  • LinkedIn Learning access

  • extra leave for Tiugo Day - our company’s foundation day and your birthday

  • English lessons with a native speaker and an online language platform where you can learn English, Spanish, and German

  • access to a mental health and well-being platform with 24/7 dedicated psychological support

  • private medical care (Enel Med or Medicover) and Multisport card

  • 2 weeks of paid parental leave for our contractors.



What is next:

  • a Zoom call with HR team to get to know each other better;

  • technical screening with Kacper Tomporowski (our Engineering Manager);

  • technical part with a task to be completed at home;

Published: 06.10.2025

QA Engineer

2 891 - 4 544 USDNet per month - B2B
Apply

QA Engineer

-, Warszawa

CKSource

2 891 - 4 544 USDNet per month - B2B
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