JOINTHECKEDITORTEAM!

Develop an Open Source project used by millions of users around the world!

Apply now!

Strong focus on excellent code quality:

Time for tests, refactoring, reducing technical debt

100% code coverage, detailed code reviews, CI

Extensive documentation

Unique company culture:

Friendly environment, where everyone helps each other

Real influence on what you/we do and how

Flexible working hours & possibility to work from home

A place to realize your potential and develop your skills:

Get more and more challenging tasks once you feel ready for it

Write in modern vanilla JS and take responsibility for the architecture

Solve complex puzzles & push web browsers to their limits

Current openings:

Salary

B2B
up to 1143 PLN net/day (+VAT)

Contract of employment
equivalent of B2B (gross)

  • We are a successful software company with more than 15 years on the market.
  • There is a good chance you have used one of our products or at least read online content created with our rich text editing component - CKEditor 5.
  • We work on our own software products and services connected to CKEditor 5 and we are focused on quality and well-designed code.
  • We have a complicated product that calls for experienced developers. Openness, mutual respect, and trust allowed us to build a great team.

If:

  • you feel like taking up the challenge of working on an Open Source application used by millions of users;
  • you have at least 3 years of experience in JavaScript (vanilla or frameworks);
  • you have at least 1 year of experience in leading a team;
  • you want to grow as a Team Lead, while still not leaving the programming behind;
  • you feel confident in leading and coaching other Developers;
  • your strong qualities are leadership skills, proactiveness, critical thinking, defining priorities, and openness to giving and receiving feedback;
  • you have a good command of English (at least B2);

… then we are probably looking for you :)

You will be responsible for:

  • building effective teams by helping them to (self) organize and prioritize tasks;
  • supporting the team, by improving the processes and practices and helping the team members to solve their problems;
  • supporting other engineers’ growth;
  • enabling delivery;
  • promoting the culture of ownership, responsibility, and cooperation;
  • cooperating with other leaders;
  • being involved in the development and code review process;
  • ensuring the well-being of team members.

In return we offer:

  • a great atmosphere in a team of talented developers who are nice people, too :)
  • flexible working hours - you start at the time that suits you. If you need to go out during the day - no problem;
  • tasks tailored to your predispositions;
  • B2B agreement (up to 1143 PLN net/day) or equivalent with a contract of employment;
  • a quarterly and annual financial bonus depending on the company's performance;
  • additional days off and financial resources for personal development (up to 5 days and 6.000 PLN yearly, depending on the work experience);
  • all necessary equipment such as laptop, additional monitor and accessories;
  • English lessons;
  • private medical care (Enel Med or Medicover);
  • Multisport card;
  • you can work 100% remotely or from our Warsaw office (no dress code, no open space, chill room with foosball and ping pong table).
By clicking the "Apply now" button you hereby authorize CKSource sp. z.o.o. sp.k. to process your personal data provided in the application documents for realising the recruitment process pursuant to the Personal Data Protection Act of 10 May 2018 (Journal of Laws 2018, item 1000) and in agreement with Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation). The above consent is voluntary, you have the right to withdraw your consent at any time. The administrator of your personal data is CKSource Sp. z o.o. Sp.k. based in Warsaw, ul. Okopowa 58/72. Your data will be processed only for the purposes of the recruitment process. After the recruitment process your data will be deleted.
Apply now

Salary

B2B
up to 1143 PLN net/day (+VAT)

Contract of employment
equivalent of B2B (gross)

  • We are a successful software company with more than 15 years on the market.
  • We are proud to deliver software solutions to IBM, Microsoft, Siemens, Citibank, Disney, NBCUniversal, Accenture, Amazon, Mozilla, Deloitte, and hundreds of more worldwide-recognized brands.
  • There is a good chance you have used one of our products or at least read online content created with our rich text editing component - CKEditor 5.
  • We work on our own software products and services connected to CKEditor 5 and we are focused on quality and well-designed code.
  • We have a complicated product that calls for experienced developers. Openness, mutual respect, and trust allowed us to build a great team.

If:

  • you feel like taking up the challenge of working on an application used by millions of users;
  • the thought that your actions as a developer will be public (an Open Source project) and your code will be seen and used by thousands of other developers thrills you;
  • you feel confident in leading and coaching other Developers;
  • you have strong JavaScript, HTML, CSS skills;
  • you have at least 6 years’ work experience as a developer and at least 3 years in JavaScript;
  • you are familiar with the design patterns and pay attention to code quality and best practices;
  • your strong qualities are analytical and critical thinking, pragmatism, leadership, and communication skills;
  • you have a good command of English (at least B2);

… then we are probably looking for you :)

You will be a part of our technology leadership team and have an impact on our technology and product strategy. You will be responsible for:

  • collaborating with the team in designing new functionalities and making key technical and architectural decisions;
  • helping team in prioritizing tasks, identifying and mitigating issues and risks;
  • code reviewing and mentoring other team members;
  • providing technical leadership and guidance - lead by example;
  • remaining fully hands-on when it comes to development and take over smaller topics or tough cases if necessary;
  • setting up high standards in architecture, code, and documentation quality;
  • building a knowledge-sharing culture within the team;
  • collaborating with other leaders on defining the direction of project development as well as long-term goals and needs.

In return we offer:

  • a great atmosphere in a team of talented developers who are nice people, too :)
  • flexible working hours - you start at the time that suits you. If you need to go out during the day - no problem;
  • tasks tailored to your predispositions;
  • B2B agreement (up to 1143 PLN net/day) or equivalent with a contract of employment;
  • a quarterly and annual financial bonus depending on the company's performance;
  • additional days off and financial resources for personal development (up to 5 days and 6.000 PLN yearly, depending on the work experience);
  • all necessary equipment such as laptop, additional monitor and accessories;
  • English lessons;
  • private medical care (Enel Med or Medicover);
  • Multisport card;
  • you can work 100% remotely or from our Warsaw office (no dress code, no open space, chill room with foosball and ping pong table).
By clicking the "Apply now" button you hereby authorize CKSource sp. z.o.o. sp.k. to process your personal data provided in the application documents for realising the recruitment process pursuant to the Personal Data Protection Act of 10 May 2018 (Journal of Laws 2018, item 1000) and in agreement with Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation). The above consent is voluntary, you have the right to withdraw your consent at any time. The administrator of your personal data is CKSource Sp. z o.o. Sp.k. based in Warsaw, ul. Okopowa 58/72. Your data will be processed only for the purposes of the recruitment process. After the recruitment process your data will be deleted.
Apply now

CKSource is a successful software company with more than 15 years of experience. There’s a good chance you’ve used one of our products or at least read online content created with our rich text editing component - CKEditor. We are proud to deliver software solutions to IBM, Microsoft, Siemens, Citibank, Disney, NBCUniversal, Accenture, Deloitte and hundreds more worldwide-recognized brands.

We're currently looking for a person to join our HR department and help us expand our software teams in the role of IT Recruitment Specialist.

Your responsibilities:

  • create and implement recruitment plans to attract and hire top IT talents;
  • hire the best professionals, mainly JavaScript Developers;
  • write and post technical job descriptions;
  • source potential candidates on various platforms;
  • parse specialized skills and qualifications to screen IT resumes;
  • perform pre-screening calls to analyze applicants’ abilities;
  • interview candidates combining various approaches;
  • craft and send personalized recruitment emails with current job openings to passive candidates;
  • participate in tech conferences and meetups to network with IT professionals;
  • promote the company’s reputation as a great place to work;
  • keep up-to-date with new technological trends and products.

Desired skills and experience:

  • proven work experience as a Technical Recruiter (at least 2 years);
  • a good understanding of technology and technical skills with a practical ability to verify it (eg. knowledge what libraries and frameworks JavaScript engineers use and why);
  • solid knowledge of sourcing techniques and recruitment tools;
  • good command of English (B2/C1);
  • good task - and time - management, focus, ability to work hard and meet deadlines.

In return we offer:

  • a friendly workplace with a flat structure, driven by holacracy practice;
  • flexible working hours;
  • tasks tailored to your predispositions;
  • agreement B2B or equivalent on the contract of employment;
  • a quarterly and annual financial bonus depending on the company's performance;
  • additional days off and financial resources for personal development (up to 5 days and 6.000 PLN yearly, depending on the work experience);
  • all necessary equipment such as laptop, additional monitor and accessories;
  • English lessons;
  • private medical care (Enel Med or Medicover);
  • Multisport card;
  • you can work 100% remotely or from our Warsaw office (no dress code, no open space, chill room with foosball and ping pong table).
By clicking the "Apply now" button you hereby authorize CKSource sp. z.o.o. sp.k. to process your personal data provided in the application documents for realising the recruitment process pursuant to the Personal Data Protection Act of 10 May 2018 (Journal of Laws 2018, item 1000) and in agreement with Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation). The above consent is voluntary, you have the right to withdraw your consent at any time. The administrator of your personal data is CKSource Sp. z o.o. Sp.k. based in Warsaw, ul. Okopowa 58/72. Your data will be processed only for the purposes of the recruitment process. After the recruitment process your data will be deleted.
Apply now

Salary

B2B
10.6-17k PLN net
(+VAT)
Contract of employment
equivalent of the B2B
(gross)

About us:

  • We are a successful software company with more than 15 years on the market.
  • There is a good chance you have used one of our products or at least read online content created with our rich text editing component CKEditor 5.
  • We work on our own software products and services connected to CKEditor 5 and we are focused on quality and well-designed code.
  • Openness, mutual respect, and trust allowed us to build a great team.

We are currently looking for a JavaScript Developer to join our team responsible for CKEditor 5 customer solutions.

You will be responsible for creating medium to large-sized editor features or improvements using our modern framework. Examples include advanced content tagging plugin, find & replace feature, unique interface components. Whenever needed you'll be supported by our senior developers and the results of your work will be verified by our experienced QA team.

Tech stack: ES2019, GitHub, ESLint, Chai.js, Mocha, Travis CI, ZenHub, Slack.

If:

  • you feel like taking up the challenge of working on an application used by millions of users;
  • you have over a year of experience working in JavaScript ecosystem;
  • you have experience with JavaScript (ES6)/Node.js, HTML, CSS
  • despite the knowledge that you already have, you feel there is always more to learn;
  • you are focused on quality, tests, simple solutions, and clean code;
  • you have a good command of English (at least B2),

… then we are looking for you :)

In return we offer

  • a great atmosphere in a team of talented developers who are nice people, too :)
  • flexible working hours - you start at the time that suits you. If you need to go out somewhere - no problem;
  • tasks tailored to your predispositions;
  • agreement B2B or equivalent on the contract of employment;
  • a quarterly and annual financial bonus depending on the company's performance;
  • additional days off and financial resources for personal development (up to 5 days and 6.000 PLN yearly, depending on the work experience);
  • all necessary equipment such as laptop, additional monitor and accessories;
  • private medical care (Enel Med or Medicover);
  • multisport card;
  • you can work 100% remotely or from our Warsaw office (no dress code, no open space, chill room with Fussball and ping pong table).
By clicking the "Apply now" button you hereby authorize CKSource sp. z.o.o. sp.k. to process your personal data provided in the application documents for realising the recruitment process pursuant to the Personal Data Protection Act of 10 May 2018 (Journal of Laws 2018, item 1000) and in agreement with Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation). The above consent is voluntary, you have the right to withdraw your consent at any time. The administrator of your personal data is CKSource Sp. z o.o. Sp.k. based in Warsaw, ul. Okopowa 58/72. Your data will be processed only for the purposes of the recruitment process. After the recruitment process your data will be deleted.
Apply now

We are currently looking for a Junior JavaScript Developer to join our team responsible for CKEditor 5 customer solutions.

About us:

  • we are a successful software company with more than 15 years on the market.
  • there is a good chance you have used one of our products or at least read online content created with our rich text editing component CKEditor 5.
  • we work on our own software products and services connected to CKEditor 5 and we are focused on quality and well-designed code.
  • openness, mutual respect, and trust allowed us to build a great team.

What we expect you to have:

  • knowledge of JavaScript (ES5, ES6) and web based technologies (HTML, CSS);
  • analytical, self-motivation, and problem-solving skills;
  • ability to work with the DOM in native JavaScript;
  • good command of English (at least B2).

What would be nice to have:

  • experience in a similar position;
  • experience with Git;
  • experience with NodeJS;
  • experience with TypeScript or statically typed languages;
  • being familiar with tools and libraries such as GitHub, Webpack, ESLint, testing libraries (AVA, Mocha, Jest);
  • ability to write tests (unit tests, integration tests, E2E tests).

Responsibilities:

  • developing new features.
  • working on bug fixes.
  • supporting customers and the community.
  • participating in the testing phase before each release.
  • participating in planning future work.
  • working on a workflow and internal tools improvements.

In return we offer:

  • a great atmosphere in a team of talented developers who are nice people, too :)
  • flexible working hours - you start at the time that suits you. If you need to go out during the day - no problem;
  • tasks tailored to your predispositions;
  • B2B agreement or a contract of employment;
  • a quarterly and annual financial bonus depending on the company's performance;
  • additional days off and financial resources for personal development (up to 5 days and 6.000 PLN yearly, depending on the work experience);
  • all necessary equipment such as laptop, additional monitor and accessories;
  • English lessons;
  • private medical care (Enel Med or Medicover);
  • Multisport card;
  • you can work 100% remotely or from our Warsaw office (no dress code, no open space, chill room with foosball and ping pong table).
By clicking the "Apply now" button you hereby authorize CKSource sp. z.o.o. sp.k. to process your personal data provided in the application documents for realising the recruitment process pursuant to the Personal Data Protection Act of 10 May 2018 (Journal of Laws 2018, item 1000) and in agreement with Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation). The above consent is voluntary, you have the right to withdraw your consent at any time. The administrator of your personal data is CKSource Sp. z o.o. Sp.k. based in Warsaw, ul. Okopowa 58/72. Your data will be processed only for the purposes of the recruitment process. After the recruitment process your data will be deleted.
Apply now

Salary

B2B
up to 1050 PLN net/day
(+VAT)

Contract of employment
up to 17.1k PLN
(gross)

CKSource is a successful software company with more than 15 years on the market. There’s a good chance you’ve used one of our products or at least read online content created with our rich text editing component - CKEditor. We have a complex product that calls for experienced developers. Openness, mutual respect, and trust allowed us to build a great team.

If You:

  • feel like taking up the challenge of working on an application used by millions of users;
  • have at least 3 years of experience in a similar position;
  • have the experience and strong core skills with JavaScript (ES6), React, Node.js, HTML, CSS;
  • have a good understanding of Redux and state management;
  • are focused on quality, tests, simple solutions, and clean code;
  • have a good command of English (at least B2);

…then we are probably looking for you :)

You will be responsible for:

In return we offer

  • a great atmosphere in a team of talented developers who are nice people, too :)
  • flexible working hours - you start at the time that suits you. If you need to go out somewhere - no problem;
  • tasks tailored to your predispositions;
  • B2B agreement (up to 1050 PLN net/day) or equivalent on the B2B;
  • a quarterly and annual financial bonus depending on the company's performance;
  • additional days off and financial resources for personal development (up to 5 days and 6.000 PLN yearly, depending on the work experience);
  • all necessary equipment such as laptop, additional monitor and accessories;
  • English lessons;
  • private medical care (Enel Med or Medicover);
  • Multisport card;
  • you can work 100% remotely or from our Warsaw office (no dress code, no open space, chill room with foosball and ping pong table).
By clicking the "Apply now" button you hereby authorize CKSource sp. z.o.o. sp.k. to process your personal data provided in the application documents for realising the recruitment process pursuant to the Personal Data Protection Act of 10 May 2018 (Journal of Laws 2018, item 1000) and in agreement with Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation). The above consent is voluntary, you have the right to withdraw your consent at any time. The administrator of your personal data is CKSource Sp. z o.o. Sp.k. based in Warsaw, ul. Okopowa 58/72. Your data will be processed only for the purposes of the recruitment process. After the recruitment process your data will be deleted.
Apply now

Salary

B2B
up to 1050 PLN net/day
(+VAT)

Contract of employment
up to 17.1k PLN
(gross)

CKSource is a successful software company with more than 15 years on the market. There’s a good chance you’ve used one of our products or at least read online content created with our rich text editing component - CKEditor. We have complex products that call for experienced developers. Openness, mutual respect and trust allowed us to build a great team.

As a Senior JavaScript Developer, you will be responsible for designing and implementing medium to large-sized editor features or improvements using our modern framework. Examples include advanced content tagging plugin, find & replace feature, unique interface components. Tech stack: ES2019, GitHub, ESLint, Chai.js, Mocha, Travis CI, ZenHub, Slack.

If:

  • you feel like taking up the challenge of working on an application used by millions of users;
  • you have at least 4 years of experience working in JavaScript ecosystem (most preferably pure JavaScript and React);
  • you have the experience and strong core skills with JavaScript (ES6), Node.js, HTML, CSS;
  • you can create complex applications in pure JavaScript;
  • despite the knowledge that you already have, you feel there is always more to learn;
  • you are focused on quality, tests, simple solutions, and clean code;
  • you have a good command of English (at least B2);

… then we are looking for you :)

In return we offer

  • a great atmosphere in a team of talented developers who are nice people, too :)
  • flexible working hours - you start at the time that suits you. If you need to go out somewhere - no problem;
  • tasks tailored to your predispositions;
  • quarterly and annual financial bonus depending on the company's performance;npm start
  • agreement B2B (up to 1050  PLN net/day) or equivalent on the B2B;
  • multisport card;
  • additional days off and financial resources for personal development (up to 5 days and 6.000 PLN yearly, depending on the work experience).
By clicking the "Apply now" button you hereby authorize CKSource sp. z.o.o. sp.k. to process your personal data provided in the application documents for realising the recruitment process pursuant to the Personal Data Protection Act of 10 May 2018 (Journal of Laws 2018, item 1000) and in agreement with Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation). The above consent is voluntary, you have the right to withdraw your consent at any time. The administrator of your personal data is CKSource Sp. z o.o. Sp.k. based in Warsaw, ul. Okopowa 58/72. Your data will be processed only for the purposes of the recruitment process. After the recruitment process your data will be deleted.
Apply now

Salary

B2B
up to 700 PLN net/day
(+VAT)

Contract of employment
equivalent of B2B
(gross)

About us:

  • We are a successful software company with strong more than 15 years on the market
  • There is a good chance you have used one of our products or at least read online content created with ourrich text editing component CKEditor 5
  • Wework on our own software products and services connected to CKEditor 5 and we are focused on quality and well-designed code.
  • Openness, mutual respect, and trust allowed us to build a great team.

We are currently looking for aFrontend Developer to join our team responsible for CKEditor 5 customer solutions.

You will be responsible forcreating medium to large-sized editor enhancements using our modern framework. Examples include advanced content tagging plugin, find & replace feature, unique interface components. Whenever needed you'll be supported by our senior developers and the results of your work will be verified by our experienced QA team.

Tech stack: ES2019, GitHub, ESLint, Chai.js, Mocha, Travis CI, ZenHub, Slack.

If:

  • you feel like taking up the challenge of working on an application used bymillions of users;
  • youhave over two years of experience working as a Frontend Developer;
  • you have experience with JavaScript (ES6+)/Node.js, HTML, CSS;
  • you have a sense of UX and feel comfortable designing small components;
  • despite the knowledge that you already have, you feel there is always more to learn;
  • you arefocused on quality, tests, simple solutions, and clean code
  • you have a good command of English,

… then we are looking for you :)

In return we offer

  • a great atmosphere in a team of talented developers who are nice people, too :)
  • flexible working hours - you start at the time that suits you. If you need to go out somewhere - no problem;
  • tasks tailored to your predispositions;
  • agreement B2B (up to 700 PLN net/day) or equivalent of the B2B;
  • a quarterly and annual financial bonus depending on the company's performance;
  • additional days off and financial resources for personal development (up to 5 days and 6.000 PLN yearly, depending on the work experience);
  • all necessary equipment such as laptop, additional monitor and accessories;
  • English lessons;
  • private medical care (Enel Med or Medicover);
  • Multisport card;
  • you canwork 100% remotely or from our Warsaw office (no dress code, no open space, chill room with foosball and ping pong table).
By clicking the "Apply now" button you hereby authorize CKSource sp. z.o.o. sp.k. to process your personal data provided in the application documents for realising the recruitment process pursuant to the Personal Data Protection Act of 10 May 2018 (Journal of Laws 2018, item 1000) and in agreement with Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation). The above consent is voluntary, you have the right to withdraw your consent at any time. The administrator of your personal data is CKSource Sp. z o.o. Sp.k. based in Warsaw, ul. Okopowa 58/72. Your data will be processed only for the purposes of the recruitment process. After the recruitment process your data will be deleted.
Apply now

Salary

B2B
up to 445 PLN net/day
(+VAT)

Contract of employment
equivalent of B2B
(gross)

CKSource is a successful software company with more than 15 years on the market. There’s a good chance you’ve used one of our products or at least read online content created with our rich text editing component - CKEditor. We have complex products that call for experienced developers. Openness, mutual respect and trust allowed us to build a great team.

We are currently looking for a Junior Node.js Developer to join our backend team responsible for CKEditor Cloud Services.

CKEditor Cloud Services is a largely real-time backend project aiming to aid and expand the capabilities of the CKEditor 5 and CKEditor 4 software projects with new features. Its main functionality is collaboration - enabling several people to work together editing a document. On the technical side, it comprises from several dozens of Node.js microservices (TypeScript and we are introducing DDD), using MySQL (AWS RDS), Redis (AWS ElastiCache), queue systems (AWS SQS), Consul or ZeroMQ, run from AWS ECS, while the infrastructure is created with Terraform (and others).

What we expect you to have:

  • at least 1 year of experience;
  • knowledge of Node.js;
  • knowledge of SQL or NoSQL databases;
  • knowledge of Git;
  • good command of English (at least B2).

What would be nice to have:

  • ability to write tests (unit tests, integration tests, E2E tests);
  • being familiar with TypeScript;
  • Being familiar with Docker;
  • experience with CI/CD.

In return we offer

  • a great atmosphere in a team of talented developers who are nice people, too :)
  • flexible working hours - you start at the time that suits you. If you need to go out somewhere - no problem;
  • tasks tailored to your predispositions;
  • agreement B2B (up to 445 PLN net/day) or equivalent of the B2B;
  • a quarterly and annual financial bonus depending on the company's performance;
  • additional days off and financial resources for personal development (up to 5 days and 6.000 PLN yearly, depending on the work experience);
  • all necessary equipment such as laptop, additional monitor and accessories;
  • English lessons;
  • private medical care (Enel Med or Medicover);
  • Multisport card.
By clicking the "Apply now" button you hereby authorize CKSource sp. z.o.o. sp.k. to process your personal data provided in the application documents for realising the recruitment process pursuant to the Personal Data Protection Act of 10 May 2018 (Journal of Laws 2018, item 1000) and in agreement with Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation). The above consent is voluntary, you have the right to withdraw your consent at any time. The administrator of your personal data is CKSource Sp. z o.o. Sp.k. based in Warsaw, ul. Okopowa 58/72. Your data will be processed only for the purposes of the recruitment process. After the recruitment process your data will be deleted.
Apply now

Salary

B2B
6.000 - 10.200 PLN net fv

Contract of employment
5.000 - 8.500 PLN
(gross)

We are looking for a customer-oriented person who will join our QA team to help us to keep the quality of our products at the highest level and become technical support (products-related) for our Sales team during pre-sales calls. The perfect candidate would have a mix of soft and technical skills, be open-minded, patient and have a will for working directly with the clients.

About us:

  • we are a successful software company with more than 15 years on the market.
  • we are proud to deliver software solutions to IBM, Microsoft, Siemens, Citibank, Disney, NBCUniversal, Accenture, Amazon, Mozilla, Deloitte, and hundreds of more worldwide-recognized brands;
  • there is a good chance you have used one of our products or at least read online content created with our rich text editing component CKEditor 5.
  • we work on our own software products and services connected to CKEditor 5 and we are focused on quality and well-designed code;
  • openness, mutual respect, and trust allowed us to build a great team.

Responsibilities:

  • manual testing of our products (CKEditor 5, CKEditor 4, Cloud Services and more) and websites;
  • reporting and verifying issues in our issue trackers;
  • supporting the Sales team on pre-sales calls (after learning more about our products);
  • providing technical support for our clients (mostly written communication);
  • communicating with the CKEditor 5 community on GitHub/Stack Overflow.

Requirements:

  • you need to love testing;
  • a will to expand your knowledge and experience (technical and soft skills);
  • very good English skills (C1) - all our communication is held in English;
  • basic JavaScript knowledge (experience with some frameworks will be a plus);
  • solid HTML and CSS knowledge;
  • being at ease with developer console in web browsers;
  • nice to have: previous similar experience.

JavaScript knowledge?

Yes, It is not a mistake :)

Because we create web components, our clients are not only end-users but also developers that integrate those with their websites. This is why we care that you are able to check the proper software operation from the point of view of both these groups.

Working as a Tester, you will surely further expand your JavaScript knowledge. We can also grant that if testing is your passion, bug hunting, and expanding your toolbox give you satisfaction, working in our company will be a fascinating experience.

In return we offer:

  • a great atmosphere (our QA Engineers will take good care of you and introduce you to all our projects);
  • flexible working hours - you start at the time that suits you. If you need to go out somewhere - no problem;
  • tasks tailored to your predispositions;
  • B2B agreement (6.000 - 10.200 PLN net fv) or contract of employment (5.000 - 8.500 PLN gross);
  • a quarterly and annual financial bonus depending on the company's performance;
  • additional days off and financial resources for personal development (up to 5 days and 6.000 PLN yearly, depending on the work experience);
  • all necessary equipment such as laptop, additional monitor and accessories;
  • English lessons;
  • private medical care (Enel Med or Medicover);
  • Multisport card;
  • you can work 100% remotely or from our Poznań/Warsaw office (no dress code, no open space, chill room with foosball and ping pong table).
By clicking the "Apply now" button you hereby authorize CKSource sp. z.o.o. sp.k. to process your personal data provided in the application documents for realising the recruitment process pursuant to the Personal Data Protection Act of 10 May 2018 (Journal of Laws 2018, item 1000) and in agreement with Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation). The above consent is voluntary, you have the right to withdraw your consent at any time. The administrator of your personal data is CKSource Sp. z o.o. Sp.k. based in Warsaw, ul. Okopowa 58/72. Your data will be processed only for the purposes of the recruitment process. After the recruitment process your data will be deleted.
Apply now

Salary

B2B
14-17k PLN net
(+VAT)

Contract of employment
equivalent of the B2B
(gross)

CKSource is a successful software company with more than 15 years on the market. There’s a good chance you’ve used one of our products or at least read online content created with our rich text editing component - CKEditor. We have complex products that call for experienced developers. Openness, mutual respect and trust allowed us to build a great team.

We are currently looking for a Node.js Developer to join our backend team responsible for CKEditor Cloud Services.

CKEditor Cloud Services is a largely real-time backend project aiming to aid and expand the capabilities of the CKEditor 5 and CKEditor 4 software projects with new features. Its main functionality is collaboration - enabling several people to work together editing a document. On the technical side, it comprises from several dozens of Node.js microservices (TypeScript and we are introducing DDD), using MySQL (AWS RDS), Redis (AWS ElastiCache), queue systems (AWS SQS), Consul or ZeroMQ, run from AWS ECS, while the infrastructure is created with Terraform (and others).

What we expect you to have:

  • at least 2 years of experience;
  • knowledge of Node.js;
  • knowledge of SQL and NoSQL databases;
  • knowledge of Git;
  • good command of English (at least B2).

What would be nice to have:

  • ability to write tests (unit tests, integration tests, E2E tests);
  • being familiar with TypeScript;
  • being familiar with Docker;
  • knowledge of KISS, DRY, SOLID principles;
  • experience with CI/CD.

In return we offer

  • a great atmosphere in a team of talented developers who are nice people, too :)
  • flexible working hours - you start at the time that suits you. If you need to go out somewhere - no problem;
  • tasks tailored to your predispositions;
  • agreement B2B or equivalent on the contract of employment;
  • a quarterly and annual financial bonus depending on the company's performance;
  • additional days off and financial resources for personal development (up to 5 days and 6.000 PLN yearly, depending on the work experience);
  • all necessary equipment such as laptop, additional monitor and accessories;
  • English lessons;
  • private medical care (Enel Med or Medicover);
  • Multisport card;
  • you can work 100% remotely or from our Poznań office (no dress code, no open space).
By clicking the "Apply now" button you hereby authorize CKSource sp. z.o.o. sp.k. to process your personal data provided in the application documents for realising the recruitment process pursuant to the Personal Data Protection Act of 10 May 2018 (Journal of Laws 2018, item 1000) and in agreement with Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation). The above consent is voluntary, you have the right to withdraw your consent at any time. The administrator of your personal data is CKSource Sp. z o.o. Sp.k. based in Warsaw, ul. Okopowa 58/72. Your data will be processed only for the purposes of the recruitment process. After the recruitment process your data will be deleted.
Apply now

Salary

B2B
17-22k PLN net
(+VAT)

Contract of employment
equivalent of the B2B
(gross)

CKSource is a successful software company with more than 15 years on the market. There’s a good chance you’ve used one of our products or at least read online content created with our rich text editing component - CKEditor. We have complex products that call for experienced developers. Openness, mutual respect and trust allowed us to build a great team.

We are currently looking for a Senior Node.js Developer to join our backend team responsible for CKEditor Cloud Services.

CKEditor Cloud Services is a largely real-time backend project aiming to aid and expand the capabilities of the CKEditor 5 and CKEditor 4 software projects with new features. Its main functionality is collaboration - enabling several people to work together editing a document. On the technical side, it comprises from several dozens of Node.js microservices (TypeScript and we are introducing DDD), using MySQL (AWS RDS), Redis (AWS ElastiCache), queue systems (AWS SQS), Consul or ZeroMQ, run from AWS ECS, while the infrastructure is created with Terraform (and others).

What we expect you to have:

  • at least 4 years of experience;
  • knowledge of SQL and NoSQL databases;
  • experience with message queues like RabbitMQ or AWS SQS;
  • interest in software design patterns and architecture;
  • knowledge of KISS, DRY, SOLID principles;
  • ability to write tests (unit tests, integration tests, E2E tests);
  • good command of English (at least B2).

What would be nice to have:

  • experience with microservices;
  • experience with AWS and Terraform;
  • experience with CI/CD;
  • being familiar with TypeScript;
  • being familiar with Docker;

In return we offer

  • a great atmosphere in a team of talented developers who are nice people, too :)
  • flexible working hours - you start at the time that suits you. If you need to go out somewhere - no problem;
  • tasks tailored to your predispositions;
  • agreement B2B or equivalent on the contract of employment;
  • a quarterly and annual financial bonus depending on the company's performance;
  • additional days off and financial resources for personal development (up to 5 days and 6.000 PLN yearly, depending on the work experience);
  • all necessary equipment such as laptop, additional monitor and accessories;
  • English lessons;
  • private medical care (Enel Med or Medicover);
  • Multisport card;
  • you can work 100% remotely or from our Poznań office (no dress code, no open space).
By clicking the "Apply now" button you hereby authorize CKSource sp. z.o.o. sp.k. to process your personal data provided in the application documents for realising the recruitment process pursuant to the Personal Data Protection Act of 10 May 2018 (Journal of Laws 2018, item 1000) and in agreement with Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation). The above consent is voluntary, you have the right to withdraw your consent at any time. The administrator of your personal data is CKSource Sp. z o.o. Sp.k. based in Warsaw, ul. Okopowa 58/72. Your data will be processed only for the purposes of the recruitment process. After the recruitment process your data will be deleted.
Apply now

CKSource is a successful software company with more than 15 years on the market. There’s a good chance you’ve used one of our products or at least read online content created with our rich text editing component - CKEditor. We have complex products that call for experienced developers. Openness, mutual respect and trust allowed us to build a great team.

We are currently looking for a Senior Node.js Developer to join our backend team responsible for CKEditor Cloud Services.

CKEditor Cloud Services is a largely real-time backend project aiming to aid and expand the capabilities of the CKEditor 5 and CKEditor 4 software projects with new features. Its main functionality is collaboration - enabling several people to work together editing a document. On the technical side, it comprises from several dozens of Node.js microservices (TypeScript and we are introducing DDD), using MySQL (AWS RDS), Redis (AWS ElastiCache), queue systems (AWS SQS), Consul or ZeroMQ, run from AWS ECS, while the infrastructure is created with Terraform (and others).

What we expect you to have:

  • at least 6 years of experience;
  • experience with leading and coaching other Developers;
  • knowledge of SQL and NoSQL databases;
  • experience with message queues like RabbitMQ or AWS SQS;
  • focus on code quality and best practices;
  • interest in software design patterns and architecture;
  • knowledge of KISS, DRY, SOLID principles;
  • ability to write tests (unit tests, integration tests, E2E tests);
  • good command of English (at least B2).

What would be nice to have:

  • experience with microservices;
  • experience with AWS and Terraform;
  • experience with CI/CD;
  • being familiar with TypeScript;
  • being familiar with Docker;

In return we offer

  • a great atmosphere in a team of talented developers who are nice people, too :)
  • flexible working hours - you start at the time that suits you. If you need to go out somewhere - no problem;
  • tasks tailored to your predispositions;
  • agreement B2B or equivalent on the contract of employment;
  • a quarterly and annual financial bonus depending on the company's performance;
  • additional days off and financial resources for personal development (up to 5 days and 6.000 PLN yearly, depending on the work experience);
  • all necessary equipment such as laptop, additional monitor and accessories;
  • English lessons;
  • private medical care (Enel Med or Medicover);
  • Multisport card;
  • you can work 100% remotely or from our Poznań office (no dress code, no open space).
By clicking the "Apply now" button you hereby authorize CKSource sp. z.o.o. sp.k. to process your personal data provided in the application documents for realising the recruitment process pursuant to the Personal Data Protection Act of 10 May 2018 (Journal of Laws 2018, item 1000) and in agreement with Regulation (EU) 2016/679 of the European Parliament and of the Council of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation). The above consent is voluntary, you have the right to withdraw your consent at any time. The administrator of your personal data is CKSource Sp. z o.o. Sp.k. based in Warsaw, ul. Okopowa 58/72. Your data will be processed only for the purposes of the recruitment process. After the recruitment process your data will be deleted.
Apply now

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Trusted and approved by

Philips
Microsoft
IBM
Novartis
Siemens
Volvo
Thomson
Disney
Citi
Drupal
Mozilla
Unicef
Accenture
TATA
Deloitte

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