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 24k PLN net (+VAT)

We are 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 5.

We work on our own software products and services connected to CKEditor 5, 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 (Open Source project) and your code will be seen and used by thousands of other developers thrills you.
  • You want to grow as a Team Leader, while still not leaving the programing behind.
  • You feel confident in leading and coaching other Developers.
  • You can create complex applications in pure JavaScript.
  • Despite the knowledge that you already have, you feel there is always more to learn.
  • Instead of using ready-made frameworks (like Angular, React, Vue.js), you would like to be a part of a team creating a framework used worldwide (including companies like Microsoft and IBM).
  • Your strong qualities are inquisitiveness, intelligence, commitment, diligence, and ability to communicate in a group.
  • You have a good command of English (at least B2).

… then we are probably 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 individual predispositions.
  • A great atmosphere in the company - we collaborate, care for and respect each other.
  • Agreement B2B (up to 24 000 PLN net/month) or equivalent on the contract of employment.
  • Private medical care (Enel Med or Medicover).
  • 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).
  • Relocation package for candidates who will decide to move to Warsaw from other cities (we will cover the cost of your flat during the first 9 months and help you with logistics, such as flat finding, transportation).
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
810-1.050 PLN net/day (+VAT)
Contract of employment
12.7-17.1k PLN (gross)

Relocation package included

We are looking for talented people to join our 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 (Open Source project) and your code will be seen and used by thousands by other developers thrills you. :-)
  • You can create complex applications in pure JavaScript.
  • Despite the knowledge that you already have, you feel there is always more to learn.
  • Instead of using ready-made frameworks (like Angular, React, Vue.js) you would like to be a part of a team creating a framework used worldwide (including companies like Microsoft and IBM).
  • Your strong qualities are inquisitiveness, intelligence, commitment, diligence, and ability to communicate in a group
  • You understand that applications are made not only of code but also tests and documentation, and that applications without happy users are not complete.
  • You have good command of written English (writing code + documentation, participating in discussions on GitHub).
  • You are looking for a job that will allow you to settle for longer.

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 individual predispositions / social needs ;-) We have a place for both a person who would like to become a specialist and gain experience in programming, as well as for a person who in the future would like to coordinate the work of others and undertake tasks related to business parts of projects / products.
  • A great atmosphere in the company - we collaborate, care for and respect each other. :-)
  • Agreement B2B (825 - 1050 PLN net/day) or contract of employment (12.760 - 17.100 PLN gross).
  • Private medical care (Enel Med or Medicover).
  • 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).
  • Relocation package for candicates who will decide to move to Warsaw from other cities (we will cover the cost of your flat during the first 9 months and help you with logistics, such as flat finding, transportation).
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.

You will be a part of Easy Drive project - a file manager with the ambition of becoming a Digital Asset Management solution at one point. The goal is to completely replace CKFinder (a self-hosted file manager that was launched in 2007) and Easy Image (our cloud solution for hosting images). The main task will be to build a new product from scratch using the latest technologies. You will influence the architecture and design of the product.

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 contract of employment;
  • private medical care (Enel Med or Medicover);
  • 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 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.

Your main projects:

  • Easy Drive - a file manager with the ambition of becoming a Digital Asset Management solution at one point. The goal is to completely replace CKFinder, a self-hosted file manager that was launched in 2007 and Easy Image (our cloud solution). The main task will be to build a new product from scratch using the latest technologies. You will influence the architecture and design of the product.
  • Export to Word - a conversion library written in Node.js used for transforming HTML into .docx files. Since the project is relatively young you will have an influence on new features, architecture and tooling. This is a continuation of our existing products: 
    https://ckeditor.com/docs/ckeditor5/latest/features/export-word.html,
    https://docx-converter.cke-cs.com/docs.

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 probably 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 1050  PLN net/day) or equivalent on the contract of employment;
  • private medical care (Enel Med or Medicover);
  • 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

CKSource is a successful software company, on the market for more than 15 years. There’s a good chance you’ve either unknowingly used one of our products or visited a site that created content using our rich text editing component - CKEditor. Our current customers include companies such as IBM, Siemens, Citibank, Disney, Microsoft, Amazon, NBCUniversal, Accenture, and hundreds more worldwide recognized brands. To learn more check out our websites:  ckeditor.com  and cksource.com.

Currently, we are looking for a talented  Graphic Designer  who would empower our marketing team. Do you like sharing your ideas and you are open to feedback from others? Would you like to have an influence on the further development of an international software brand? If you answered “Yes!” twice, read on.

The ideal candidate will have

  • Min. 3-5 years experience in designing for online needs (websites, landing pages etc.)
  • Very good knowledge of tools such as Sketch, Adobe Photoshop and Adobe InDesign;
  • Good spoken and written English;
  • Ability to communicate effectively and work in a team;
  • Patience in handling requests from other team members;
  • Time management skills and deadline-oriented approach;
  • High attention to detail.

Your role:

  • Design sites and landing pages;
  • Create digital assets for use in social media, blog posts, emails, banners and presentations;
  • Edit and finetune screencast videos to be used for marketing purposes;
  • Create print assets for use in catalogs, flyers, rollups, and exhibition stands at conferences;
  • Be responsible for maintaining brand consistency across platforms.

Nice to have:

  • Print experience and knowledge of DTP;
  • Video editing skills;
  • Interest in UI/UX.

In return we offer:

  • Contract of employment or B2B contract;
  • Friendly work atmosphere and flexible working hours;
  • Possibility to work remotely;
  • Ability to constantly develop your interest in web technologies;
  • Great level of independence in your new role;
  • Multisport card and private medical care (Enel-Med or Medicover);
  • Fresh fruit, coffee, creative rooms and table football in the office;
  • Great location at Warsaw Klif Tower;
  • Additional days and budget for development (up to 5 days/year and PLN 6000/year based on employee’s seniority).

Please send your CV  and portfolio.

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 20k PLN net (+VAT)
Contract of employment:
12-17k PLN (gross)

CKSource is 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’s a good chance you’ve used one of our products or at least read online content created with our CKEditor - rich text editing component, with online-collaboration and track changes mode.

We are looking for a Product Manager, to help us even better address the expectations and needs of our current and future clients and shape the product development strategy.

Main responsibilities:

  • Developing and executing product strategy.
  • Working directly with our clients to identify their needs and offer new solutions.
  • Creating a short- and long term roadmap of product building and functionality.
  • Close cooperation with the development team, sales department, and customer care to deliver ideal solutions for upcoming problems.
  • Conducting market research and competitive analysis to help determine product direction.
  • Discovering new product opportunities and identifying areas where we can leverage our core technologies, strengths, and market leadership.
  • Keeping an eye on the industry to ensure our users and clients will want to use tomorrow the software we build today.

Requirements:

  • Fluent English skills (C1 level at least) - over 99% of our clients are from abroad.
  • Excellent written and verbal communication skills.
  • Success-backed experience in building technological products.
  • Effective decision making and leadership skills.
  • Great time management, task prioritization in a dynamic environment.
  • Perfect understanding of today’s new technology market, trends, and industry novelties.
  • Entrepreneurial skills, ambition, and passion for what you are engaged in.
  • Ability to choose 5 out of 100 ideas if the time lacks.
  • Ability to quickly verify and abandon approaches that didn’t work.

In return we offer:

  • Involvement in Open Source projects that have been used by millions of people worldwide for over a dozen years.
  • A great company where we cooperate, communicate openly, care for, and respect one another.
  • Stable, reasonable, and flexible working conditions - you decide the starting hours and can take a break during the day if needed.
  • Additional days off and budget for self-development (up to 5 days and 6.000 PLN a year depending on the company tenure).
  • B2B contract (up to 20 000 PLN net per month) or employment contract (12.000 - 17.000 PLN gross).
  • Private healthcare package of choice (either Enel Med or Medicover).
  • MultiSport card.
  • English lessons.
  • Friendly office with a relaxed atmosphere during and after hours.
  • Efficient work hardware (MacBook Pro or Linux/Windows equivalent).
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

Content Writer with a technical background - Marketing Team

Location: Warsaw, Poland,Employment type: Full time

CKSource is a successful software company with more than 15 years on the market. There’s a good chance you’ve either unknowingly used one of our products or visited a site that created content using our rich text editing component - CKEditor. Our current customers include companies such as: IBM, Siemens, Citibank, Disney, Microsoft, Amazon, NBCUniversal, Accenture, and hundreds more worldwide recognized brands. To learn more check out our websites: ckeditor.com and cksource.com.

Currently, we are looking for a talented Content Writer who would empower our marketing team with their creativity and team spirit. Do you love writing solid, high quality articles on technical and business-related topics that are preceded by thorough research, reading and interviews? Do you have a technical background (e.g. you studied at technical faculties or wrote on technical topics)? If you answered “Yes!” twice, read on.

The ideal candidate will have:

  • Min 3 years of experience in journalism or writing high quality marketing content in English (technical or IT industries preferred);
  • Excellent spoken and written English (native or close to native) and good Polish;
  • Ability to easily come up with creative ideas for new articles;
  • Strong researching skills;
  • Very good proofreading skills;
  • Ability to learn fast about highly technical topics and translate this knowledge into business benefits while writing articles;
  • SEO knowledge to properly optimize articles;
  • Openness to receive feedback from other team members;
  • Ability to communicate effectively and work in a team;
  • Time management skills and deadline-oriented approach;
  • Experience with HTML and/or JavaScript.

Your role:

  • Write blog posts that translate technology into business benefits;
  • Write quality articles that read well and are optimized for search engines;
  • Write different texts for website and landing pages;
  • Write articles for industry portals and other types of quality content;
  • Collaborate with SEO experts and other team members to fine tune the articles.

In return we offer

  • Stable job with regular employment or B2B contract. We are also open to candidates who would like to work on a part-time basis;
  • Peer-to-peer workplace driven by holacracy practice;
  • Friendly work atmosphere and flexible working hours;
  • Possibility to work remotely;
  • Ability to constantly develop your interest in web technologies;
  • Great level of independence in your new role;
  • Multisport card and private medical care (Enel-Med or Medicover);
  • Fresh fruit, coffee, creative rooms and table football in the office;
  • Great location at Warsaw Klif Tower;
  • Additional days and budget for development (up to 5 days/year and PLN 6000/year based on employee’s seniority).

Please send your CV and links to 3 pieces of published writing.

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

SEO Specialist - Marketing Team

Location: Warsaw, Poland, Employment type: Full time

CKSource is a successful software company with more than 15 years on the market. There’s a good chance you’ve either unknowingly used one of our products or visited a site that created content using our rich text editing component - CKEditor. Our current customers include companies such as: IBM, Siemens, Citibank, Disney, Microsoft, Amazon, NBCUniversal, Accenture, and hundreds more worldwide recognized brands. To learn more check out our websites: ckeditor.com and cksource.com.

Currently, we are looking for a talented SEO Specialist who would empower our marketing team.

The ideal candidate will have:

  • 2-3 years of proven SEO experience (including technical SEO) and a track record of successful SEO campaigns;
  • Very good spoken and written English (you don’t need to be a content writer but you need to feel confident in optimizing English content for a better SEO performance);
  • Independent, hands-on attitude to everything you do (you find and solve problems on your own, without waiting for others to guide you);
  • Experience with Ahrefs or similar tools; working knowledge of Google Analytics, Google Search Console and Keyword Planner;
  • Experience with HTML;
  • Ability to learn fast about technical products (we are a software company so you need to feel comfortable in a technical environment);
  • Analytical mindset and the ability to make sense of website data;
  • Ability to communicate effectively and work in a team;
  • Time management skills and deadline-oriented approach;
  • Some experience in running SEM campaigns.

Your role:

  • Perform regular audits and implement the necessary changes in all relevant areas (technical issues, content, backlinks);
  • Perform ongoing keyword research for blog articles and landing pages and support content writers in optimizing their content;
  • Plan and execute SEO campaigns and monitor progress against the defined goals;
  • Drive new initiatives and come up with ideas for a better SEO performance;
  • Monitor competitor activities and how we rank against them;
  • Monitor the latest SEO trends, tools and algorithm updates;
  • Collaborate with web developers, content writers, marketing specialists;
  • Develop guidelines and educate other team members on SEO-related topics.

In return we offer

  • Peer-to-peer workplace driven by holacracy practice;
  • Friendly work atmosphere and flexible working hours;
  • Possibility to work partly remotely;
  • Great level of independence in your new role;
  • Contract of employment or B2B contract;
  • Multisport card and private medical care (Enel-Med or Medicover);
  • Fresh fruit, coffee, creative rooms and table football in the office;
  • Great location at Warsaw Klif Tower;
  • Additional days and budget for development (up to 5 days/year and PLN 6000/year based on employee’s seniority).

Please send your CV and a document where you describe 2 successful SEO tasks you performed (or campaigns you managed). Please describe what you did, what your role was and what results you achieved.

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
480-680 PLN net/day (+VAT)
Contract of employment:
7.5-10.8k 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 are proud to deliver software solutions to IBM, Microsoft, Siemens, Citibank, Disney, NBCUniversal, Accenture, Amazon, Mozilla, Deloitte and hundreds more worldwide-recognized brands.

We're currently looking for a developer to join our backend team responsible for CKEditor Cloud Services.

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.
  • Being familiar with WebSockets.
  • Knowledge of KISS, DRY, SOLID principles.
  • Experience with message queues like RabbitMQ or AWS SQS.
  • Experience with CI/CD.

What we offer:

  • B2B contract (480 - 680 PLN net per day) or employment contract (7.500 - 10.800 PLN gross).
  • Working with a fantastic team of developers who are nice people after hours, too.
  • Stable, reasonable and flexible working conditions - you decide the starting hours and can take a break during the day if needed.
  • A great company where we cooperate, communicate openly, care for, and respect one another.
  • We highly value our employees’ development, providing challenging tasks and independent decision-making (choice of solutions, technology, tasks, etc.).
  • Additional days off and budget for self-development (up to 5 days and 6.000 PLN a year depending on the company tenure).
  • Private healthcare package of choice (either Enel Med or Medicover).
  • MultiSport card.
  • English lessons.
  • Friendly office with a relaxed atmosphere during and after hours.
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
680-860 PLN net/day (+VAT)
Contract of employment:
10.8-14.1k 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 are proud to deliver software solutions to IBM, Microsoft, Siemens, Citibank, Disney, NBCUniversal, Accenture, Amazon, Mozilla, Deloitte and hundreds more worldwide-recognized brands.

We're currently looking for a developer to join our backend team responsible for CKEditor Cloud Services.

What we expect you to have:

  • At least 4 years of experience.
  • Knowledge of Node.js.
  • 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.
  • Being familiar with WebSockets.

What we offer:

  • B2B contract (680 - 860 PLN net per day) or employment contract (10.800 - 14.100 PLN gross).
  • Working with a fantastic team of developers who are nice people after hours, too.
  • Stable, reasonable and flexible working conditions - you decide the starting hours and can take a break during the day if needed.
  • A great company where we cooperate, communicate openly, care for, and respect one another.
  • We highly value our employees’ development, providing challenging tasks and independent decision-making (choice of solutions, technology, tasks, etc.).
  • Additional days off and budget for self-development (up to 5 days and 6.000 PLN a year depending on the company tenure).
  • Private healthcare package of choice (either Enel Med or Medicover).
  • MultiSport card.
  • English lessons.
  • Friendly office with a relaxed atmosphere during and after hours.
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.
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Trusted and approved by

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

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