Developer JavaScript (Core Team) (m/f/d)

Developer JavaScript (Core Team) (m/f/d)

Full time/ Location: Sofia, BG

We develop Plesk, a server and web application control panel sold in 140 countries worldwide. Haven’t you heard about us? It needs to be fixed as 6% of the websites on the Internet are managed by Plesk. Our R&D works in Sofia and Cologne, as well as other EU locations. We write in PHP, JavaScript, Go, and Python. We cooperate with Amazon Web Services, Google Cloud, Alibaba Cloud, Microsoft Azure, and other Top-100 companies in the hosting industry.

Working in the Core team is working at the heart of Plesk, creating the company’s core product and working closely with all other teams, it is an opportunity to make decisions that affect the work of the entire product. The team is engaged in both frontend and backend, API and SDK development, and DevOps their services. The product is large and complex, and you need to know a lot and be able to make big changes — this does not let engineers get bored.


  • Write new code and maintain existing functionality written in JavaScript programming language.
  • Develop and maintain unit, functional, and integration tests.
  • Develop the new auxiliary services and maintain existing ones.
  • Fix bugs.


Language Skills – Fluent English


  • 4+ years of experience in software development (web apps)
  • Excellent knowledge and practical experience in JavaScript
  • Experience in modern JavaScript UI libraries and frameworks (React preferable)
  • Experience in writing unit and functional tests
  • Team work experience (Git, code reviews, issue tracker)
  • English level: intermediate or higher

 Would be nice if you have an experience with:

  • Practical experience in PHP
  • Linux and/or Windows system administration experience
  • Experience in maintenance of big code bases (100K+ lines of code)
  • Active GitHub profile (50+ commits per year)

Do not hesitate to apply if you are not familiar with everything listed above. We love to teach those who are willing to learn.


  • Spirited, intelligent, quirky, friendly, adventurous – Plesk employees have been called all of these things, but with our varied skill sets and personalities, we defy labels.
  • We are a tight-knit team that constantly challenges and encourages one another. Best of all, we sincerely believe in the value of the work that we do. And with 20 years under our belts — we’re not looking to slow down anytime soon.
  • Enjoy full integration from day one and continuous feedback.
  • Work with a cool team and enjoy an open-door policy on all levels.

Have we caught your interest?

Please send us your complete application via the link below.

For us to be able to collect and process your personal data, please read and accept our Job Applicant Data Policy. You can also read about our recruiting process and how we stay GDPR compliant. Get more information on our Privacy Policy here.

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    We need your skills and expertise

    Plesk is the leading WebOps platform and hosting control panel that supports operations for over 11 million websites, 19 million mailboxes and 400,000 servers. Our customers are developers, designers, agencies, IT administrators and hosters.

    Our Mission

    We strive to provide a more secure and efficient platform to help web professionals and hosting companies automate and manage their projects and infrastructure, allowing them to focus on growth.

    We need your skills and expertise

    Young and
    global team

    We know
    our stuff

    We love
    our people

    to grow

    Sofia (Bulgaria)

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