Ciklum is a global digital solutions company headquartered in London, UK.
6 грудня 2023

Senior JavaScript (Node.js) Developer (23000BR1) (вакансія неактивна)

Київ, Львів, Дніпро, Вінниця, віддалено

Ciklum is looking for a Senior JavaScript (Node.js) Developer to join our team full-time in Ukraine.

We are a leading global product engineering and digital services company that unites 4000+ seasoned professionals globally on various projects in healthcare, fintech, travel, sportswear, entertainment, and security. Ciklum delivers high-impact technology solutions to Fortune 500 and fast-growing organisations worldwide.

About the role:

As a Senior JavaScript (Node.js) Developer, become a part of a cross-functional development team working for the world leader in AI powered code completion, supporting more than 30 languages in 15 IDEs. Works tirelessly building the tools that help the dev community write twice the code, in half the time. Trusted by over 1 million developers around the globe and growing fast!

You wake up ready to chew through coding challenges. You effortlessly hop between languages like Rust, Python, Kotlin and TypeScript just to keep from getting bored. You recognize the beauty and elegance in a perfectly written line of clean code. You know that vigorous debate with your teammates and rigorous testing are the key ingredients to success. You’re committed to the community and keeping things open source because in the end we’re doing all of this for them.


  • Design and implement complex web applications using the established approaches and best practices
  • Improve existing engineering and quality standards in a team and help other team members adopt them
  • Open to learning and working with various programming languages, frameworks and concepts including Rust, Python, Java, React, open source
  • Create CI/CD pipeline by template and/or assist DevOps team in creating more complex pipelines
  • Participate in the hiring process and technical interview activities
  • Coach/supervise middle/junior engineers by demand of the project


We know that sometimes, you can’t tick every box. We would still love to hear from you if you think you’re a good fit!Software Design:

  • Proficient in different API architectural styles (monolith, microservices, serverless)
  • Experience in designing solutions using the proper patterns and development standards

Software development:

  • Solid background in Node.js and building high-performance applications
  • Use of advanced features in Node.js
  • Use of complex queries and aggregations to databases (Postgres, Redis)
  • Versatile approach to software engineering including diverse tech stack (React, Rust, Python + tell us what you can)
  • Nice to have experience in R&D and LLMs API

Quality Assurance:

  • Practical experience with testing approaches and tools
  • Supporting code quality metrics
  • Familiar with monitoring and logging tools

Software Deployment:

  • Hands-on experience with application deployment patterns and tools (Docker, Kubernetes)
  • Prior record in infrastructure configuration using popular cloud providers (like AWS, GCP, Azure) or Virtual Private Cloud

Personal skills:

  • Communication is a key. You speak and write in English fluently or at least at upper-intermediate level.


  • Following the “said and done” principle
  • Accountability for the own scope of work


  • Proactive in efforts to deliver results according to expectations
  • Suggesting new ideas, and looking for alternative solutions


  • Eager to learn and grow: curios, keen to constant self-development
  • Constantly improving own mastership

Effective communication:

  • Ability to express ideas, thoughts and questions simply, concisely and in a structured way

What`s in it for you?

  • Care: your mental and physical health is our priority. We ensure comprehensive company-paid medical insurance, Mental Health programs, as well as financial and legal consultations
  • Tailored education path: boost your skills and knowledge with our regular internal events (meetups, conferences, workshops), Udemy licence, language courses and company-paid certifications
  • Growth environment: share your experience and level up your expertise with a community of skilled professionals, locally and globally
  • Flexibility: choose how you want to work — a 100% remote or on-site in our offices. Own your schedule — you are the one to decide when to start your working day. Just don’t miss your regular team stand-up
  • Opportunities: we value our specialists and always find the best options for them. Our Internal Mobility Program helps change a project if needed to help you grow, excel professionally and fulfil your potential
  • Global impact: work on large-scale projects that redefine industries with international and fast-growing clients
  • Welcoming environment: feel empowered with a friendly team, open-door policy, informal atmosphere within the company and regular team-building events

About us:

Discover the pros of 20-year global experience! Join one of the largest IT companies in Ukraine, awarded as one of the top 10 employers in Ukraine by Forbes.
Boost your skills and make a difference with cutting-edge projects, skilled colleagues and the latest tech stacks.
Ciklum has been recognised as a veteran-friendly business by the Veteran Hub in Ukraine.
We're committed to creating a welcoming environment for veterans and developing processes that meet their needs. We value the skills and unique perspectives military veterans can bring to our business and are willing to support their transition to civilian life.

Be bold, not bored!
Interested already? We would love to get to know you! Submit your application. We can’t wait to see you at Ciklum.