Job details

Senior Front-end Engineer (TypeScript, React)

  • Cypress
  • TypeScript
  • Git
  • JavaScript
  • Playwright
  • ReactJS
  • React

This job might be expired

Reasons could include: the employer is not accepting applications, is not actively hiring, or is reviewing applications.

Posted: 1 month ago


Founded in 2011, Cleeng is the Subscriber Retention Management® Company. Focusing on the Media & Entertainment industry, we help our clients create a long-lasting relationship with their subscribers by providing the best D2C operational tools as well as predictive analytics. Our solutions are used by many leading broadcasters worldwide including NFL, CBC, NHL, CHL, Big10Network, MXGP, Nordisk Film, Optus Sport & Sinclair Broadcasting. Cleeng’s fully SaaS solution is built for scalability, flexibility, robustness and innovation.

Working at Cleeng is rewarding, fun and challenging. We thrive on innovation, are fast growing & generate a profitable business. Come join our team, make a real contribution, and help shape the future of video consumption.

Your Mission

We’re looking for a talented front-end software engineer who will help us build the next-generation subscriber management software. 

Your mission at Cleeng will be to create high-quality, responsive user interfaces for Cleeng’s core products. You will work closely with Product Managers, UX Designers and Back-end Engineers to help shape the best possible experience for our users. We expect you to have a solid background in developing JavaScript/TypeScript applications, care about code quality and be a person that pays close attention to details. 

Once you join the team, you will have a direct impact on the future of our platform. We are looking for someone who is actively looking for ways to improve how things work and is interested in understanding the business domain as well.


  • Develop new features using React, in collaboration with UX designers, engineers, and product managers.
  • Architect efficient and modular front-end code to enhance Cleeng's user experience.
  • Proactively identify opportunities for product improvements
  • Build and maintain robust unit and integration tests.
  • Quickly resolve bugs and implement robust solutions for complex issues.

Required Skills/Experience:

  • Proven track record in building React.js applications (5+ years preferred).
  • Proficient in web technologies: HTML, CSS, web APIs, and browsers.
  • Working knowledge of TypeScript
  • Focus on quality & unit testing
  • Experience in crafting responsive, mobile-first user interfaces.
  • Familiarity with developer tools like webpack and state management libraries.
  • Strong written and oral communication skills in English (B2 minimum, C1 preferred).
  • Ability to grasp, model, and document complex processes with abstract thinking.
  • A proactive, result-driven approach
  • Enthusiasm for continuous learning and knowledge sharing.

Nice to have:

  • Leadership experience (or willingness to get some!)
  • Hands-on experience with AWS Lambda and the Serverless framework.
  • Experience with Playwright or other functional testing tools
  • Experience with node.js or server side programming

Few words about our tech stack and organization:

  • We use React as our primary frontend framework
  • We write new code in TypeScript and migrate legacy JS code to it
  • Our APIs are built as Lambda functions inside AWS environment, using Node.js
  • We have automated tests & continuous integration process
  • Our transactional platform is built with PHP
  • We organize our work using Agile approach

We love sharing knowledge and improving our skills on internal workshops and training!

What we offer

  • Flexible working hours and form of employment;
  • Possibility to work 100% remotely;
  • 100 % paid sick leave within the agreed limits;
  • Events, celebrations
  • Work with an international team of well - rounded experts in Amsterdam (HQ), Poznan, Manila, NYC. 16 nationalities and counting!
  • Work on unique, market-leading, SaaS products, with clients all over the world, from New Zealand, Japan, Europe, US, and Latam;
  • Work closely with people who value diversity, hard work, friendly relationships and love their jobs, and get all together to the next level!