Senior Front End Developer

Job description

Why we do what we do

Office workers spend 95% of their time indoors. As your environment influences your mood, well-being and performance, 68% of employees are unhappy with their work environment, which costs companies millions every year. This is why Healthy workers’ mission is to build healthy workplaces around the world. Our web application is closely developed based on the needs of employees. In the near future, we aim to build intelligent buildings that can help employees to navigate, track and pro-actively react on the well-being and needs of the employees. 

Your role

We are looking for an experienced Senior Front End Developer who is able to bring our product to the next level. As we are going from startup to scale-up, we are looking for someone who can lead the front-end development for our platform. Our team is strong, dedicated and diverse. We work intensively to succeed together.


Your challenge as frontend developer in this journey is to create a fantastic user experience on all popular browsers (including internet explorer 10 ;) ) and mathematically precise data visualisation of both hard data (sensor data) as well as soft data (survey data). Through pragmatic, yet clean and maintainable code.


Our stack

  • JavaScript (ES6);
  • React;
  • Redux;
  • Docker;
  • CSS3;
  • HTML5.

What you'll be doing

  • Create extensible, clean and maintainable code for our clients’ user experience;
  • Implement new features and make sure that they are thoroughly tested;
  • Work side by side with our back-end developers to connect the UI to our server-side API;
  • Collaborate with our UX/UI designers on the look and feel of the UI;
  • Make an impact in our fast, agile development and release cycles;
  • Use your experience to weigh in on decision making processes;
  • Help your peer developers improve by spreading your knowledge throughout the team;
  • Can thrive under pressure, in a dynamic environment with multiple deadlines
  • Are a positive, fast learner who can quickly grasp complexities;

What we offer you

  • A full-time job with a competitive compensation package;
  • A healthy working environment in the beautiful and dynamic workspace at B. Amsterdam;
  • The opportunity to make your mark on workplace performance all around the world;
  • Unlimited vacation days;
  • Flexible working hours;
  • Budgets for personal development;
  • The opportunity to grow as we do.


Besides being a great person, we would also like that you:

  • Have at least 5+ years of experience building web applications;- Have strong fundamentals in HTML, CSS and vanilla JavaScript;
  • Have experience with modern javascript frameworks, preferably React; 
  • Have experience with Flux based state containers, preferably Redux
  • Ideally have some experience with functional programming, asynchronous javascript and/or Promises.

How we work

Healthy Workers is committed to developing the first data analytics platform for measuring the impact of the physical work environment on employee well-being. Healthy Workers combines employee input and sensor data to help companies create the best possible work environment for their employees. We've laid down the core of the product and spent the past year running pilots at corporate organizations. We are in a phase of quick learning and development to become the power behind high-performance workplaces worldwide.