Front-end Developer


Ready to change the world?


HAL24K offers operational and predictive intelligence solutions through a combination of advanced data science techniques and its SaaS-based HAL24K Dimension platform.

Dimension brings all the components of data science into one platform to enable customers to explore & analyze data, train models, create forecasters, develop APIs and visualize output from within a single platform.

Job Description

We require a JavaScript front-end developer who will be responsible for developing and improving the front-end components of our Dimension platform. Your primary responsibilities will be to bridge the gap between the visual elements and the server-side infrastructure, and define how the application looks and functions. You will have to coordinate with the rest of the team working on different layers of the infrastructure; therefore, a commitment to collaborative problem solving, sophisticated design, and product quality is essential. You will form part of our international team based in our Amsterdam offices and must be eligible to work within The Netherlands.


  • Develop new user-facing features
  • Build reusable code and libraries for future use
  • Ensure the technical feasibility of UI/UX designs
  • Optimize applications for maximum speed and scalability
  • Collaborate with other team members and stakeholders



  • Strong understanding of JavaScript, its quirks, and workarounds
  • Strong understanding of web markup, including HTML5 and CSS3
  • Familiarity with AngularJS
  • Excellent English verbal and written skills


  • Proficient understanding of cross-browser compatibility issues and workarounds
  • Familiarity with front-end build tools, such as Grunt and Gulp.js
  • Proficient understanding of code versioning tools, such as Git
  • Good understanding of browser rendering behavior and performance
  • Experience with Leaflet, Plotly and Angular UI Grid
  • Simulation and 3D rendering of complex data


This is a chance to get in early and be part of a team of ambitious software engineers and data scientists who are creating software and solutions for real-world city-scale AI projects. 

We want to change lives for the better and if you do too, we’d love to hear from you. 


Please contact us by emailing to or by filling the contact form here.