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.


  • Design and develop new user-facing features

  • Optimize applications for maximum speed and scalability

  • Collaborate with other team members and stakeholders

  • Lead the UX/UI design


You will require excellent written and verbal English as this is an international working environment.

Must have:

  • Strong understanding of JavaScript, its quirks, and workarounds

  • Extensive experience with one of the JavaScript frameworks React/Angular/Vue

  • Strong understanding in UX/UI design. Strong understanding of web markup, including HTML5 and CSS3

  • Experience with building scalable front-end

  • Experience with front-end testing frameworks

  • Proficient understanding of cross-browser compatibility issues and workarounds

Other useful skills include:

  • Familiarity with front-end build tools (Gulp)

  • 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, weā€™d love to hear from you. 


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