UX/UI client application design

We designed the entire user experience and carried out the front-end development of the application and customer portal for the Grupo Argos energy company, CELSIA.

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How did we do it?

  • We analyze the documentation
  • We collect user stories
  • We define the architecture of the website
  • We design all the navigation
  • We create the prototypes
  • We develop the front-end



  • Invoice consultation and payment
  • Consumption history
  • Damage report
  • Payment arrangements
  • Consumption simulation
  • Online support
  • Acquisition of products


Substantial increase in the use of the application thanks to the improvement of the user experience. We lay the groundwork of the CELSIA design system.


  • Figma
  • HTML5
  • SCSS
  • JS
  • PHP

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