Required skills
Languages: French
Job description
We are looking for an experienced UX/UI Designer - Front-end Developer to design and improve user interfaces for the open-source software CATALA's testing and debugging tools.
Project overview
As part of a framework agreement lasting 2 to 4 years, we are looking for an experienced UX/UI Designer – Front-end Developer to participate in the design and improvement of the user interfaces for the open-source software CATALA's testing and debugging tools.
The consultant's main mission will be to design ergonomic, intuitive, and accessible interfaces, suitable for both developers and non-IT users.
They will be involved in defining user journeys, creating mockups, and optimizing the user experience of technical tools.
In collaboration with the client's teams and front-end developers, they will ensure interface consistency and support their technical implementation in JavaScript, TypeScript, and OCaml environments.
Profile sought
We are looking for an experienced UX/UI Designer, ideally with at least 3 years of experience in interface design and user experience improvement.
The candidate must master the principles of ergonomics and HMI design, and have front-end development knowledge, particularly in JavaScript and TypeScript.
Experience in designing interfaces for technical tools, complex business applications, or tools intended for developers is a real asset.
Knowledge of DSFR (State Design System), as well as experience in visualizing execution traces or decision trees, will be particularly appreciated. Knowledge of DSFR (State design system)
Work environment
The consultant will work in a technical environment dedicated to the design and improvement of user interfaces (HMI) for the open-source software CATALA's testing and debugging tools.
- Location: Paris 13th and remote work.
- On-site presence: 0 to 10% as an indication.
- Framework agreement duration: 2 to 4 years.
- Estimated volume: 30 to 45 days, mainly in the first year.
- Occasional interventions according to project needs.
- Recommended experience: 3 years minimum in UX/UI.
Project details
- Start: 03/01/2027
- Duration: 24 mois renouvelable
- Remote: remote
- Location: Paris, Île-de-France, FR
- Rate: 50-69 EUR/h
- Languages: French
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