Position Summary: We are seeking a self-employed professional specialized in Frontend and UX/UI for digital projects, to enhance user experience and the visual quality of products. Key Highlights: 1. Professional collaboration as a self-employed contractor on innovative projects 2. Participation in digital projects focused on design and prototyping 3. Improvement of user experience and visual quality of products Within NexTReT’s Digital Transformation area, we aim to temporarily reinforce our team with a **self-employed** professional specialized in **Frontend and UX/UI**, who will contribute to digital projects centered on design, prototyping, and application evolution. The selected candidate will participate in initiatives aimed at improving the user experience and visual quality of digital products, collaborating with technical and functional profiles within dynamic development environments and engaging directly with clients. **Main Responsibilities:** Design and prototyping of digital applications Maintenance and evolution of existing websites Collaboration with the DTX team on frontend and UX/UI projects Direct client interaction regarding the functional and visual aspects of solutions **What We Offer:** Professional collaboration as a self-employed contractor Workplace: Barcelona (Rambla Catalunya) Remote work: 100% Estimated minimum commitment of 6 hours per day Participation in innovative digital projects within the digital transformation area You will join a company committed to equal opportunities for all individuals, striving to maintain an inclusive and non-discriminatory workplace. We value diversity and will consider all applications regardless of origin, gender, age, religion, sexual orientation, or any other personal characteristic. *“If you are shortlisted and selected to join NexTReT, we will request additional information to process your contract, solely to verify the information provided in your CV—particularly academic qualifications and relevant professional experience. If you have questions about how to provide partial information, please inform the person managing your onboarding process.” **Requirements** Minimum qualification: Vocational Training Certificate (CFGM) Professional experience of 1–3 years in application or website design and prototyping Figma WordPress HTML and CSS design and prototyping Proficiency in Adobe Suite Knowledge of Google Analytics Experience in direct client interaction Professional-level Spanish and Catalan