Job Description Full-Stack Developer (Web App & AI Integration) Description We are looking for a Full-Stack Developer to collaborate on the development and evolution of SUNspot, an operational web app built with Google AI Studio and currently in the validation and growth phase. The project is at an early yet advanced stage in terms of product maturity; therefore, we seek a candidate with strong technical skills and a product-oriented mindset—someone eager to contribute to a growing initiative offering real opportunities for professional growth. Responsibilities * Evolution and enhancement of the existing web app. * **Integration and optimization of functionalities developed in Google AI Studio.** * Frontend development and refinement (user experience, interaction, maps). * **Backend logic development (user flows, features, integrations).** * Coordinated work with partners in defining and prioritizing tasks. Desired Profile * Experience as a full-stack developer in web projects. * **Ability to work autonomously and goal-oriented.** * Interest in early-stage digital projects. * **Experience with APIs, mapping services, cloud environments, or applied AI is highly valued.** Collaboration Terms * Flexible collaboration model, primarily remote. * **Preference for candidates based in Valencia or nearby areas for periodic in-person meetings.** * Compensation tied to milestones, specific assignments, and project progress, with potential to formalize progressively structured agreements as the product grows and the business model becomes validated. * **Medium-term commitment, with intention to continue and jointly develop the project.** What We Offer * Active participation in a real, already-developed product. * **Opportunity to influence technical and product decisions.** * Flexibility and a collaborative environment. * **A project with growth and scalability potential.** Employment Type: Permanent contract Salary: €300.00–€400.00 per month Work Location: Remote