PubGENIUS is a cutting-edge React.Js + Next.Js agency and Ad Tech startup that develops innovative digital products for clients across the US and Europe. We are seeking a talented UX/UI Designer who is passionate about creating exceptional user experiences that solve real-world problems.At pubGENIUS, we believe design is more than just aesthetics. It's about understanding user needs, challenging assumptions and creating digital solutions that are intuitive, effective and delightful. We are looking for a designer who embraces this philosophy — someone who starts with user research, thinks critically and ensures every design decision is grounded in solving a genuine user problem.Minimum 2 years of professional experience in UX/UI designStrong portfolio showcasing end-to-end design work for web and mobile applicationsDeep understanding of user-centred design methodologies, interaction design principles and visual design fundamentalsProficiency in Figma, including experience with design systems and component librariesProven ability to conduct user research and translate findings into actionable designimprovementsSolid grasp of responsive design principles and best practicesConfidence in challenging assumptions and advocating for user-focused design solutionsFamiliarity with AI tools and their application in the design processStrong ability to work independently, manage time effectively and communicate asynchronouslyFluent English (C1 level) with excellent written and verbal communication skills for client-facing interactionsExperience collaborating with geographically distributed, multicultural teamsPreferred QualificationsExperience working in a digital software agency or software development companyBasic understanding of front-end technologies (HTML/CSS)



to effectively collaborate with developersFamiliarity with prototyping and usability testing toolsDomain expertise in fintech, Ad Tech, iGaming, healthcare or e-commerceExperience using AI-assisted design tools like Cursor or Claude Code for prototyping and building interactive conceptsKey ResponsibilitiesOwn the end-to-end design process across multiple client projects, from initial discovery and wireframing through to final high-fidelity interfacesConduct comprehensive user research, including usability testing, interviews and data analysis, to understand user requirements and validate design decisionsTranslate complex business requirements into intuitive design solutions, creating wireframes, prototypes and high-fidelity designs in FigmaDesign responsive, accessible and technically feasible interfaces that adhere to best practices, design principles and WCAG (Web Content Accessibility Guidelines)Develop and maintain design systems and component libraries to ensure consistency and efficiency across projectsCollaborate closely with project managers, developers and QA teams throughout the design and development processLeverage AI tools to enhance your workflow, explore design alternatives, prototype concepts and improve overall output qualityPresent and defend design decisions to clients and stakeholders, advocating for user-centric solutionsContinuously test, learn and iterate designs based on user feedback and data-driven insightsFully remote work with the option to work from anywhereFlexible engagement options: freelance, part-time or full-timeCompetitive hourly compensationFlexible working hours and an asynchronous work environmentOpportunity to work with a diverse, integral team across various projectsContinuous learning and professional development opportunities#J-18808-Ljbffr

📌 Ux/Ui Designer (Sevilla)
🏢 pubGENIUS
📍 Sevilla