James Herrera
@jamesherrera
Senior product designer, 13+ years. AI-native UX/UI, design systems and end-to-end product work for SaaS and B2B. Remote from Spain, CET.
What I'm looking for
I’m a senior product designer (UX/UI) and senior graphic designer with 13+ years’ experience, working remotely from Spain on CET.
I've designed and shipped end-to-end digital products for abodoo, Plentific, Cycloid, boohoo, and Betfred across SaaS, technology platforms, ecommerce, and remote teams.
At abodoo, I designed flows, wireframes, prototypes, and handover specifications for the Skills Suite as it grew from one product to five. I also built and maintained a design system of more than 3,000 components and variants, and created product videos, pitch decks, prototypes, and web content supporting adoption, growth, and investor acquisition.
At Plentific and Cycloid, I improved complex B2B and DevOps workflows through research, testing, information architecture, and high-fidelity prototypes. I've redesigned complex interfaces across multiple user roles and collaborated closely with product managers and engineers to improve delivery quality.
I'm an AI-native product designer who combines visual design, UX, and business thinking. I use AI-assisted workflows across research, prototyping, and production, and I can take products from discovery through implementation, including responsive website builds and analytics.
Experience
Work history, roles, and key accomplishments
Senior Product Designer
Fontaine Design
Jan 2026 - Present (7 months)
Design and build production websites end to end, covering UX, UI, front-end build, responsive layout and analytics. Built and published a case study on designing and building a local AI workstation, using AI tools across the research, prototyping and build.
Senior Product Designer
abodoo
May 2024 - Dec 2025 (1 year 7 months)
Designed user flows, wireframes, interactive prototypes and handover specifications across the Skills Suite as it grew from one product to five. Built and maintained the design system library, over 3,000 components and variants. Produced 20+ product videos, pitch decks and web content supporting adoption, growth and investor acquisition.
Designed and delivered new features for a complex B2B SaaS platform in property repairs and maintenance, improving workflows across multiple user roles. Optimised usability through research, testing and flow redesign. Standardised design and validation processes and worked closely with product managers and engineers, supporting client acquisition through demo prototypes.
Redesigned every screen of a complex DevOps platform, 14 top-level sections with nested tabbed views, improving usability and simplifying workflows for technical users through clearer information architecture. Defined site maps, user flows and high-fidelity interactive prototypes, reducing friction in key user tasks and demonstrating concepts to the team.
Freelance Designer
Fontaine Design
Dec 2019 - Mar 2020 (3 months)
Independent design consultancy working with early-stage startups on digital product and brand between contracts. Designed interfaces, marketing material and motion content, covering UI screens, interactive prototypes and animated promotional assets. Tools: Adobe After Effects, Photoshop, Illustrator, InDesign, Adobe XD, Blender 3D and Sketch.
UX/UI Designer
Arrk Group
Jul 2018 - Nov 2019 (1 year 4 months)
Designed and delivered wireframes, working prototypes, copy and final UI specifications for web and mobile applications, supplying the development team with iOS, Android and web assets through InVision and Zeplin. Built and maintained the DSM library, improving consistency across client projects. Contributed to design sprints and field user testing run by the product team.
Freelance Designer
Fontaine Design
Sep 2017 - Jun 2018 (9 months)
Independent design consultancy delivering visual solutions for emerging startups. Delivered logos, posters, digital interfaces and marketing material for early-stage startups, spanning identity, web and print. Tools: Adobe Suite, Blender 3D and Microsoft Office.
Freelance Graphic Designer
tastecard
Jul 2017 - Sep 2017 (2 months)
Developed artwork for Dining Club Group, an employee benefits company. Designed banners, email campaigns, landing pages and presentations for three brands in the group: tastecard, Gourmet Society and hi-life. Tools: Adobe Suite and Microsoft Office.
Redesigned the website and mobile experience for an online fashion retailer, covering icons, banners, navigation and the checkout flow across devices. Built interactive prototypes and ran Monetate tests for qualitative analysis, iterating designs based on user feedback. Created standardised templates to IT guidelines and documented the redesign in full.
Senior Graphic Designer
Betfred
Oct 2012 - Jun 2016 (3 years 8 months)
Led and mentored a four-member design team, and filled an unexpected vacancy as Acting Head of Design for four months. Delivered a full company rebrand covering website redesign, logo, UX/UI enhancement and new brand guidelines. Built working prototypes from sketches and wireframes, ran A/B testing, and standardised templates for the design team.
Education
Degrees, certifications, and relevant coursework
SolidSolutions
Certificate, Engineering
Completed the SolidWorks Essentials Certificate at SolidSolutions in Manchester, UK in 2017.
University of Wales
Certificate, Engineering
Completed the CATIA Certification from Dassault Systèmes at the University of Wales, Cesine Campus in Spain in 2012.
University of Wales
Master's Degree, Innovation and Technology Management
Earned a Master's Degree in Innovation and Technology Management from the University of Wales, Cesine Campus in Spain in 2012.
University of Wales
Bachelor's Degree, Industrial Design and Multimedia Engineering
Earned a Bachelor's Degree in Industrial Design and Multimedia Engineering from the University of Wales, Cesine Campus in Spain in 2011.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Portfolio
portfoliojfh.comSalary expectations
Social media
Job categories
Skills
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