I am Andreu Mariner, designer and frontend developer. I work with a hybrid approach that allows me to create end-to-end digital products: from branding strategy to code architecture. I am especially interested in how design becomes a system, how code can be a creative tool, and how artificial intelligence amplifies the way we think about and build products.
AI has arrived in web design to stay. But using it well requires knowing when it helps and when it replaces the critical thinking a professional cannot delegate.
Why hiring a strategic freelance web designer isn't a risk, but a competitive advantage. Discover the 5 systems that protect your investment.
A design system is not just a component library. It's the visual and technical grammar that keeps a product coherent as it scales.
Exploration projects without a client, without a deadline, and without a budget are the ones that have taught me the most. Here's how my experimentation practice works.
Frontend is not just 'the visual part'. The choice of technology stack determines performance, maintainability and the real user experience.
Branding is not a nice logo. It's the system of perceptions that makes a client choose you over someone else. Here's what it actually involves.
Animations in a digital product are not decoration. They are communication. Here's how I decide when to use motion and when to suppress it.
Being a freelance web designer is not just a way of working. It's a way of living, with real consequences for how you think, decide, and relate to others.
Before investing in specialized freelance web design, find out if your business has the maturity needed — or if a redesign right now would be a strategic mistake.
The architecture of a digital product, its speed, its navigation logic: all of that matters more than the color palette. This is how I think about product design.
Discover what the technological ecosystem, conditions, and daily life are like for a freelance web developer and designer in Castellon.
Work culture is the invisible system that connects how I think, how I design, how I write code, and how I collaborate with others.
Understanding product design as a decision-making system to provide clarity and execution through explicit criteria.