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Senior UI/Visual Designer


Full TimeuiBarcelonaSpainPosted 2 years ago

We are Marfeel, one of the hottest European start-up companies in the mobile ad-tech world. Our headquarters are based in sunny Barcelona and our office has a huge terrace to enjoy!

At Marfeel, we are seeking a talented and enthusiastic Visual Designer to imagine, prototype, iterate and optimize the next generation of mobile digital reading experience.  We’re looking for someone who values user experiences that are creative, seamless, effective, thoughtful and always delightful for our varied audiences.

As a Senior UI/Visual Designer at Marfeel you will:

  • Work on all company visual design projects including in-app graphics, iconography, marketing communications, and brand
  • Work with engineers and user experience designers to produce concepts and ideas using multiple mediums including sketches, prototypes, and digital tools
  • Manage design libraries and design systems with adherence to product branding requirements
  • Maintain and update the design and identity guidelines for all Marfeel brand assets and materials
  • Contribute to high-level strategic decisions with the rest of the team
  • Produce high-quality visual designs–from concept to execution, including those for desktop, web, and mobile devices at a variety of resolutions (icons, graphics, and marketing materials)
  • Create and iterate on assets that reflect a brand, enforce a language, and inject beauty and life into a product
  • Oversee the development and delivery of effective user interfaces
  • Produce pristine visual designs by pushing creative limits
  • Communicate effectively and present ideas and designs effectively, so information is easy to read, easy to understand and easy to find
  • Work and simultaneously manage multiple projects, including a digital analytics team to assess the impact of all UI design and usability changes
  • Generate clear ideas, concepts, and designs of creative assets from beginning to end
  • Stay on top of the latest standards, changes, trends in visual design field

Main requirements

  • At least 5 years of professional experience in a similar role
  • Expert knowledge of UI design principles and techniques
  • Expert knowledge of responsive design and mobile UI
  • People might hear you say this in the wild: “The kerning is off and the button should be 1 pixel to the left!”
  • You sweat the small details that others overlook and adjust every single pixel to ensure that the end result is perfect
  • You are the final arbiter of good taste
  • You own the color palette, grid, typography, layout, icon style, and visual and branding assets in the user interface
  • You enjoy creating the visual expression of the brand as the company wants to see themselves
  • You understand that visual adornment is meant to support the experience, and not be the experience
  • How something looks should be serving how it works. You can’t separate visual design from interaction design (loops, state changes, changes in data...)
  • You have the ability to refine other people's ideas and come up with new ones to create a highly designed visual experience
  • Well organized, responsible and dedicated, with the ability to work on multiple projects and deliver refined design in a short time
  • Eager for knowledge and self-learning, able to learn new tools quickly and work in a fast-evolving environment
  • Ability to absorb and apply constructive criticism from peers and clients
  • Your life guideline is “Less is More”
  • Your first steps in design world were with Photoshop, but now you can’t live without Sketch
  • Motivated, driven, and works well independently and with a team
  • Hands-on and proactive
  • Fluent English it’s a must

Nice to have

  • An outstanding portfolio featuring examples of graphic, visual or interactive design in the reading, magazine, newspapers field
  • Examples of designs using microinteractions
  • Experience with HTML, CSS, JavaScript or React


  • Talented, international and multicultural team (more than 30 nationalities and more than 8 languages). You will not get lost in translation
  • Flexible working hours
  • Free coffee, tea, juices and soft drinks
  • Sunny office terrace
  • Ping-pong, Mario Kart and foosball tournaments
  • Free language and yoga classes
  • Team building events
  • Training, books and all you need to feel the empowerment
  • Beach: 30 minutes walking
  • Transport, restaurant and kindergarten tickets
  • And, Referral Bonus if you bring other talented people like you
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