Antonio Pratas, Designer in London, United Kingdom
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Antonio Pratas

Verified Expert  in Design


London, United Kingdom
Toptal Member Since
April 6, 2016

Antonio has been a digital designer since 2005, doing UI and UX work. He has worked in a number of high-profile advertising agencies (Havas Digital, McCann London, AMV BBDO), The Economist Intelligence Unit, innovative consulting agencies such as RMA Consulting and Impossible, and startups such as Farfetch. His clients include Virgin Media, Roche, Microsoft, IBM, DHL, Nescafe, and more. Antonio is also an occasional writer, speaker, and mentor.


Work Experience

UX Designer

2023 - 2023
build'r Inc.
  • Researched industry competitors and gathered an understanding of the competitive features.
  • Designed user journeys for the entire process of a mobile app for a marketplace.
  • Designed wireframes and created a prototype to illustrate and test the app experience with potential users and investors.
Technologies: Mobile UX, UX Audits, User Flows, UX Wireframes, Design Validation, App Design, UX Strategy, Gamification, Social Networks, Rapid Prototyping, iOS, UX Design

Design Consultant for a Digital Agency

2022 - 2022
Locus Digital LLC
  • Reviewed the design and gave feedback to other designers on the website design for a pitch proposal.
  • Revisited agency sales pages from a design perspective to improve the consistency and user experience.
  • Reviewed and advised on enhancing an intake form for new clients to improve the information required for the design team.
Technologies: Design Consultation, UX Design, UI Design

Mobile App Designer

2022 - 2022
Daniel Palmer
  • Designed the MVP for an app that allows users to easily browse and purchase e-sim cards.
  • Created the brand logo for the startup and mobile app.
  • Built wireframes and user flows to better understand the experience and needs of the mobile app users.
Technologies: Mobile App UI, Figma, iOS, Android, User Experience (UX), User Interface (UI), Design, Digital Design, Mobile UI, Mobile, Visual Design

Luxury Brand UI and Interaction Designer

2021 - 2021
Hunter Douglas North America
  • Redesigned the website for Hunter Douglas, creating a responsive website design that was more modern and accessible.
  • Created the prototypes exemplifying the interactions and navigation of the menu.
  • Designed an image gallery app selector for sales teams to work in the store.
Technologies: User Interface (UI), Adobe Experience Design (XD), Interaction Design (IxD), UI Design, Typography, Branding, Visual Design

Lead Designer

2021 - 2021
Glimpse Protocol
  • Designed an advertising management platform based on the Ethereum network for publishers and websites.
  • Ran user interviews of key users to better understand the needs of the users and the types of interactions that are expected from the industry.
  • Created low-fidelity wireframes and did user testing.
  • Created final visual designs and prototypes for the platform. Designs included dashboards and multi-page forms.
Technologies: Figma, User Experience (UX), User Interface (UI), Web UI, Web UX, Web App UX, Web App UI, Web App Design, Testing, User Testing, User Interviews, Landing Page Design

UX Designer

2020 - 2020
JTI (Japan Tobacco International)
  • Reviewed the UX of the current mobile app for the sales teams.
  • Designed wireframes with a new UX proposal to improve the current UX of the mobile app.
  • Created an audit document with the review and analysis with descriptions of the app's weak points and presented new designs with suggestions for improvements to the UX of the current app.
Technologies: UX Audits, UI Audits, Heuristic Evaluation, Usability Heuristics, UX Research, eCommerce, Prototyping, Salesforce, Customer Relationship Management (CRM)

Senior Product Designer

2018 - 2019
  • Served as the lead designer for Shop Floor app for Chanel.
  • Contributed to prototyping and animation for the Smart Mirror feature in a new Chanel shop in Paris.
  • Helped reorganize and restructure the working design file systems to kickstart a new design system for my design team.
  • Vocalized the importance of design leading product which had an impact in a team restructure.
  • Handled the user testing in-store at Browns East, a luxury fashion store in Shoreditch, London, to better understand the users' needs while using our Shop Floor app.
Technologies: Jira, Zeplin, Abstracts, Sketch, InVision

Senior Digital Designer

2018 - 2018
  • Designed the interface for a new subscription service for Nescafé.
  • Designed a mobile app on iPhone (iOS) to accompany a Nescafe coffee machine and engage the users.
Technologies: Principle, InVision, Sketch

Senior Digital Designer

2018 - 2018
  • Contributed as the UI Designer on a software redesign for a cancer research software for Roche.
  • Created a Sketch Library with all the elements in the software to be reused in future work.
Technologies: InVision, Zeplin, Sketch

Senior Digital Designer

2017 - 2017
RMA Consulting
  • Created UI Design for Virgin Media.
  • Collaborated with development teams.
  • Contributed to an agile environment with sprints for each delivery.
  • Designed internal web pages for the Virgin Media website.
  • Developed a proposal for a new mobile app for a new Virgin Media brand.
Technologies: Principle, Zeplin, InVision, Sketch

Lead Designer

2016 - 2017
Reed Exhibitions
  • Served as lead designer for the redesign of an events template page for the whole business.
  • Assisted in developing that page in agile with a development team from Deloitte.
Technologies: InVision, Zeplin, Sketch

Lead Visual Designer

2015 - 2016
The Economist Intelligence Unit
  • Led the visual design for the Economist Intelligence Unit.
  • Managed the visual design of the user interfaces of multiple web products of the EIU.
  • Created the UI design for web apps.
Technologies: InVision, Zeplin, Sketch, Dashboard Design, Best Practices in Design, SaaS

Senior Digital Designer

2014 - 2015
McCann London
  • Served as lead digital designer of the Microsoft team.
  • Designed and managed the digital campaigns for Xbox One, Microsoft Phone, and Surface 3 Pro.
  • Oversaw a mid-weight designer and the work of a team of five Flash developers.
Technologies: Adobe Photoshop, Best Practices in Design

Senior Digital Designer

2013 - 2014
Vibrant Media
  • Designed and developed interactive online advertising such as full-screen takeovers and microsites.
  • Created concepts for new products and advertising formats, with a special focus on mobile and responsive formats.
  • Worked with a variety of clients, including Microsoft, IBM, Citroen, Head & Shoulders, Knorr, Hellman’s, and Sony.
Technologies: CSS, HTML5, Adobe Photoshop, Best Practices in Design

Web Designer

2009 - 2009
  • Designed and developed several websites.
  • Collaborated with front-end development and Flash for multimedia interactive project.
Technologies: Flash, HTML, CSS, Adobe Photoshop, SaaS

Co-founder and Designer

2005 - 2008
  • Co-founded and served as a designer at 45graus.
  • Created web and visual design, and led several web projects.
  • Contributed to front-end development.
Technologies: Adobe InDesign, CSS, HTML, Flash, Adobe Photoshop, SaaS
2009 - 2012

Master's Degree in Multimedia Design

Universidade de Coimbra - Coimbra, Portugal

2005 - 2009

Bachelor's Degree in Multimedia Design

Escola Superior de Educação de Coimbra - Coimbra, Portugal