Hi, I'm Paulo, a UX Designer & Researcher.

In addition to the usual UX topics, I am also very interested in the open source projects such as Bitcoin, Lightning Network, Cashu and Nostr.

What drives me

  • A strong belief that technology can empower people and improve their lives.

What I do

  • My job is to make use of UX research and design methods to understand, explore and materialize design solutions.

Work experience

2022 - Now
UX Designer @ mediaman

Member of the Team Hyundai

  • Ensuring that the user experience is optimized by balancing the needs of the business, technical considerations, and user requirements.
  • Using secondary research findings from sources such as NN Group and Baymard Institute to inform design decisions.
  • Creating wireframes, site maps, screen flows, and interactive prototypes to effectively convey design ideas.
  • Continuously reviewing, refining and updating documentation used by the design team.
  • Incorporating feedback from team members and iterating designs to improve the overall user experience.

2020 – 2021
UX Specialist in Open Source

  • Sketching and Storyboarding
  • Usability Heuristic Evaluation
  • UX Writing
  • Competitive Analysis
  • UX Website Audit
  • User Interviews and Surveys

2008 - 2022
Freelance Webmaster and Content Creator

  • Development of creative strategies for the production of media content for websites, namely professional business headshots/team photos, promotional videos and podcasts.
  • Building of websites for small companies, using Content Management Systems, such as Wordpress and Ghost.
  • Management of clients accounts on LAMP servers (Apache, MySQL, PHP) by taking care of security issues and backups.
  • Providing email support for handling the clients hosting accounts, such as downtime and email setup issues.
  • Management of paid ads use for lead generation (Google Ads and Facebook/Instagram Ads) and SEO.
  • Management of customer inquiries and invoicing using CRM.
  • Testing the functionality of websites across different platforms, and also monitored traffic and conversions, employing Google Analytics.


User Experience Research and Design Specialization (Completed)
University of Michigan/USA (Online)

Graduate in History (Completed)
University of Vicosa/Brazil
- This academic background in education grants me formal training in research methodologies, besides a comprehensive knowledge of how people learn, process and perceive information.

Technical Training in Information Systems (Completed)
Technical School of Vicosa/Brazil
- Focus in Webdesign


  • German
  • English
  • Portuguese


I have been actively involved with the Bitcoin Design community on Slack, GitHub and the community calls. We are helping make bitcoin non-custodial applications more intuitive and accessible.


  • paulosacramento [at] gmail [dot] com

Let's connect


  • npub1uescmd5krhrmj9rcura833xpke5eqzvcz5nxjw74ufeewf2sscxq4g7chm