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Geolocator: Building my first Lightning app
Featured

Geolocator: Building my first Lightning app

My background is in UX design. I know how to think about user flows, how to make things feel right, how to design something people actually want to use. What I don't have is a background in full-stack web development. This lack of knowledge has always prevented me
05 Apr 2026 6 min read
Privacy as Infrastructure: What Brazil's Pix Teaches the World
Featured

Privacy as Infrastructure: What Brazil's Pix Teaches the World

Privacy was not a priority when developing the payment system Pix. What can we learn from this?
02 Jan 2026 24 min read
Pix in Brazil: A Field Study for the Bitcoin Community
Featured

Pix in Brazil: A Field Study for the Bitcoin Community

What are the lessons that the Bitcoin community can learn from the Brazilian experience with the adoption of the Pix?
09 Mar 2024 57 min read
Field Study proposal: Fedi for Chamas, a study in Kenya

Field Study proposal: Fedi for Chamas, a study in Kenya

ℹ️This proposal outlines a Field Study in Kenya to explore the potential of Fedi to improve the operations of informal cooperative groups, commonly referred to as Chamas, in the country. Introduction The federated eCash platform Fedi offers versatile solutions that can address various challenges across different scenarios. Following extensive
04 Mar 2024 5 min read
Domain Spoofing Mutiny, a Web-Based Bitcoin Wallet
Cybersecurity Featured

Domain Spoofing Mutiny, a Web-Based Bitcoin Wallet

In this article, I will address one potential danger of browser-based wallets called domain spoofing. More specifically, I want to use Mutiny to give a practical example of the risks of a specific type of domain spoofing called a homographic attack.
06 Feb 2024 6 min read
How Developers Can Mitigate the Risks of User Data Being Exposed on Nostr
Privacy

How Developers Can Mitigate the Risks of User Data Being Exposed on Nostr

I am excited about Nostr, a new technology, but also concerned about missing features like "delete" and automatic removal of metadata. Developers should inform users and provide tools to protect privacy.
26 Jan 2023 3 min read
Breez: Design Review

Breez: Design Review

The Bitcoin Design Community has been reviewing the design of some popular wallets. In order to help the improvement of the user interface of Breez, I created this presentation and shared it with the group over a video call on September 27. My intention was to find out if some
06 Oct 2021 1 min read
The 7 Primal Elements Of The Bitcoin Brand
Article

The 7 Primal Elements Of The Bitcoin Brand

In this article, I argue that one of the main reasons for bitcoin's success dwells on something that resonates with us humans on a much deeper level: the primal elements of its brand, which combined turn it into a belief system.
14 Apr 2021 6 min read
Bitcoin UX Challenges
Article

Bitcoin UX Challenges

What are the biggest challenges to the improvement of the UX of bitcoin products?
18 Mar 2021 4 min read
Bison App: Clustering Data Gathered During Interviews
Affinity Wall

Bison App: Clustering Data Gathered During Interviews

How can someone improve Germany's number one app for bitcoin investing?
02 Dec 2020 3 min read
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