Guillermo Aszyn
Senior Web3 Frontend Engineer at Crossmint
Madrid, Community of Madrid, Spain
Summary
👤
Senior🎓
Top SchoolGuillermo Aszyn is a Senior Web3 Frontend Engineer with a decade of experience building and leading frontend teams across high-impact products from instant messaging apps with 5M+ users to enterprise document repositories. He began his career as a lead instructor and curriculum author for Latin America’s first coding bootcamp, a role that honed his mentorship skills and helped 95% of students land developer jobs quickly. Guillermo has driven technical transformations—introducing TDD, CI/CD, and coding standards—while shipping production-grade React and Vue apps and even maintaining a private npm library used across multiple teams. Now based in Madrid and recently upskilled with a Blockchain Engineering master, he’s bridging proven frontend craft with emerging Web3 stacks and is actively seeking his first Web3 project role. An early contributor to DemocracyOS UI enhancements, he brings both product empathy and a track record of reducing bugs and accelerating delivery.
10 years of coding experience
8 years of employment as a software developer
Master Ingeniero Blockchain Ingeniería informática, Master Ingeniero Blockchain Ingeniería informática at CodeCryptoJavascript Fullstack Developer Programación informática, Javascript Fullstack Developer Programación informática at Fullstack AcademyLicenciatura en Gestion de Medios y Entretenimiento, Licenciatura en Gestion de Medios y Entretenimiento at UADE
Spanish, English
Github Skills (5)
javascript10
react10
ui-components10
css7
html7
Programming languages (3)
Github contributions (5)
DemocracyOS/democracyos
Mar 2017 - Apr 2017
Democracia en Red is focusing on specific implementations of DemocracyOS. We are working now working with governments and activists all over Latin America. If you are interested in our online participation tools you can check them out on our site.
Role in this project:
Front-end Developer
Front-end DeveloperContributions:23 commits, 1 PR, 1 issue in 4 days
Contributions summary:Guillermo primarily focused on enhancing the user interface of the DemocracyOS platform. Their contributions include implementing search functionality with features such as case-insensitive searching and loading more results. They also worked on improving existing components like the home multiforum, integrating search results, and making minor UI fixes. These efforts collectively improved the user experience and navigation within the application.
decision-makingpolitical-proposalsamericafocusingimplementations
guilleasz/RouteHook
Jan 2018 - Apr 2019
Contributions:32 commits, 11 pushes, 1 branch in 1 year 2 months
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