Gonzalo Cristobal is a creative copywriter with eight years of multidisciplinary experience blending advertising, UX writing, and hands-on technical contribution. Based in Vicente López, Argentina, he’s worked on high-profile regional and global briefs for Porsche Latam, Mercado Libre, Samsung, Booking.com and Spotify while also coordinating logistics and product workflows. Uncommonly for a creative, he’s active on GitHub—contributing to Babel’s parser and improving testing infrastructure for a React hook—showing a fluency in developer tooling, testing, and error handling. Trained in creativity and UX writing with additional industrial engineering studies, he brings a rare mix of creative strategy, technical literacy, and operational rigor to campaigns and cross-functional teams.
8 years of coding experience
Diplomatura, Desarrollo profesional en Creatividad Publicitaria, Diplomatura, Desarrollo profesional en Creatividad Publicitaria at Universidad Torcuato Di Tella
UX Writer, Diseño UX/UI, UX Writer, Diseño UX/UI at Coderhouse
Ingeniería, Ingeniería industrial, Ingeniería, Ingeniería industrial at Pontificia Universidad Católica Argentina
Bachiller con Orientación en Economía, Bachiller con Orientación en Economía at Colegio Esquiú
Creatividad Integral, Advertising, Creatividad Integral, Advertising at Brother Escuela de Creativos
⚛️ useWorker() - A React Hook for Blocking-Free Background Tasks
Role in this project:
QA Engineer / Test Automation Engineer
Contributions:1 release, 4 reviews, 26 commits in 1 year 4 months
Contributions summary:Gonzalo focused on adding and improving the testing infrastructure for the `useworker` React hook. They added a minimal test case using Mocha and Chai, integrated detectBrowsers for browser compatibility testing, and updated the test suite with local dependency handling. Additionally, the user addressed error handling within the core `useWorker` functionality.
🐠 Babel is a compiler for writing next generation JavaScript.
Role in this project:
Back-end Developer
Contributions:5 commits, 5 PRs, 22 comments in 1 month
Contributions summary:Gonzalo primarily contributed to the Babel parser within the babel/babel repository. Their work focused on improving the parser's accuracy and error handling, particularly concerning numeric separators, legacy octal literals, and let bindings within catch clauses. They implemented and refined tests to ensure these changes functioned as expected and integrated with existing features. The user also addressed and corrected parsing issues related to optional async methods.
next-generationbabelflavortownjavascriptast
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