Christian Guimarães
Software Engineer at Genial Reference Lda
Lisbon, Portugal
Summary
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Rockstar🎓
Top SchoolChristian Guimarães is a seasoned software engineer and architect based in Lisbon with 17 years of professional experience and a freelance engineering career dating back to 1998. He co-runs Genial Reference Lda and brings deep hands-on expertise across full-stack development, system architecture, and smart contract tooling. An active open-source contributor, he has contributed significant fixes and feature work to clarinet, improving the Clarity REPL and STX asset handling for the Stacks/Bitcoin smart contract ecosystem. Trained as an engineer with a software engineering specialization from Universidade Federal de Minas Gerais, he combines formal discipline with practical product-driven engineering. Known for refactoring legacy code and enhancing developer UX, he blends low-level language work with user-facing tooling improvements. His profile reflects a mix of entrepreneurial initiative and sustained contributions to blockchain developer infrastructure.
17 years of coding experience
Bachelor of Engineering (B.Eng.), Bachelor of Engineering (B.Eng.) at Universidade Federal de Minas Gerais
Portuguese, English, Spanish
Stackoverflow
151reputation
3kreached
0answers
6questions
Github Skills (14)
smart-contracts10
clarity10
blockchain10
rust9
user-interface8
rspec6
instanceof6
clos6
firefox6
common-lisp6
browser-extension6
mootools6
package6
java6
Programming languages (14)
Github contributions (5)
hirosystems/clarinet
Jan 2022 - Jan 2023
Write, test and deploy high-quality smart contracts to the Stacks blockchain and Bitcoin.
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:48 reviews, 18 commits, 12 PRs in 1 year
Contributions summary:Christian contributed to the `clarinet` repository, which focuses on smart contract development for the Stacks blockchain. Their work included implementing features and fixing issues within the Clarity language and its related tools. They refactored code, improved the user interface for the REPL, and added functionality for Clarity keywords, indicating involvement across various aspects of the project. Additionally, they improved the handling of STX assets and command descriptions in the REPL.
deployingblockchain-platformethereumtestingruntime
csgui/chip8-rb
Sep 2013 - May 2014
Contributions:27 commits in 8 months
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