Marcos Piccinini is an entrepreneurial technology leader and CEO with 18 years of hands-on experience building and shipping web and product designs from Minas Gerais, Brazil. He combines product vision and execution—“creating all the plans and executing them”—with practical engineering chops across front-end and back-end work. His open-source contributions span UI-focused enhancements to popular projects like the SimpleMDE Markdown editor (fullscreen, CodeMirror integration, responsive styling) and backend Rails tooling for annotating models and routes. Trained in both computer science and electrical engineering, he brings a systems-minded approach that blends design sensibility with implementation rigor. Known for tackling both high-level strategy and low-level build tweaks, he’s comfortable switching between CEO responsibilities and writing or minifying JavaScript when the product needs it.
18 years of coding experience
BS, Electrical, Electronics and Communications Engineering, BS, Electrical, Electronics and Communications Engineering at Eletrô
Bachelor of Science (BS), Computer Science, Bachelor of Science (BS), Computer Science at FXX
Annotate Rails classes with schema and routes info
Role in this project:
Back-end Developer
Contributions:18 commits in 2 years
Contributions summary:Marcos primarily contributed to the `annotate_models` project, a Ruby on Rails gem for annotating Rails classes with schema and routes information. They implemented features to annotate models with schema information, including column types, default values, and indexes. The user also worked on integrating and annotating route information. The commits also involved refactoring, bug fixes, and version updates.
A simple, beautiful, and embeddable JavaScript Markdown editor. Delightful editing for beginners and experts alike. Features built-in autosaving and spell checking.
Role in this project:
Front-end Developer
Contributions:5 commits, 25 comments, 1 issue in 1 day
Contributions summary:Marcos primarily focused on enhancing the UI of the Markdown editor. Their contributions include adding fullscreen functionality by incorporating JavaScript and CSS, integrating the CodeMirror library with specific modifications, and making adjustments to the gulpfile for proper build integration. Furthermore, the user provided necessary CSS styling for the editor's appearance, including responsive design for fullscreen mode and other visual enhancements. They also minified and uglified the JavaScript files.
expertswysiwygjavascriptfor-beginnersspell
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