Fernando Daciuk
Senior Software Engineer at VTEX
Paraná, Brazil
Summary
🤩
Rockstar🎓
Top School
Top expert inFull-Stack Development and Data Science Skills
Fernando Daciuk is a Fullstack web developer and educator from Paraná, Brazil, with over a decade of professional experience and 20+ years in web development focused on TypeScript, Node.js, and React. He combines hands-on engineering—ranging from vanilla JS libraries and WordPress back-end work to modern React components and Redux—with leadership roles as Lead Front End and Tech Lead across startups and product teams. Founder of queroser.ninja, he teaches JavaScript, React and Git, and runs daily live coding streams on Twitch that double as community-driven mentorship and product feedback loops. Recently transitioning interests toward Rust, Elixir and ReScript, he brings a curious, language-agnostic mindset to solving performance and scalability challenges. His open-source contributions include a widely-cited ajax module and course material for JavaScript and React learners, reflecting a long-standing commitment to developer tooling and education. Practical, community-minded, and product-focused, he helps teams ship cleaner front-end and back-end systems while making other developers more productive.
13 years of coding experience
13 years of employment as a software developer
TI, TI at Colégio Pe. João Bagozzi
Github Skills (28)
javascript10
xmlhttprequest10
typed-array10
multidimensional-arrays10
wordpress10
object-model10
dynamic-array10
arrayobject10
styled-components10
redux10
javascript-objects10
dom-manipulation10
php10
object-design10
html10
Programming languages (20)
Github contributions (5)
da2k/curso-reactjs-ninja
May 2016 - Dec 2022
Role in this project:
Front-end Developer
Front-end DeveloperContributions:857 commits, 6 PRs, 191 pushes in 6 years 7 months
Contributions summary:Fernando implemented a new component to register videos, adding the necessary fields and styling for form submission. They integrated the component into the application by modifying the main app structure, and added further functionality to handle form data dynamically, saving entered data. This involved using React and Styled Components, as well as integrating with Redux for state management.
reactjsreactcursoreactninjada2k
da2k/curso-javascript-ninja
Feb 2015 - May 2021
Curso Javascript Ninja
Role in this project:Front-end Developer
Front-end DeveloperContributions:112 commits, 8798 PRs, 89 pushes in 6 years 4 months
Contributions summary:Fernando contributed to a JavaScript course repository, implementing various JavaScript challenges. These challenges range from basic array manipulation and function creation to more complex tasks involving loops, objects, and regular expressions. The commits demonstrate a clear understanding of fundamental JavaScript concepts and their practical application in solving coding exercises. The user also added code for a simple calculator and a mini library.
javascript
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