<Software Engineer />

MarcelloRonald

I turn product ideas into production-ready interfaces. A Software Engineering student shipping accessible, high-performance web experiences that load fast, scale well, and convert better.

  • BR · Goiânia
  • Software Engineer @ CognX
01

Projects

A Personal Blog
Next.jsTailwindTypeScriptReact

A Personal Blog

A space where I can share my thoughts, ideas, and projects related to technology, programming, and other topics that interest me.

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PyMail Analyser
PythonFastAPINext.jsTypeScriptTailwindReact

PyMail Analyser

Open-source inbox cleaner: connects via IMAP, scores senders by volume & engagement, and lets you bulk-archive or delete low-quality mail.

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Institutional Page
HTMLCSSJavaScript

Institutional Page

Demonstration of an institutional page focused on services and history

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02

Technical Skills

Grouped by proficiency. Each core skill links to the projects where I've used it, so you can see the evidence behind the label.

03

About me

Portrait of Marcello Ronald

Hello!! I am Marcello Ronald!

// Who am I?

I am a developer passionate about building intuitive, accessible and high-performance applications. I study Software Engineering at the Federal University of Goiás and I am enthusiastic about technology and innovation.

Learn more
04

Contacts

// Software Engineer @ CognX

Let's work together

I build software at CognX. If you've got something interesting to discuss — let's talk.

mronaldjs@gmail.com
© 2026 Marcello RonaldBuilt with Next.js