Available for freelance

HELLO, I'M A FULL STACK DEVELOPER.

A versatile developer, I blend technical expertise with design sensibilities to build software that matters.

7+

Years Exp.

20+

Projects

10+

Clients

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🔥
🚀
developer.js
const developer = {
 name: 'marcel',
 role: 'full stack',
 loves: [
 'code',
 'coffee',
 'football',
 'web3',
 'ai',
 ]
}
#About Me

I build scalable, end-to-end digital products and services

Hello! My name is Marcalleno, you can call me Marcel and I enjoy creating robust software that lives on the internet. My journey began in frontend development, where I fell in love with bringing designs to life. However, my curiosity didn't stop at the pixel layer, i wanted to understand the entire ecosystem.

Fast-forward to today, and I've expanded my expertise across the full stack. From architecting secure Backend to configuring DevOps pipelines and refining UI/UX patterns, I now handle the entire product lifecycle.

My main focus these days is bridging the gap between design and engineering to build accessible, high-performance applications. I’ve always believed that the most impactful products exist at the intersection of aesthetic precision and technical robustness.

To stay ahead of the curve, now I’m focusing on the Web3 ecosystem and AI to increase my productivity, leveraging decentralized architectures and intelligent automation to build smarter and ship faster. I’m not just interested in writing code; I’m obsessed with architecting the future of resilient, user-centric software.

Technologies I work with:

  • JavaScript (ES6+)
  • TypeScript
  • React
  • Next.js
  • Node.js
  • Express.js
  • MongoDB
  • PostgreSQL
  • Docker
  • Git
  • Vercel
  • CI/CD
  • Linux
  • Blockchain
  • AI Automation
#My Startup News
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Let's work together!

Have a project in mind? I'm currently available for freelance work and open to new opportunities.

hi@marcalleno.com