Building scalable interfaces and product experiences.

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Engineering Profile

const karoline = {

 role: "Frontend Developer",

 location: "Japan",

 languages: [
   "Portuguese",
   "Japanese",
   "English"
 ],

 focus:[
   "Scalable Interfaces",
   "Product Development",
   "Component Architecture",
   "Automation-driven Workflows"
 ],

 stack:{
   frontend:[
    "React",
    "TypeScript",
    "JavaScript",
    "Redux",
    "HTML",
    "CSS",
    "Sass"
   ],

   backend:[
    "Node.js",
    "REST APIs",
    "SQL"
   ],

   tooling:[
    "Git",
    "GitHub",
    "Terminal",
    "GenAI"
   ]
 }

}

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Featured Projects

🛒 E-Commerce Platform

Scalable storefront architecture with cart logic, catalog flows and responsive UI.

React TypeScript Node SQL

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⚛ Frontend Components System

Reusable UI components, state management and responsive interfaces.

React TypeScript Redux

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⚙ REST API Backend

Authentication, routes and database integration.

Node.js SQL

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Tech Stack

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GitHub Metrics

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Contribution Activity

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Value I Bring

✦ Product mindset
✦ Quality-driven execution
✦ Bilingual collaboration
✦ Fast learning velocity
✦ Remote-ready communication

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Current Focus

◆ Advanced JavaScript
◆ React + TypeScript
◆ Full-stack Projects
◆ Remote Engineering Opportunities

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Connect

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Elegant systems. Thoughtful engineering.