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Rafael Pereira Satyro

@satyrorafa

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Frontend Engineer and UI Expert Master building UX and products from scratch Founder: @clinmais

Brazil

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What I'm looking for

Im looking to find a good enviroment to growth.

Hunting a long-term position as a Frontend, to contribute to the culture and learn/teach my team mates.

I can work in any time-zone and Im open to any challenge

Count with me

Thanks

💻 Frontend Engineer | UI Specialist | Fullstack Developer | Tech Entrepeneur
🎯 7+ years of experience delivering scalable and user-centric web applications

👨‍💻 Professional Summary:
- Experienced in building modern applications from scratch using React.js, Next.js, and TypeScript, with a strong focus on performance, accessibility, and maintainability.
- Skilled in designing and developing intuitive UI/UX with Figma, Tailwind CSS, and clean HTML/CSS architecture.
- On the backend, I develop robust APIs using Node.js, integrating with PostgreSQL and MySQL databases, following clean code, SOLID principles, and scalable design patterns.
- Proficient in Agile methodologies (Scrum/Kanban), version control (Git/GitHub), and leading cross-functional teams from concept to deployment.

🚀 Highlighted Achievements (STAR-oriented):
- Frontend Tech Lead at Sambay Express:
Led the development of a custom marketplace platform, implementing scalable UI architecture and Agile workflows, resulting in 1,000+ active users .
- Frontend Lead Developer at Behive Ventures / Viracopos Airport:
Contributed to the modernization of internal systems for Latin America's largest airport, delivering a new frontend used daily by 2,500+ employees, significantly improving task efficiency and system reliability.
- Founder of Clin+:
Designed, developed, and launched Clin+, a healthcare management SaaS platform. Built the full MVP, designed the UX, and successfully onboarded clinics in Curitiba, Brazil.

Experience

Work history, roles, and key accomplishments

Current

Founder

Current

Clin Plus - Healthcare Management System

Dec 2024 - Present (1 year 6 months)

Founded and led the development of Clin+, a healthcare management SaaS platform designed to streamline clinical operations for multidisciplinary clinics and hospitals in Brazil. Defined and implemented the full-stack architecture using Node.js, React.js, PostgreSQL, and Swagger, enabling modular scalability and rapid iteration of features.

ReactJS NodeJS PostgreSQL Swagger UI UX Design Figma Project Management SaaS Healthcare IT User Research React.js

Frontend Lead Developer | UI Engineer

Touchway Brazil

Aug 2024 - Mar 2025 (7 months)

Led the frontend development of a real-time infractions and fines management system for Viracopos Airport, used daily by 2,500+ employees. Designed and implemented an interactive system using Mapbox.js for IoT-based polygon mapping and regional infraction tagging. Built a modular and accessible UI with React TypeScript, and Material UI, collaborating with backend teams for seamless API integration

NodeJS TypeScript Material UI Mapbox.js ClickUp Git API Integration UI UX Design ReactJS

Frontend Lead Developer

Behive Ventures

Aug 2024 - Mar 2025 (7 months)

Served as Frontend Lead for Thumbz, a SaaS platform for marketing agencies to manage, schedule, and approve social media content. Delivered 40+ tasks in under 1 month, reducing MVP delivery time by 66% and enabling an early market launch.

UI UX Design Drag And Drop Technical Documentation Figma Material UI ClickUp KYC onboarding SaaS KPI Dashboards

Frontend Lead Developer | UI Dev

Progressive Vehicle Protection

May 2023 - Jan 2024 (8 months)

- Led a full refactor of the company's internal frontend application, used daily by over 200 employees, enhancing performance, maintainability, and usability.
- Designed and implemented a new unified dashboard with real-time KPIs, simplifying previously fragmented workflows and significantly improving task efficiency for operational teams.