Sam Marxz

Front-end Developer && Product Designer

`` Profile

Front-end developer and UI/UX designer with 8+ years of experience building responsive interfaces and design systems for digital products. Specialist in React, TypeScript, and modern front-end architecture, with a focus on code quality and user experience.

`` Skills

Front-end: React, TypeScript, Next.js, SolidJS, Redux, GraphQL, HTML/CSS, Styled-components

Design: Figma, Design Systems, UI/UX, Prototyping

Testing & Quality: Jest, React Testing Library, TDD

Back-end: Node.js, Python/Django, Elixir/Phoenix

DevOps & Tools: Git, Docker, AWS, CI/CD

`` Experience

2024 - Present | Scriptcase

UI/UX Designer & Principal Front-End Developer - Remote

Development of new institutional website with Headless CMS + Next.js 14
Creation of complete Design System for interface standardization
Redesign of existing pages focused on conversion and UX

2023 - 2024 | De Criança para Criança

Front-end Developer - Remote

Development of online animation software for children (Animapic) using SolidJS
Implementation of complex timeline features and graphic element manipulation
Stack: SolidJS, Sass, Vite, Vitest, Nx monorepo, Scrum methodology

2023 | TCS (Johnson & Johnson)

Mid-Level Front-end Developer - Remote

Development of CloudX, cloud access management platform (AWS, GCP, Azure)
Integration with multiple cloud provider APIs using GraphQL
Stack: React, Redux, Styled-components, Material-UI

2022 | ZENVIA

Mid-Level Front-end Developer - Remote

Legacy code refactoring to React Hooks and modern patterns
Leadership in creating the company's Design System
Implementation of design patterns to improve maintainability
Stack: React, Redux, Styled-components

2021 - 2022 | Scriptcase

UI/UX Designer & Principal Front-End Developer - Remote

Development of Design System from scratch (Figma, Next.js, Storybook, ChakraUI)
Complete company rebranding (logo, style guide, illustrations)
Implementation of CI/CD with Husky, lint-staged and Git-flow
Stack: Next.js, TypeScript, Jest, ChakraUI

2020 - 2021 | MContigo

Jr. Front-End Developer - Remote

Migration of PHP application to React with componentized architecture
Development of Design System focused on accessibility
Implementation of unit tests and CI/CD
Stack: React, styled-components, Jest, React Testing Library

2017 - 2019 | Buzzlab

Web Designer & Full-Stack Developer - Caruaru

Full-stack development of websites for clients
Implementation of systems with React and Python (Flask/Django)
Design and development of responsive interfaces

`` Education

Software Engineering - Faculdade Descomplica (2023 - present)

Graphic Design - UNIFAVIP, Wyden (2015 - 2018)

Systems Analysis and Development - FAFICA (2014 - 2015)