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Ranieri M.
Front-end UX Engineer

Cascading Style Sheets
Next.js
Typescript
Figma
Github
Html
Javascript
Python
React
Bio

Software Developer with over three years of experience and extensive proficiency in JavaScript/TypeScript, HTML, CSS, and React. Accumulated over 3000 hours of study and practice in these technologies, coupled with nearly a year of hands-on experience in UI prototyping using Figma, including expertise in spacing, colors, the 8px rule, Gestalt principles, hierarchy, and the 60-30-10 rule. Demonstrated capability in developing projects from scratch, utilizing a diverse range of technologies such as Next.js (including React Server Components), Radix-UI, React-hook-form, Zod, React Query, SWR, Zustand, Jotai, and Chart.js. Proficient in testing and quality tools like Vitest, React-testing-library, and Mock Service Worker (MSW), as well as API integrations using Google Maps API, REST, and GraphQL. Ensured code quality and consistency through tools like Eslint, Prettier, and Husky. Experienced in various CSS methodologies, including Sass, BEM, CSS Modules, CSS-in-JS (Styled-components, Linaria, Stitches), and TailwindCss. Utilizes Git and GitHub for version control, and adept with GraphCMS and Visual Studio Code. Committed to continuous self-improvement and driven by the philosophy that maximal effort leads to perpetual growth. Consistently seeking new knowledge and challenges for professional advancement.

  • Mid-Level Front-end Developer
    6/1/2023 - Present

    Developed and maintained various micro front-ends of a financial application utilizing ReactJS, TypeScript, Styled Components, and Jest. Gained technical expertise in Single SPA and state management using Zustand/Redux, ensuring optimized performance and seamless integration of front-end components.

  • CTO (Junior Front-end Developer)
    11/1/2021 - 6/1/2023

    Developed client projects utilizing Next.js, demonstrating a strong understanding of modern web development frameworks. Organized tasks efficiently using Linear, ensuring streamlined project management and adherence to timelines. Made critical architectural decisions and selected appropriate technologies tailored to each project's specific needs, showcasing technical leadership and strategic planning abilities.

  • Front-end at Rocketseat
    2022 - 2023

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