Jean Rondón

Frontend Developer | IA Interactive · México | Mar. 2023 - 2 yrs 6 mth

Actively participated in projects for a leading film entertainment chain with a presence across Latin America, Spain, and India. Focused on delivering high-quality digital experiences for millions of users.

Collaborated cross-functionally with backend, UX, and other frontend teams, and constant comunication with clients, to ensure successful project completion and implementation.

Optimized and refactored legacy code in multiple projects, improving performance, maintainability, and code quality.

Implemented a microfrontend architecture to create reusable and independent components, facilitating collaborative development and enabling efficient internationalization (i18n) across all projects.

Integrated RESTful APIs (GraphQL services), working closely with the backend team to resolve issues, comunicate impediments, and suggest improvements.

Integrated secure payment gateways for various international payment services, ensuring successful user transactions and accurate recording of user and purchase data.

Built and maintained desktop applications using Electron.js and Next.js, focusing on feature development and maintenance.

Created and documented UI components in isolation using Storybook, enhancing productivity and collaboration by providing a dedicated environment for component visualization and testing.

Implemented testing strategies using libraries like Jest, Testing Library, Vitest, etc. Ensuring the functionality and reliability of components.

I had the opportunity to train new developers, sharing knowledge and best practices to facilitate their incorporation into the team and their successful integration into projects.

Full Stack Developer | Zima-Blue · Portugal | May. 2025 - 4 mth

Integrated Sanity CMS with Next.js, ensuring a smooth connection between the CMS and the frontend, improving the client's content management and optimizing the workflow.

Defined and structured documents and schemas in Sanity, achieving a clear, organized and easy to manage content management for the client.

Configured dynamic SEO in Sanity CMS, allowing clients to modify metatags, titles and descriptions easily without the need for development intervention.

Implemented user interfaces that were accessible, functional and aligned to the layouts provided in Figma by the design team, ensuring a consistent and optimized end-user experience.

Defined and structured the frontend architecture with a focus on scalability, maintainability and component reusability, facilitating the orderly and efficient construction of websites.

Optimized GROQ queries to improve data loading efficiency, ensuring fast response times and a smoother user experience.

Created and documented UI components in isolation using Storybook, enhancing productivity and collaboration by providing a dedicated environment for component visualization and testing.

Web Developer and Web Designer UX | Freelance · Venezuela | Feb. 2022 - Mar. 2023

Design and develop web pages and applications, consistently applying clean architecture and ensuring pixel-perfect implementation across all projects. My experience spans a wide range of projects, including: Landing pages and multi-section websites, Manageable e-commerce stores with registration and login functionalities, Manageable blogs, Interactive dashboards.