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I’m a Frontend Engineer focused on building scalable, high-performance user interfaces with React and TypeScript, and I love working with modern frontend architectures like microfrontends, Web Components (LitElement), and design systems. With experience in enterprise and product-driven teams, I enjoy turning complex requirements into maintainable UI with consistent UX and strong performance. I also bring a solid testing mindset, using unit and E2E approaches (Open WC, WebdriverIO, Cucumber) to reduce regressions and improve reliability in real-world environments, including banking-sector applications. Beyond frontend, I’ve built full-stack features with Node.js and Laravel/PHP, collaborating closely with Product, Backend, and QA in Agile/Scrum to deliver features end to end.…I’m a Frontend Engineer focused on building scalable, high-performance user interfaces with React and TypeScript, and I love working with modern frontend architectures like microfrontends, Web Components (LitElement), and design systems. With experience in enterprise and product-driven teams, I enjoy turning complex requirements into maintainable UI with consistent UX and strong performance. I also bring a solid testing mindset, using unit and E2E approaches (Open WC, WebdriverIO, Cucumber) to reduce regressions and improve reliability in real-world environments, including banking-sector applications. Beyond frontend, I’ve built full-stack features with Node.js and Laravel/PHP, collaborating closely with Product, Backend, and QA in Agile/Scrum to deliver features end to end.

SARA BETANCOR

Front-End Developer, Full Stack Developer, Web Developer, +2

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I’m a Frontend Engineer focused on building scalable, high-performance user interfaces with React and TypeScript, and I love working with modern frontend architectures like microfrontends, Web Components (LitElement), and design systems. With experience in enterprise and product-driven teams, I enjoy turning complex requirements into maintainable UI with consistent UX and strong performance. I also bring a solid testing mindset, using unit and E2E approaches (Open WC, WebdriverIO, Cucumber) to reduce regressions and improve reliability in real-world environments, including banking-sector applications. Beyond frontend, I’ve built full-stack features with Node.js and Laravel/PHP, collaborating closely with Product, Backend, and QA in Agile/Scrum to deliver features end to end.…I’m a Frontend Engineer focused on building scalable, high-performance user interfaces with React and TypeScript, and I love working with modern frontend architectures like microfrontends, Web Components (LitElement), and design systems. With experience in enterprise and product-driven teams, I enjoy turning complex requirements into maintainable UI with consistent UX and strong performance. I also bring a solid testing mindset, using unit and E2E approaches (Open WC, WebdriverIO, Cucumber) to reduce regressions and improve reliability in real-world environments, including banking-sector applications. Beyond frontend, I’ve built full-stack features with Node.js and Laravel/PHP, collaborating closely with Product, Backend, and QA in Agile/Scrum to deliver features end to end.

Available to hire

I’m a Frontend Engineer focused on building scalable, high-performance user interfaces with React and TypeScript, and I love working with modern frontend architectures like microfrontends, Web Components (LitElement), and design systems. With experience in enterprise and product-driven teams, I enjoy turning complex requirements into maintainable UI with consistent UX and strong performance.

I also bring a solid testing mindset, using unit and E2E approaches (Open WC, WebdriverIO, Cucumber) to reduce regressions and improve reliability in real-world environments, including banking-sector applications. Beyond frontend, I’ve built full-stack features with Node.js and Laravel/PHP, collaborating closely with Product, Backend, and QA in Agile/Scrum to deliver features end to end.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

Spanish; Castilian

Fluent

Italian

Advanced

English

Advanced

Work Experience

Frontend Engineer at Neverhack

July 1, 2025 - Present

Developed and maintained enterprise-scale frontend applications for the banking sector using component-based architecture, microfrontends, and Web Components (LitElement). Contributed to migrating legacy systems into a scalable design system to improve UI consistency across multiple modules. Implemented and maintained unit tests (Open WC) and E2E tests (WebdriverIO, Cucumber) across multiple environments, improving reliability and reducing regressions. Built and optimized high-complexity data tables for enterprise dashboards (filtering, sorting, pagination) and improved stability of asynchronous UI flows and dynamic components. Applied cells-based architecture principles to enhance modularity and reuse, collaborated with Product/Backend/QA in Agile/Scrum, and optimized production performance.

Full Stack Web Developer at Center Multichannel Chatbot Platform

January 1, 2025 - October 2, 2025

Developed an internal CRM tool to support the SEO department's operations: backend in Python to manage projects, tasks, and user access; implemented a secure token-based authentication flow for both the API and the platform. Led UI development with Vue.js and Tailwind CSS, ensuring usability and consistency across the platform. Created Docker images for development environments and supported activation/deactivation of user accounts and password reset flows; ensured overall usability and consistency.

Full Stack Developer at Creative Mind Labs

November 1, 2024 - June 30, 2025

Developed the frontend of a multichannel chatbot platform using Vue.js and TailwindCSS, integrating AI-driven responses to enhance customer interaction workflows. Built an internal CRM system (Vue.js frontend, Python backend) and implemented secure token-based authentication. Delivered responsive UI components for multi-device experiences, combining frontend delivery with supporting backend integration.

Full Stack Developer at Grupo ICOT

January 1, 2024 - November 30, 2024

Redesigned internal user management using Laravel, JavaScript, AJAX, and jQuery. Developed data visualization dashboards with export features to Excel and PDF, and improved the statistics module by optimizing database calls to significantly reduce load times and improve backend performance. Created internal interfaces to query and retrieve data from a SaaS system, built a custom survey platform with dynamic form generation, dockerized development environments for team consistency, and integrated REST APIs between frontend and backend services.

Full Stack Web Developer at Center Multichannel Chatbot Platform

January 1, 2024 - October 2, 2025

Designed and developed the front-end of a multi-channel chatbot platform using Vue.js and Tailwind CSS to streamline customer service workflows. Generated dynamic sales reports with filters by location, service and date, collaborating with the marketing team to build visual dashboards. Implemented AI-driven context-aware responses across channels, and delivered export functionality (Excel/PDF) for decision support.

Full Stack Developer at Center Multichannel Chatbot Platform

January 1, 2023 - Present

Designed and developed the front-end and back-end of a multi-channel chatbot platform using Vue.js and Tailwind CSS; integrated AI for accurate, context-aware responses; created responsive, user-centered UI for agents to manage conversations in a centralized interface.