• Led end-to-end feature development, architecting a versatile multistep modal component using React Hook Form and Zod, enhancing form usability and reducing delivery time from multiple sprints to days across various custom forms.
• Implemented data fetching optimizations with TanStack Query, reducing server load by 45% and improving frontend responsiveness while maintaining high code quality standards.
• Maintained comprehensive documentation and mentored junior developers, fostering team knowledge sharing and growth.
• Refactored a large legacy codebase with a focus on performance, reusability, and maintainability in a multi-developer Agile environment while writing comprehensive unit and integration tests using Vitest.

Tools used: React, Zustand, TypeScript, Tanstack Query, Recharts, React Hook Form, Zod, Vitest

• Spearheaded the development of 2 SaaS applications from the ground up using Next.js, TypeScript, and Recharts library for data visualization in a fast-paced environment.
• Built a reusable component library with Tailwind CSS and Radix UI, cutting development time by 60% while improving cross-team collaboration with designers. Ensured full WCAG compliance for accessibility.
• Developed a high-performance marketing site built with Next.js with Server Side Rendering, ensuring fast load times, strong SEO, and accessibility by leveraging best practices and validating results through Lighthouse audits.
• Wrote comprehensive unit and integration tests using Jest and React Testing Library, increasing test coverage and improving code reliability across applications.

Tools used: React, Jest, React Testing Library, Next.js, Zustand, TypeScript, Tanstack Query, Recharts

• Designed and implemented a modular React component system that reduced development time by 40% across 5+ client projects.
• Led the modernization of 3 legacy applications to React.js and TypeScript, resulting in a 50% decrease in bug reports and improved performance by 30% on initial load times.
• Wrote comprehensive unit and integration tests using Jest and React Testing Library, increasing test coverage and improving code reliability across applications.
• Mentored 4 junior developers through structured code reviews, pair programming, and documentation initiatives, helping new hires ramp-up and contribute effectively within their first month.

Tools used: React, Jest, React Testing Library, Next.js, Zustand, TypeScript, Tanstack Query

• Engaged with client-facing technical initiatives for 8+ web applications, achieving 100% on-time delivery through effective scope management and agile methodologies.
• Developed and maintained a comprehensive technical documentation system using Notion, reducing onboarding time by 60% and improving team knowledge sharing.
• Integrated GraphQL APIs from DatoCMS to build dynamic, content-driven React applications, optimizing data fetching and improving frontend performance and maintainability.
• Established a structured mentoring program for new developers, resulting in 75% faster ramp-up time on complex legacy systems.

Tools used: React, Redux, Styled Components, Next.js, Gatsby, Ruby on Rails, Hotwire

Build the Hub system to help the 900.000+ customers to manage WordPress installations:

• Spearheaded a major refactoring initiative of the WordPress.com-like dashboard, implementing Redux for state management that improved application performance by 35%.
• Reduced bundle size by 40% through code splitting and lazy loading implementation.
• Worked closely with the marketing and SEO teams to optimize lead generation and inbound traffic by implementing JSON-LD, enhancing click-through rates and rich snippets in SERPs
• Mentored 3 junior developers in React and Redux best practices, creating a comprehensive internal wiki that became the team’s primary reference.

Tools used: React, Redux, Styled Components, SASS, Axios

Worked as a freelancer for various clients building websites of various size and shapes:

• Designed and developed high-performing WordPress websites for 50+ clients, ensuring fast load times, strong security, and seamless user experiences.
• Optimized content-heavy and eCommerce sites to improve SERP rankings, increasing organic search traffic by an average of 35%.
• Advised clients on Inbound Marketing strategies, leading to an average 75% increase in visitor-to-lead conversion thanks to A/B testing practices.
• Taught programming courses for several years, honing my ability to communicate complex technical concepts clearly and effectively to diverse audiences.

Tools used: WordPress, SCSS, PHP, MySQL