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I am a Senior Full Stack Engineer with 10 years of experience specializing in building scalable, high-performance web applications. I have a strong background in React.js, Next.js, Node.js, and NestJS, with a passion for performance optimization, API development, and scalable architectures. I enjoy leading development teams, improving system efficiency, and enhancing user engagement. I am passionate about creating modern, maintainable, and high-quality software solutions. I thrive in collaborative environments and am committed to delivering software that truly meets business goals and user needs.…I am a Senior Full Stack Engineer with 10 years of experience specializing in building scalable, high-performance web applications. I have a strong background in React.js, Next.js, Node.js, and NestJS, with a passion for performance optimization, API development, and scalable architectures. I enjoy leading development teams, improving system efficiency, and enhancing user engagement. I am passionate about creating modern, maintainable, and high-quality software solutions. I thrive in collaborative environments and am committed to delivering software that truly meets business goals and user needs.

Catalin Stan

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

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I am a Senior Full Stack Engineer with 10 years of experience specializing in building scalable, high-performance web applications. I have a strong background in React.js, Next.js, Node.js, and NestJS, with a passion for performance optimization, API development, and scalable architectures. I enjoy leading development teams, improving system efficiency, and enhancing user engagement. I am passionate about creating modern, maintainable, and high-quality software solutions. I thrive in collaborative environments and am committed to delivering software that truly meets business goals and user needs.…I am a Senior Full Stack Engineer with 10 years of experience specializing in building scalable, high-performance web applications. I have a strong background in React.js, Next.js, Node.js, and NestJS, with a passion for performance optimization, API development, and scalable architectures. I enjoy leading development teams, improving system efficiency, and enhancing user engagement. I am passionate about creating modern, maintainable, and high-quality software solutions. I thrive in collaborative environments and am committed to delivering software that truly meets business goals and user needs.

Available to hire

I am a Senior Full Stack Engineer with 10 years of experience specializing in building scalable, high-performance web applications. I have a strong background in React.js, Next.js, Node.js, and NestJS, with a passion for performance optimization, API development, and scalable architectures. I enjoy leading development teams, improving system efficiency, and enhancing user engagement.

I am passionate about creating modern, maintainable, and high-quality software solutions. I thrive in collaborative environments and am committed to delivering software that truly meets business goals and user needs.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Work Experience

Senior Software Engineer at Neo Vision

June 30, 2025 - July 21, 2025

Led a team of 3 developers to enhance platform features, optimize performance, and increase user base and site availability. Completely revamped the frontend using Next.js, TypeScript, and TanStack Query, resulting in a 200% faster website. Designed and launched a new blog with NestJS, GraphQL, and PostgreSQL, boosting daily visitors by 500. Developed advanced smart tables improving customer satisfaction and data utility by 3x. Implemented a CI/CD pipeline with Jira, GitLab, Jenkins, and Docker, reducing deployment time by 30%. Integrated advanced charting tools for real-time token price visualization, enhancing user engagement and decision-making.

Senior Full Stack Developer at Codica

November 30, 2023 - July 21, 2025

Led a team of 5 including 1 front-end developer working with React.js. Developed a multi-language frontend application in Next.js, increasing user engagement by 30%. Leveraged Next.js server components for performance and SEO optimizations. Implemented React Beautiful DnD for drag-and-drop exam creation, reducing instructor exam creation time by 40%. Created a CI/CD pipeline with Docker, GitLab, and Portainer, achieving 30% faster deployment. Provided backend consultation which improved API response times by 20%. Developed scalable APIs with Nest.js replacing Django, improving platform reliability and responsiveness.

Full Stack Developer at Codica

March 31, 2022 - July 21, 2025

Maintained and migrated ERP applications to React.js and Node.js, adding features per user requests. Collaborated on migration of legacy software to modern technologies, enhancing load times and user experience. Improved frontend productivity by understanding backend logic in Nest.js, boosting development efficiency by 20%. Refactored and optimized codebase reducing size by 20%. Participated in code reviews to ensure quality and reduce errors.

Frontend Developer at Webamboos

January 31, 2019 - July 21, 2025

Developed a PWA fitness video streaming platform using React, decreasing load times by 40% and increasing session durations by 30%. Collaborated with UI/UX designers utilizing React and Vue.js to improve user engagement by 35% and reduce bounce rates by 15%. Dockerized frontend applications to streamline deployments. Conducted user research and A/B testing to improve performance and user satisfaction by 25% while reducing bug reports by 20%.

Full Stack Developer at Wirtek

August 31, 2016 - July 21, 2025

Built a scalable auto parts platform as a solo developer using React.js and Express.js. Designed and implemented both frontend and backend services ensuring system reliability. Created user-centric and aesthetically appealing UIs based on research and iterative testing, receiving positive user feedback.