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Hello! I’m Cristian Antonio Crisan, a passionate Full Stack Developer who enjoys turning ideas into scalable, user-friendly web applications using React.js, Node.js, and modern tooling. I thrive in collaborative environments, continuously improving code quality and delivery speed while keeping maintainable architectures in mind. In my free time I love exploring new technologies, enhancing UI/UX, and contributing to open-source projects. I’m a fast learner, detail-oriented, and committed to delivering solid results as part of a team, always eager to grow and share knowledge with colleagues.…Hello! I’m Cristian Antonio Crisan, a passionate Full Stack Developer who enjoys turning ideas into scalable, user-friendly web applications using React.js, Node.js, and modern tooling. I thrive in collaborative environments, continuously improving code quality and delivery speed while keeping maintainable architectures in mind. In my free time I love exploring new technologies, enhancing UI/UX, and contributing to open-source projects. I’m a fast learner, detail-oriented, and committed to delivering solid results as part of a team, always eager to grow and share knowledge with colleagues.

Cristian Antonio Crisan

Full Stack Developer, Web Developer, Front-End Developer, +3

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Hello! I’m Cristian Antonio Crisan, a passionate Full Stack Developer who enjoys turning ideas into scalable, user-friendly web applications using React.js, Node.js, and modern tooling. I thrive in collaborative environments, continuously improving code quality and delivery speed while keeping maintainable architectures in mind. In my free time I love exploring new technologies, enhancing UI/UX, and contributing to open-source projects. I’m a fast learner, detail-oriented, and committed to delivering solid results as part of a team, always eager to grow and share knowledge with colleagues.…Hello! I’m Cristian Antonio Crisan, a passionate Full Stack Developer who enjoys turning ideas into scalable, user-friendly web applications using React.js, Node.js, and modern tooling. I thrive in collaborative environments, continuously improving code quality and delivery speed while keeping maintainable architectures in mind. In my free time I love exploring new technologies, enhancing UI/UX, and contributing to open-source projects. I’m a fast learner, detail-oriented, and committed to delivering solid results as part of a team, always eager to grow and share knowledge with colleagues.

Available to hire

Hello! I’m Cristian Antonio Crisan, a passionate Full Stack Developer who enjoys turning ideas into scalable, user-friendly web applications using React.js, Node.js, and modern tooling. I thrive in collaborative environments, continuously improving code quality and delivery speed while keeping maintainable architectures in mind.

In my free time I love exploring new technologies, enhancing UI/UX, and contributing to open-source projects. I’m a fast learner, detail-oriented, and committed to delivering solid results as part of a team, always eager to grow and share knowledge with colleagues.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Language

Spanish; Castilian

Fluent

Catalan; Valencian

Fluent

Romanian, Moldavian, Moldovan

Fluent

English

Advanced

Work Experience

Energy Advisor at Asesor Energético

August 31, 2025 - August 31, 2025

Analysis and optimization of energy invoices for residential clients, identifying savings opportunities. Personalized advice on tariffs and contracts for electricity and gas. End-to-end management of paperwork for supplier changes.

Web Developer at Aigües Segarra Garrigues

February 28, 2025 - February 28, 2025

Migrated internal interface to React.js, improving page load speed. Implemented reusable components in React with ES6+ and Tailwind CSS, enhancing maintainability and consistency of the project. Integrated REST APIs using Git / GitHub with pull requests.

Frontend Developer Intern at Aigües Segarra Garrigues – Tarrega, Spain

February 1, 2025 - October 18, 2025

Migrated internal interface to React.js, improved page load speed; implemented reusable components with React and Tailwind CSS; integrated REST APIs; collaborated via Git/GitHub Pull Requests.

Hardware Technician at BonÀrea

July 31, 2023 - July 31, 2023

Maintenance and repair of hardware equipment. Documented technical processes in Excel and office tools. Assembled and configured enclosures and peripherals.

Hardware Technician at BonÀrea - Guissona, Spain

July 1, 2023 - October 18, 2025

Maintenance and repair of hardware equipment; documented technical processes in Excel and office tools; assembled and configured computers and peripherals.