- Intensive in-person hands-on training
- 1 week of hardcore React coding
- Daily classes 9:00 to 18:00
- The course is taught in English
- From zero to 👸 and 🤴
- 15% theory / 85% practice / 100% efficiency
Barcelona Code School
Upgrade yourself / Est. 2015
React.js Crash Course in Barcelona Code School
Front-end web development with React.js!
The outcomes
After this course you will have a strong understanding of the logic, syntax and usage of ReactJS.
You will be able to build React apps from scratch and have progress further into the depths of React or any other front-end JS library/framework such as Angular, Vue, Ember or anything else.
What you'll learn
- Overall concept
- JSX syntax
- create-react-app
- Structuring React app
- Components-based approach and reusability
- Class and function components
- Passing data between components with props
- Using state and state management
- Shared state management
- Events and event handlers
- Lifecycle methods
- Hooks
- Async requests
- Promises
- Conditional rendering
- React router
- Metadata in React
- Using external components
- Production build, deployment
Prerequisites
Solid understanding of JavaScript logic and syntax; functions, loops, conditionals, arrays, objects.
Good knowledge of HTML/CSS: DOM, structuring HTML, CSS selectors, Grid, Flexbox.
Inquiry about the course
Access
Tuition
850€
100% is paid upon registration.
Instalment payments are available at the checkout by 
November 10, 2025
React.js Crash Course
Front-end web development with React.js!
1-week course, in-person, in English, full-time, Monday–Friday, 9:00 to 18:00
Registration payment 850€
By signing up you agree to the Terms and Conditions stated on the website.
January 26, 2026
React.js Crash Course
Front-end web development with React.js!
1-week course, in-person, in English, full-time, Monday–Friday, 9:00 to 18:00
Registration payment 850€
By signing up you agree to the Terms and Conditions stated on the website.
April 6, 2026
React.js Crash Course
Front-end web development with React.js!
1-week course, in-person, in English, full-time, Monday–Friday, 9:00 to 18:00
Registration payment 850€
By signing up you agree to the Terms and Conditions stated on the website.
June 22, 2026
React.js Crash Course
Front-end web development with React.js!
1-week course, in-person, in English, full-time, Monday–Friday, 9:00 to 18:00
Registration payment 850€
By signing up you agree to the Terms and Conditions stated on the website.
September 7, 2026
React.js Crash Course
Front-end web development with React.js!
1-week course, in-person, in English, full-time, Monday–Friday, 9:00 to 18:00
Registration payment 850€
By signing up you agree to the Terms and Conditions stated on the website.
November 9, 2026
React.js Crash Course
Front-end web development with React.js!
1-week course, in-person, in English, full-time, Monday–Friday, 9:00 to 18:00
Registration payment 850€
By signing up you agree to the Terms and Conditions stated on the website.