238 javascript English-speaking jobs in Barcelona

Proficiency with Java, Java Beans, Java Servlets, and JavaScript.

English (written and spoken) Understanding of Python, other scripting languages are a plus (Swift, Bash, Javascript

development, with a strong foundation in React Native ● You bring solid knowledge of TypeScript and JavaScript

Experience in web application development, including front-end technologies such as HTML, CSS, and JavaScript

Good level of written and spoken English 4+ years of software development experience with Javascript

frameworks (Django, Flask, FastAPI, etc.) 5+ years of experience with front-end technologies, such as JavaScript

Experience with dynamic languages (Groovy, Ruby, Javascript) is a plus.

Proficient in scripting with JavaScript, Python, and Node.js.

Nice to Have: Experience with frontend technologies, especially React and JavaScript.

frameworks (Django, Flask, FastAPI, etc.) 5+ years of experience with front-end technologies, such as JavaScript

PHP as well as database knowledge, including MySQL and have extensive knowledge of HTML5, CSS3 and Javascript

team in a fast-paced environment - Full-time availability for the programme starting in September 2025 Javascript

Exceptional Node/JavaScript skills Familiar with microservices architecture Have actively participated

well as database knowledge, including MySQL and Typoscript know how and have extensive HTML5, CSS3 and Javascript

Experience using Node.js and JavaScript.

Excellent development skills in Python Excellent web programming skills: Javascript

Technical Proficiency: Strong command of JavaScript, HTML, and CSS, with the ability to write clean and

Skills: Excellent skills in modern JavaScript/Typescript, Go, Rust, Python or Java.

backend development Experience optimizing queries for either SQL and/or NoSQL databases Experience with JavaScript

frontend engineering: you have at least three years of professional experience using an open-source JavaScript