66 javascript English-speaking jobs in Barcelona

seeking a Senior Fullstack Software Engineer with strong expertise in Python and solid experience in JavaScript

Strong proficiency in JavaScript, TypeScript, React, or vanilla JS.

Experience as a software engineer using Java, JavaScript, or mobile technologies. ... Build and maintain plugins using JavaScript and mobile technologies (iOS/Android) to extend platform ... for frontend applications, and JavaScript and mobile technologies (iOS/Android) for plugin development ... Proficiency in at least one area: backend (Java), frontend (JavaScript/modern frameworks), or plugin/ ... ResponsibilitiesDevelop and optimize backend services in Java and/or frontend applications in JavaScript

Proven experience using JavaScript, TypeScript, Angular, ReactJS or similar Proven experience using Webpack ... Computer Science Engineering or related field 5+ years experience as GO Developer 5+ years experience as JavaScript

Proficiency in ampscript,JavaScript, HTML, CSS; Python is a plus. ... enhancements, templates, and technical processes Development and testing of script enhancements (including JavaScript

Required Skills Python React JavaScript Java Node.js Rust Go TypeScript Strong full-stack development

Strong proficiency in TypeScript/JavaScript. ... React Native, Expo, React.js, Vite, TypeScript, JavaScript, Node.js, AWS, Cloud Computing, REST APIs,

Familiarity with HTML, CSS, and JavaScript / TypeScript. Understanding of data modelling.

Tech Skills & Certifications HTML, CSS, JavaScript knowledge is highly valuable. ... Knowledge of front‐end development technologies (HTML, CSS, JavaScript) is a plus.

one or more CIS certifications (CIS-ITSM, CIS-ITAM, CIS-SIR) — desired Strong scripting knowledge in JavaScript ... Provide 2nd and 3rd level ServiceNow support, resolving incidents, enhancements, and defects using JavaScript

RAG and agent evaluation REST APIs, MCP and integrations with external systems Forge development with JavaScript

requirements: Extensive professional experience developing customer-focused, web-based services using JavaScript

What we're looking for- Strong professional experience with JavaScript and TypeScript.- Solid frontend

and mentoring senior engineers in fast-paced, innovative environmentsTechnical skills: Proficiency in JavaScript

Automation; Experience designing or evolving automation frameworks; Strong development knowledge of JavaScript

Very strong frontend expertise, particularly with JavaScript, Node.js and React.

As a Lead Engineer, you will be in charge of: Working with top-notch tech stack including: ES6 code, Javascript ... design, system design, performance tuning, performance engineering, design patterns, data modelling Javascript

.: Laravel, Symfony, CodeIgniter, etc.).Javascript, JQuery, HTML5/CSS3Desirable/valuable or willing to

to partner with business colleagues and build trusted relationships Some front-end development and JavaScript

Strong proficiency in one or more modern programming languages (e.g., Python, Java, JavaScript, C#).