Javascript Developer - Remote

YO IT Consulting; Barcelona; Presencial; EUR 45.000 - 65.000; Jornada completa

Descripción de la vacante

YO IT Consulting is seeking a JavaScript Developer to design and implement robust frontend solutions for a remote contract role. You will work with modern frameworks to translate business needs into intuitive interfaces, while leading architectural decisions and mentoring teammates.

The ideal candidate has extensive JavaScript experience, strong knowledge of React/Vue/Angular, and a proven ability to deliver clean, well-documented code in distributed teams.

Formación

• Extensive experience building sophisticated web applications with JavaScript.
• Expertise in modern frontend frameworks (React, Vue, Angular) and state management tools.
• Demonstrated ability to write clean, maintainable, and well-documented code.
• Excellent written and verbal communication skills, with a strong commitment to clarity and collaboration.
• Proven track record of driving frontend architecture and leading development initiatives.
• Strong understanding of web performance optimization and responsive design principles.
• Experience working in remote, distributed teams.

Responsabilidades

• Design, develop, and optimize robust frontend solutions using advanced JavaScript techniques.
• Collaborate closely with cross-functional teams to translate business requirements into intuitive digital interfaces.
• Lead architectural decisions and mentor junior developers, ensuring best practices and code quality across the team.
• Implement modern frontend frameworks and libraries to deliver scalable and maintainable applications.
• Conduct code reviews, provide constructive feedback, and continuously advocate for clean, efficient code.
• Troubleshoot complex issues, proactively identifying and resolving performance bottlenecks.
• Stay abreast of industry trends, introducing innovative technologies and approaches to improve development workflows.

Conocimientos

JavaScript

React

Vue

Angular

Clean code

Documentation

Performance optimization

Responsive design

Remote collaboration

Descripción del empleo

Job Description

Job Title: Javascript Developer

Job Type: Contract

Location: Remote

Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what matters.

Key Responsibilities

• Design, develop, and optimize robust frontend solutions using advanced JavaScript techniques.
• Collaborate closely with cross-functional teams to translate business requirements into intuitive digital interfaces.
• Lead architectural decisions and mentor junior developers, ensuring best practices and code quality across the team.
• Implement modern frontend frameworks and libraries to deliver scalable and maintainable applications.
• Conduct code reviews, provide constructive feedback, and continuously advocate for clean, efficient code.
• Troubleshoot complex issues, proactively identifying and resolving performance bottlenecks.
• Stay abreast of industry trends, introducing innovative technologies and approaches to improve development workflows.
  
  

Required Skills And Qualifications

• Extensive experience building sophisticated web applications with JavaScript.
• Expertise in modern frontend frameworks (e.g., React, Vue, Angular) and state management tools.
• Demonstrated ability to write clean, maintainable, and well-documented code.
• Excellent written and verbal communication skills, with a strong commitment to clarity and collaboration.
• Proven track record of driving frontend architecture and leading development initiatives.
• Strong understanding of web performance optimization and responsive design principles.
• Experience working in remote, distributed teams.
  
  

Preferred Qualifications

• Experience mentoring or coaching other developers.
• Background in building accessible and internationalized web interfaces.
• Familiarity with automated testing, CI/CD pipelines, and version control systems.