Frontend Application Developer (React & JavaScript)

About the role

We are seeking a Front‑End Developer with strong ReactJS expertise to join our growing IT team in the Basque Country. You will create modern, responsive web applications and help integrate advanced 3D visualisation features.

Key responsibilities

• Design and develop intuitive, responsive user interfaces for web applications.
• Collaborate with Product Owners and stakeholders to gather requirements and define user stories.
• Build and maintain applications using ReactJS, TypeScript, JavaScript, and CSS/SASS.
• Develop and integrate 3D visualisation features using Three.js, WebGL, or similar technologies.
• Contribute to UX improvements and interface design initiatives.
• Participate in the full software development lifecycle, including design, development, testing, and maintenance.
• Write scalable, reusable, and maintainable code following best practices.
• Identify and implement improvements to existing applications and processes.
• Collaborate with cross‑functional teams on digitalisation and process optimisation projects.

Required profile

• Bachelor's degree in Computer Science, Engineering, Mathematics, Physics, or a related field.
• 2+ years of professional experience with ReactJS, TypeScript, JavaScript, and CSS/SASS.
• 1+ year of experience with 3D technologies such as Three.js, WebGL, OpenGL, Vulkan, Unity, or Blender plugins.
• Proficiency with UI/UX design tools like Figma.
• Intermediate or higher English proficiency (B2+).
• Basic knowledge of .NET and/or PHP is a plus.
• Experience in manufacturing or industrial environments is beneficial but not required.

Required skills

• ReactJS
• TypeScript
• JavaScript
• CSS/SASS
• Three.js
• WebGL
• OpenGL
• Vulkan
• Unity
• Blender plugins
• Figma
• .NET (basic)
• PHP (basic)