Senior Front End Developer

ActioGlobal®

. Contribute to modernizing the internally developed platform .

Posted 10/5/2026full-timeRemote • SpainSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in building modern user interfaces using Lit and Web Components, with a solid grasp of JavaScript (ES6+), HTML5, and CSS3. Proficient in collaborating within a development team, contributing to technical discussions, and maintaining documentation for UI components.

Highest-signal resume keywords

JavaScript (ES6+)LitWeb ComponentsHTML5CSS3

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

JavaScript (ES6+)HTML5CSS3JS BundlersUnit TestingIntegration TestingGitTypeScriptWeb Accessibility (WCAG)Test Driven Development

Soft Skills

ProactiveCuriousOpen to FeedbackPassion for UXCollaboration

Tools & Technologies

UNIX/BashWSLMacLinuxFigmaStorybook

Certifications & Qualifications

Graduate (Computer Science)Web Development Vocational TrainingFrontend Bootcamp

Industry Keywords

User Interface DevelopmentSoftware Architecture PatternsPixel-Perfect DesignClean CodeComponent Library

Tech Stack

Tools & technologies

AngularJavaScriptLinuxReactTypeScriptUnixVue.js

About the role

Key responsibilities & impact

Contribute to modernizing the internally developed platform
Build modern user interfaces using Lit and Web Components
Migrate features from the legacy system to the new Web Components architecture
Implement new features as required
Participate in internal training and mentoring
Build reusable UI components based on UX/UI designs and team standards
Write clean JavaScript (ESNext) following industry best practices
Learn and help create unit and integration tests
Maintain the Storybook component library documentation
Identify and fix visual or logic issues under supervision
Participate in daily meetings and refinement sessions
Contribute to technical discussions and collaborate with the development team

Requirements

What you’ll need

Graduate (Computer Science), Web Development vocational training, or a high-intensity Frontend Bootcamp
Solid grasp of JavaScript (ES6+), HTML5, CSS3 (Flexbox/Grid), and JS Bundlers
Proactive, curious, and open to constructive feedback through code reviews
Passion for pixel-perfect design and great UX
Basic Git version control skills (clone, commit, push, pull)
Proficient Spanish
English sufficient to read technical documentation and communicate internally
Comfortable using the UNIX/Bash terminal on WSL, Mac, or Linux
Experience with React, Vue, or Angular is a bonus
Experience with Lit or understanding of Web Components is a bonus
Experience implementing software architecture patterns is a bonus
Personal GitHub projects demonstrating clean, organized code are a bonus
Knowledge of TypeScript, Figma, or Web Accessibility (WCAG) is a bonus
Knowledge of Test Driven Development principles is a bonus

Benefits

Comp & perks

Direct mentoring and constant support from a world-class team
Internal training and mentoring
High-performance team with a genuine hunger for learning
Career acceleration in a boutique agency with global impact
Work with cutting-edge tech
Direct mentoring from a top-tier team