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Software Engineer, Frontend

  • Indefinite
  • Full time
  • Hybrid (08018, Barcelona, Barcelona, Spain)

Job Title: Software Engineer, Frontend
Location: Spain/UK (Remote)


About vLex

vLex is a global provider of legal intelligence and research solutions, offering access to one of the world's largest collections of legal information, including case law, legislation, regulations, and secondary sources. Leveraging cutting-edge artificial intelligence (AI) and data analytics, vLex empowers law firms, corporations, academic institutions, and government agencies with smarter, faster, and more comprehensive legal research tools. With a presence across multiple jurisdictions, vLex seamlessly integrates international and local legal content, providing users with real-time insights and AI-driven legal research capabilities to enhance decision-making and streamline workflows


About the Role

We are looking for a UI Developer with 2-5 years of experience to join our growing LegalTech team. In this role, you will develop and optimize user interfaces using Lit.js and TypeScript, ensuring high performance and scalability.


Key Responsibilities

  • Develop and maintain UI components using Lit.js and TypeScript, ensuring modularity and reusability.
    Collaborate with designers, backend developers, and product teams to create responsive, high-performance web applications.
  • Ensure cross-browser compatibility, accessibility (WCAG standards), and mobile-first design principles.
  • Work on web performance optimization using Lighthouse and DevTools.
  • Integrate frontend components with headless CMS (e.g., Strapi) and backend APIs.
  • Maintain code quality through unit testing, code reviews.
  • Troubleshoot and resolve UI/UX issues, collaborating with QA engineers and stakeholders.


Qualifications & Experience

  • 2-5 years of experience in frontend development.
  • Strong proficiency in TypeScript
  • Experience in Technical SEO, including schema markup, page speed optimization, and SEO-friendly UI development.
  • Knowledge of Core Web Vitals, Lighthouse, and DevTools for performance analysis.
  • Understanding of Web Components and modular frontend architecture.
  • Experience integrating frontend with CMS platforms like Strapi.
  • Proficiency with Git, CI/CD pipelines, and agile development processes.
  • Unix knowledge.
  • Strong debugging and troubleshooting skills.



What We Offer

  • Competitive salary and benefits.
  • Flexible working arrangements with remote options.
  • Professional development opportunities and continuous learning.
  • Opportunity to shape the future of a growing global company.
  • Work with cutting-edge technologies in the legal AI space.
  • International work environment with exposure to global markets.