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Front End Software Developer

Wunderman Thompson
San José, San José Province, Costa Rica Full Time Negotiable Sep 17, 2026

About the Job

VML is a global creative company that combines brand experience, customer experience, and commerce to create connected brands that drive growth. Guided by a Human First philosophy, VML is known for its innovative work for brands and consistently ranks among the world’s leading creative companies, including the WARC ...

VML is part of WPP, the trusted growth partner for the world's leading brands. Powered by exceptional talent and our agentic marketing platform WPP Open, WPP unites cutting-edge media intelligence and data solutions, creativity, production, enterprise solutions and expert strategic counsel.

For more information, please visit www.vml.com and follow along on  LinkedIn #WeAreVML.

Key Responsibilities

Web Development
Translate design mockups and wireframes into interactive and pixel-perfect web interfaces 
Collaborate with UX/UI designers to implement intuitive and visually appealing user interfaces 
Build reusable components and libraries for future use 
Ensure web applications are responsive across various devices and browsers 
Cross-Functional Collaboration
Work closely with back-end developers to integrate front-end components with server-side logic 
Communicate effectively with project managers and other team members to meet project goals and deadlines 
Participate in code reviews and provide constructive feedback to other developers 
Contribute to technical discussions and solution planning 
Code Optimization
Identify and address performance bottlenecks and optimize code for maximum speed and scalability 
Maintain code quality and ensure adherence to coding standards 
Implement best practices for front-end architecture and design patterns 
Stay updated with emerging technologies and industry trends 
Testing and Debugging
Conduct thorough testing and debugging of front-end components 
Troubleshoot and resolve issues promptly to ensure a seamless user experience 
Write unit tests and integration tests for front-end code 
Participate in QA processes to ensure high-quality deliverables 

Required Skills & Abilities

3+ years of professional experience in front-end development 
Proficiency in ReactJS and its ecosystem (Redux, React Router, etc.) 
Knowledge of TypeScript 
Strong understanding of HTML5, CSS3, and JavaScript (ES6+) 
Experience with responsive web design and mobile-first development 
Knowledge of RESTful APIs and asynchronous programming 
Basic knowledge of CMS-related integration 
Experience with version control systems (e.g., Git) and front-end build tools (Webpack, Babel, etc.) 
Familiarity with UI/UX principles and design tools (e.g., Adobe XD, Sketch, Figma) 
Ability to work collaboratively in an Agile/Scrum development environment 
Excellent problem-solving skills and attention to detail 
Strong communication and teamwork skills 
Experience with Tailwind CSS 
Knowledge of server-side rendering and static site generation 
Understanding of web accessibility standards (WCAG) 
Experience with performance optimization techniques 
Experience with package managers. 
Familiarity with CI/CD pipelines 
Experience with testing frameworks like Jest, React Testing Library, or Cypress 

Education 
Bachelor's degree in computer science, Web Development, or related field (or equivalent practical experience) 

 
En VML, parte de WPP, estamos comprometidos a fomentar un entorno laboral totalmente inclusivo que sea gratificante y propicie el desarrollo profesional. Creemos en la creación de un entorno de trabajo dinámico que valore la diversidad y la inclusión, y nos esforzamos por reclutar una lista diversa de candidatos para ayudarnos a lograr ese objetivo. Estaremos encantados de proporcionar acomodos razonables a las personas con discapacidades que necesiten un acomodo para usar o acceder al sitio de carreras de VML o para participar plenamente en el proceso de solicitud. Si necesita un acomodo para completar su solicitud u otro aspecto de nuestro proceso de reclutamiento debido a una discapacidad, comuníquese con nuestro departamento de Recursos Humanos o envíe un correo electrónico a (contacto de RR. HH.) para solicitarla.
Al hacer clic en "Enviar solicitud", la información que ingrese a continuación se enviará a VML. Antes de continuar, le sugerimos que revise nuestra Política de Privacidad de Reclutamiento. Los residentes de California deben revisar nuestro Aviso de Privacidad de Reclutamiento de California. En estos documentos se explica cómo utilizamos sus datos personales cuando solicita un puesto con nosotros, así como la forma en que puede actualizar o eliminar la información que nos ha proporcionado.
We believe the best work happens when we're together, fostering creativity, collaboration, and connection. That's why we’ve adopted a hybrid approach, with teams in the office an average of four days a week. If you require accommodations or flexibility, please discuss this with the hiring team during the interview process.
WPP (VML) is an

Qualifications

Experience: 3 years experience
Education: Bachelor

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