We are

a cutting-edge e-commerce company developing products for our own technological platform. Our creative, smart and dedicated teams pool their knowledge and experience to find the best solutions to meet project needs, while maintaining sustainable and long-lasting results. How? By making sure that our teams thrive and develop professionally. Strong advocates of hiring top talent and letting them do what they do best, we strive to create a workplace that allows for an open, collaborative and respectful culture.

What you will be doing

We are looking for a JavaScript Developer to join our international team to produce scalable software solutions. You'll be part of a cross-functional team that's responsible for the full software development life cycle, from conception to deployment. you will be collaborating with the rest of the engineering team to participate in the architecture, design, development, launching, and maintenance of our web applications.

To get the most out of this role you should be proactive and keen to get involved. You must be a strong team player with a can-do approach, who can work under minimal supervision. You must also have a great passion for learning and be able to communicate with your colleagues in both Spanish and English.

Some of your responsibilities will be:

• Build responsive UIs with React using NextJS and AstroJS
• Handle real-time data updates, fast user interactions, and complex states
• Work closely with product, design, and backend teams to ship features fast
• Write clean, maintainable code with a focus on performance and scalability
• Contribute to our shared component library and design system
• Develop and evolve design systems.
• Follow modern high-quality development practices.
• Be part of the on-call shift.

Knowledge and skills you need to have

• 7+ years of experience in modern frontend engineering, with deep expertise in React, TypeScript, and advanced CSS architecture.
• Proven track record designing and scaling high-performance, real-time web applications (e.g., trading platforms, betting systems, live dashboards).
• Architectural understanding of state management patterns, performance optimization, rendering strategies, and frontend scalability.
• Experience building and maintaining WebSocket-driven systems and handling complex real-time data synchronization.
• Understanding of event-driven systems, live odds updates, or real-time event tracking is a plus.
• Hands-on experience with Next.js or Astro, including SSR, ISR, routing strategies, and performance tuning.
• Experience designing, evolving, or contributing to a design system (component architecture, theming, accessibility, developer experience).
• Comfortable owning and improving CI/CD pipelines, build systems, and deployment workflows.
• Practical experience working with Docker and Kubernetes, understanding how frontend applications integrate within containerized environments.
• Ability to drive technical decisions, mentor engineers, and influence frontend architecture across teams.
• Flexible to work with departments in different time-zones.
• B2 English level

Why choose us?

We provide the opportunity to be the best version of yourself, develop professionally, and create strong working relationships, whether working remotely or on-site. While offering a competitive salary, we also invest in our people's professional development and want to see you grow and love what you do. We are dedicated to listening to our team's needs and are constantly working on creating an environment in which you can feel at home.

We offer a range of benefits to support your personal and professional development:

Benefits:

• 22 days of annual leave
• 10 days of public/national holidays
• Health insurance options
• Access to online learning platforms
• On-site English classes in some countries, and more.

Join our team and enjoy an environment that values and supports your well-being. If this sounds like the place for you, contact us now!