Staff Frontend Engineers (React / Next.js) We’re looking for an experienced Front End Architect / Staff engineer to guide and support our frontend team as we build modern, high-performance web applications. You’ll play a pivotal role in shaping the technical direction, mentoring engineers, and ensuring the delivery of scalable, maintainable, and performant software. What you'll do: * Collaborate closely with product managers, designers, and backend engineers to define and deliver high-quality user experiences. * Ensure adherence to best coding practices (e.g., SOLID principles, clean code, maintainable architecture). * Perform code reviews, provide constructive feedback, and mentor engineers to support their growth. * Drive continuous improvements in development processes, testing, and deployment. * Take ownership of performance, scalability, and technical quality of the frontend codebase. * Help evaluate and introduce new technologies, tools, and patterns to the team. * Work hands-on with the codebase, especially on complex or high-impact features. What we're looking for:



* Bachelor’s or master’s degree in Computer Science, Software Engineering, or a related field. * 7+ years of experience in software development, with at least 2 years in a technical leadership or mentorship role. * Deep expertise in React, Next.js, and frontend architecture. * Strong understanding of software design principles and architectural patterns. * Excellent problem-solving and debugging skills. * Proven ability to guide a team and coordinate work across multiple engineers. * Strong communication and collaboration skills in English (both written and verbal). * Enthusiastic about creating a culture of learning, feedback, and continuous improvement. * Experience with frontend testing frameworks such as Jest, React Testing Library, or Cypress. * Familiarity with Cloudflare (e.g., Workers, Pages, CDN services). * Deep knowledge of performance optimization for modern web applications. * Experie

📌 Staff Frontend Developer (Cataluña)
🏢 Betway Global
📍 Cataluña