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Betway Global

Staff Frontend Developer

Betway Global
Spain · Full-time · Mid-Senior

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:

  • Lead the technical design, architecture, and implementation of frontend features using React, Next.js, and modern JavaScript/TypeScript.
  • 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.


Bonus points for:

  • 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.
  • Experience working with design systems or component libraries (e.g., Storybook, Tailwind CSS).
  • Hands-on experience with CI/CD pipelines for frontend apps (e.g., GitHub Actions, Azure DevOps).
  • Previous experience in fast-paced startup or scale-up environments.

Key Skills

Ranked by relevance

react
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Posted
Jun 12, 2026
Type
Full-time
Level
Mid-Senior
Location
Barcelona

Industries

Gambling Facilities Casinos Entertainment Providers Technology Information Media

Categories

Engineering Information Technology

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