Senior Frontend Software Engineer (React)

Senior React Developer

We are:

Wizeline, a global AI-native technology solutions provider, develops cutting-edge, AI-powered digital products and platforms. We partner with clients to leverage data and AI, accelerating market entry and driving business transformation. As a global community of innovators, we foster a culture of growth, collaboration, and impact.

With the right people and the right ideas, there's no limit to what we can achieve.

Are you a fit?

Sounds awesome, right? Now, let's make sure you're a good fit for the role:

We are looking for a FrontEnd Software Engineer with strong React experience to join our team. In this role, you will be responsible for designing, developing, and deploying scalable front-end solutions for a variety of digital products. You will collaborate closely with product, design, and backend teams to deliver high-quality, accessible, and performant user experiences.

Key Responsibilities

• Design, develop, and maintain scalable and reusable front-end components using React and Next.js.
• Build responsive, high-performance user interfaces following modern front-end best practices.
• Collaborate with UX/UI designers to translate designs into accessible and high-quality code.
• Work with component libraries and design systems to ensure consistency across products.
• Implement and maintain CSS-in-JS solutions for styling and theming.
• Create, document, and test UI components using Storybook.
• Ensure applications meet accessibility standards (WCAG 2.1 AA).
• Participate in code reviews, contribute to technical discussions, and promote best practices.
• Collaborate with cross-functional teams to define scope, estimate effort, and deliver features on time.

Must-have Skills

• Bachelor's Degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience).
• 8+ years of experience as React Developer.
• Strong experience with React and modern JavaScript (ES6+).
• Hands-on experience with Next.js.
• Experience working with CSS-in-JS solutions.
• Familiarity with component libraries and/or design systems.
• Experience using Storybook for component development and documentation.
• Solid understanding and practical experience implementing accessibility standards (WCAG 2.1 AA).
• Experience working with Git and collaborative development workflows.
• English level: Advanced / Fluent (spoken and written).
• Strong problem-solving skills and attention to detail.
• Ability to work independently and collaboratively in an agile environment.

Nice-to-have:

• AI Tooling Proficiency: Leverage one or more AI tools to optimize and augment day-to-day work, including drafting, analysis, research, or process automation. Provide recommendations on effective AI use and identify opportunities to streamline workflows.
• Experience with performance optimization and front-end testing frameworks.
• Exposure to backend technologies or APIs (REST/GraphQL).
• Experience working in product-driven or multi-product environments.

Location & Work Model

• Location: Barcelona, Spain
• Work model: Hybrid – 2 days onsite at the office and 3 days remote (home office)

What we offer:

• A High-Impact Environment
• Commitment to Professional Development
• Flexible and Collaborative Culture
• Global Opportunities
• Vibrant Community
• Total Rewards
• Specific benefits are determined by the employment type and location.

Find out more about our culture here.