Experteer Overview
As a Full Stack Developer you will design and maintain responsive web applications to support operational security solutions. You will join the Production Security service to help manage and secure network, server, and endpoint infrastructure. You will collaborate with backend teams to define contracts and ensure accessible, robust interfaces. You will write clean, testable code, participate in code reviews, and mentor junior developers. This role offers a chance to shape security-focused web solutions and work across frontend and backend stacks in a general bank.

Compensaciones / Beneficios
• Design and build responsive web applications using HTML5, CSS3, and modern JavaScript/TypeScript frameworks
• Implement UI components, state management, routing, and accessibility (WCAG)
• Integrate RESTful or GraphQL APIs by collaborating with back-end teams to define contracts
• Write clean, testable code and participate in code reviews




• Contribute to back-end services using .NET Core or other stacks when required
• Mentor junior developers and share front-end best practices

Responsabilidades
• Bachelor's degree in Computer Science or equivalent
• At least 3 years of professional front-end development experience
• Proficiency in at least one major front-end framework (preferably React)
• Strong JavaScript/TypeScript, ES6+, and modern build tools
• Solid HTML5 semantics and CSS3 (Flexbox, Grid, Sass/Less)
• Experience with Git and collaborative CI/CD workflows
• Ability to write unit and integration tests (Jest, React Testing Library, Cypress)

Requisitos principales
• Competitive salary and benefits package
• Opportunities for professional development
• Flexible working arrangements
• International and multicultural work environment
• Strong commitment to diversity and inclusion

📌 Full Stack Developer (Madrid)
🏢 BNP Paribas
📍 Madrid