Senior Frontend Developer

Description

Job Summary: We are seeking a Senior Front-end Developer (React) to develop and maintain high-quality web applications, contributing to the continuous improvement of technical standards and processes. Key Highlights: 1. Web application development with React in decoupled and B2B environments 2. Collaboration on continuous improvement of technical standards, quality, and processes 3. Implementation of testing strategies and participation in code reviews Would you like to further develop your career as a **Front-end Developer (React)** at a **leading international e-commerce company specializing in natural health**, in a fully remote, collaborative environment with technically challenging projects (decoupled frontend, Checkout, B2B platforms)? Oxigent Technologies is looking for a **Senior React Developer** to join a project focused on developing and evolving e-commerce platforms, based in Spain (**100% remote**). If selected, your mission will be to contribute to enhancing the shopping experience and internal platforms (PIM/ERP), collaborating on the continuous improvement of the team’s technical standards, quality, and processes. **What will be your main responsibilities?** * Develop and maintain high-quality web applications using React. * Work in a decoupled frontend environment, B2B platforms, internal systems (PIM/ERP), and Checkout optimization. * Collaborate on improving CI/CD pipelines. * Implement testing strategies and participate in code reviews. * Apply UI/UX best practices and styling principles, creating reusable and responsive components together with the Design team. **What do you need to succeed?** * More than 6 years of software development experience. * Solid experience with React, TypeScript, and Next.js. * Proficiency in JavaScript ES6, HTML5, and CSS3. * Knowledge of state management, Git, and REST API consumption. * Fluent Spanish and professional-level English for technical communication. **Nice-to-have:** * Node.js, GraphQL * MySQL / PostgreSQL and/or NoSQL databases * Experience with CI/CD, automated testing, and decoupled frontend architectures **What do we offer?** * Permanent contract through Oxigent. * **Salary** commensurate with experience (between €50,000 – €55,000 gross annual). * **100% remote work** from any location within Spain. * **Flexible working hours** * Training voucher to develop skills in areas of interest. * Private health insurance. * Flexible compensation (meal vouchers, transportation, childcare, training, and health insurance). * Gym and sports activity access app across Spain with discounts. * **And many other benefits!** Join the Oxigent team! A company committed to sustainability and equal opportunity, where talent and technology know no gender. Location: Spain \- Barcelona Date: 20/01/2026 Salary: €50,000 Employment Type: Employee