Frontend Developer

Insud Pharma is seeking a Senior Frontend Developer to create high-quality user interfaces and applications. The role involves collaborating with different teams to deliver scalable and efficient solutions using React and React Native., The ideal candidate will have strong knowledge of modern frontend technologies, including JavaScript, TypeScript, HTML, and CSS, fluency in Spanish and English, and a solid grounding in software development best practices. The position offers a permanent contract in a vibrant area of central Madrid., * Participate in frontend architecture decisions.

• Collaborate closely with backend, product, and design teams.
• Design and develop modern web applications using React and React Native.
• Optimize application performance.
• Ensure code quality through testing and best practices.
• Mentor and support junior developers., * Build high-quality interfaces and applications, translating complex business and technical requirements into intuitive, efficient, and scalable user experiences.
• Take part in frontend architecture decisions, contribute to the definition and evolution of technical standards, design systems, and component libraries.
• Collaborate closely with backend, product, and design teams to build robust and maintainable end-to-end solutions.
• Design and develop modern web applications using React and React Native.
• Build scalable, reusable, and high-performance user interfaces.
• Translate business requirements into high-quality user experiences.
• Integrate REST APIs and collaborate with backend teams on clear and maintainable contracts.
• Optimize application performance (rendering, loading time, bundle size).
• Contribute to frontend architecture decisions (structure, modularity, scalability).
• Collaborate closely with product, design, and backend teams.
• Ensure code quality through testing, code reviews, and best practices.
• Contribute to defining technical standards and evolving the frontend stack.
• Mentor and support junior developers.

• Fluency in Spanish and English.
• Strong experience with React, React Native and the modern frontend ecosystem.
• Solid knowledge of modern JavaScript and TypeScript.
• Strong knowledge of HTML and CSS (responsive design, layouts, best practices).
• Experience with frontend development tools (bundlers, build tools, etc.).
• Familiarity with frontend testing (Jest, React Testing Library, or similar).
• Understanding of software development best practices (clean code, frontend architecture).
• Adaptable start time from Monday to Friday., Fluency in Spanish and English Experience with React Experience with React Native Knowledge of modern JavaScript Knowledge of TypeScript Knowledge of HTML and CSS Experience with frontend development tools Familiarity with frontend testing Understanding of software development best practices Descripción del empleo

INSUD PHARMA operates across the entire pharmaceutical value chain, providing specialized knowledge and experience in scientific research, development, manufacturing, sales, and marketing of a wide range of active pharmaceutical ingredients (API), finished dosage forms (FDF), and branded pharmaceutical products, adding value to human and animal health. The activities of INSUD PHARMA are organized into three synergistic business areas: Industrial (Chemo), Branded (Exeltis), and Biotech (mAbxience), with over 9,000 professionals in more than 50 countries, 20 state-of-the-art facilities, 15 specialized R&D centers, 12 commercial offices, and more than 35 pharmaceutical subsidiaries, serving 1,150 customers in 96 countries worldwide. INSUD PHARMA believes in innovation and sustainable development. We are a team of 30 professionals (AI Engineers, Data Scientists, Backend Engineers, DevOps Engineers, and Product Managers) working across the full breadth of the company, building products and systems that directly inform and shape decision-making.