• Develop screens in React using the corporate component library (Vallourec UI); • Maintain, modify, and create new components for the company's Design System (extending tokens, variants, components, documentation/Storybook, and tests); • Ensure reuse, modularization, and standardization of systems, promoting shareable components; • Propose and implement improvements to existing libraries (with autonomy/independence), including refactors to improve performance, accessibility, and developer experience; • Collaborate with the development team to ensure standardization and reuse (code reviews, PRs, guides, and trainings/dojos when necessary); • Participate in meetings with international teams, including UI/UX teams and business areas from other Vallourec plants, and lead technical discussions with teams in France, the USA, Saudi Arabia, China, or Indonesia.

• Build & Ship Frontend Features: Design, develop, and maintain responsive, user-friendly frontend components using TypeScript/React. • Create High-Quality Frontend Experiences: Implement reusable, accessible, and performant UI components in React. • Drive User Experience: Collaborate with product and design to deliver intuitive user experiences. • Champion Code Quality: Ensure you and other team members are contributing clean, efficient, testable, and reusable code that is easy to maintain and extend and aligns with our technical strategy and coding standards. • Strengthen System Architecture: Provide leadership in the technical output of your team and ensure technical designs follow appropriate design patterns, are architecturally sound, and adhere to secure coding practices.

• Build high-performance, scalable web applications using React, Next.js, TypeScript, and modern frontend technologies. • Develop intuitive, responsive, and pixel-perfect user experiences. • Work closely with product, design, and engineering teams to deliver features end-to-end. • Optimize applications for speed, scalability, and reliability. • Debug complex issues and maintain high code quality through testing and engineering best practices. • Contribute to architecture discussions and continuously improve engineering standards. • Work across the stack when needed. Experience with Python and backend development is a plus.

Role Description Be a key player in the digital evolution of agriculture with xFarm Technologies. We are looking for a Senior Front End Developer to take on a strategic role in building the interfaces that connect machines, data, and people in the field. At xFarm, frontend is not just a visual layer; it is a core part of the user experience and the intelligence behind the product. If you value well-structured architecture, clean code, and technical decisions aligned with business goals, this position puts you at the center of developing solutions that directly impact the daily operations of agribusiness. Your mission on a daily basis: - Design and implement interactive, dynamic, and responsive web interfaces; - Work closely with the Product Area Owner (PAO) and the Tech Area Owner (TAO) to define and execute the product roadmap; - Ensure the selection and application of the best frontend technologies and frameworks; - Promote best practices in security, performance, scalability, and code maintainability; - Review code, apply TDD, and use tools such as Cypress to ensure quality; - Integrate frontend applications with backend services through RESTful APIs and GraphQL; - Actively participate in agile ceremonies such as sprint planning, dailies, reviews, and retrospectives; - Collaborate with designers, backend developers, QA, and cross-functional teams to deliver complete, business-aligned solutions; - Support team development by encouraging continuous learning and technical growth. Qualifications - Advanced knowledge of HTML, CSS, and modern JavaScript (ES6 or higher); - Solid experience with frontend frameworks and libraries, preferably Angular, and component-based development; - Experience with state management using NgRx or Redux; - Knowledge of RxJS and reactive programming; - Experience integrating with RESTful APIs and GraphQL; - Understanding of authentication and authorization, such as OAuth and JWT; - Experience with Git and platforms such as GitLab, GitHub, or Bitbucket; - Hands-on experience with TDD and frontend testing; - Ability to create responsive interfaces compatible with different browsers; - Clear and effective communication in English for working in an international environment; - Autonomy, organization, and discipline to work remotely across Brazil and Italy time zones. Benefits - Unimed Nacional Health Insurance, with nationwide coverage in Brazil; - Uniodonto Dental Plan; - Flash Card, offering flexibility for meals and transportation; - Life Insurance; - Wellhub (Gympass); - Birthday Day Off; - Collaborative work environment, focused on teamwork and technology applied to the real needs of agriculture.