Our client is: A technology innovation consultancy with a highly qualified team that helps companies accelerate their digital transformation.Mission: Design, develop, implement and test innovative technological solutions that enhance the development of customers and society.Culture: They believe that success results from the well-being of their employees and, therefore, their philosophy is to build an environment of trust where they feel fulfilled, integrated and active in the company s culture.Full Stack JavaScript DeveloperWe are seeking a talented and experienced Full Stack JavaScript Developer to join our dynamic team. As a Full Stack Developer, you will be responsible for designing and developing robust, scalable, and high-performance web applications using the latest technologies. You will collaborate with a cross-functional team to deliver innovative solutions that meet our clients needs.Responsibilities:Develop and maintain full stack web applications using JavaScript (TypeScript), React, and GraphQL.Collaborate in the design and implementation of intuitive and visually appealing user interfaces.Design and implement back-end APIs and services to support front-end functionalities.Write clean, efficient, and modular code adhering to best practices and coding standards.Optimize application performance and ensure scalability.Collaborate in the database design and management of those systems (PostgreSQL or MongoDB).Conduct thorough testing and debugging to identify and resolve issues.Stay updated with emerging trends and technologies in the field of web development.Requisitos:Mandatory Requirements:Bachelor s degree in Computer Science, Engineering, or a related field (or equivalent experience).Strong proficiency in JavaScript programming language.Experience with React.js and its ecosystem.Familiarity with GraphQL and its implementation (Apollo, Relay, etc.).Strong problem-solving skills and ability to work in a fast-paced environment.Excellent communication and collaboration skills.Intermediate English Desirable Requirements:Managing and optimizing database systems (PostgreSQL or MongoDB).Nest.js and Next.js experience.Other Details:Fluent in Brazilian Portuguese and English from a business levelReports to Head of Application Engineering.Located preferably in São Paulo or Rio de Janeiro and can accommodate agile work environments