Senior Full Stack Java - React Developer Brazil Senior Software Engineer Important Information Location: Brazil Job Mode: Full-time Work Mode: Work from home Job Summary As a Senior Full Stack Java - React Developer, you will be responsible for designing, developing, and maintaining high-quality software solutions. You will collaborate with cross-functional teams to understand business requirements and translate them into scalable and efficient software applications. Your role will involve leading technical projects, mentoring junior engineers, and continuously improving software development practices to ensure the delivery of robust and reliable software systems. Responsibilities and Duties Design, develop, and maintain scalable full-stack applications using React, TypeScript, Java, and Spring Boot across frontend and backend layers;
Architect and implementrobust RESTful APIs, real-time data integrations, and high-performance backend services with proper caching and optimization strategies;
Build modern, responsive, and highly interactive user interfaces, integrating streaming data, advanced search, and filtering capabilities;
Contribute to system design decisions, code reviews, CI/CD pipelines, and cloud-native deployments while ensuring high engineering standards and best practices. Essential Skills Experience with strong full-stack expertise in both frontend and backend;
Advanced proficiency inReact, TypeScript, and modern JavaScript (ES6+), including strong CSS skills (Flexbox, Grid, responsive design);
Experience with UI frameworks such as MUI, Tailwind, or Ant Design, and solid frontend testing experience;
Strong expertise in Java and Spring Boot, designing and building scalable, secure RESTful APIs;
Experience with relational databases (MySQL, PostgreSQL) and NoSQL databases (MongoDB, Redis);
Strong understa