Senior Full Stack Developer (Java)

Headquarters: Argentina We are seeking a Senior Full Stack Developer to join our engineering team and contribute to the delivery of high-quality, scalable, and efficient software solutions. This role involves hands-on development across both frontend and backend components, refactoring and optimizing legacy code, addressing technical debt, and collaborating with cross-functional teams to improve overall system performance, stability, and user experience. You will work within a modern monorepo environment and play a key role in accelerating feature delivery. Key ResponsibilitiesDevelop and maintain frontend features using React 18, TypeScript, Redux Toolkit, and component-based architectures.Build and enhance backend services using Java 19, Spring Boot 3.x, and REST/GraphQL APIs.Refactor existing codebases, resolve bugs, and reduce technical debt.Work within a monorepo environment to contribute across multiple applications and shared libraries.Improve performance, code quality, and reliability across the stack.Troubleshoot and debug complex user interface and backend workflow issues.Collaborate with product, QA, and design teams to deliver high-impact functionality.Participate in code reviews, ensure best practices, and identify architectural improvement opportunities.Contribute to improving CI/CD pipelines, testing strategies, and release processes. RequirementsRequired Qualifications5+ years of experience as a Full Stack Developer or Software Engineer.Strong expertise in React 18+, TypeScript, Redux Toolkit, and modern frontend development patterns.Solid hands-on experience with Java 17/19, Spring Boot 3.x, REST APIs, and microservice development.Experience working with PostgreSQL, SQL queries, and relational data modeling.Familiarity with monorepos, shared component libraries, and modular architecture.Ability to debug complex UI and backend issues across multiple services.Strong understanding of code quality, testing, best practices, and performance optimization.N