Full Stack Engineer

**Title: Fullstack Engineer** **Location: Sao Paulo Brazil(Onsite)** **Job Type: Contract** **Key Responsibilities** • Design, develop, and maintain TypeScript\-based applications across frontend and backend layers • Build reusable, well\-tested components using modern frameworks such as React, Angular, or Vue • Develop and consume RESTful and GraphQL APIs • Write clean, modular, and type\-safe code following best practices • Collaborate with cross\-functional teams to translate requirements into technical solutions • Optimize application performance, scalability, and security • Implement automated testing (unit, integration, e2e) • Participate in code reviews, architecture discussions, and sprint planning • Troubleshoot production issues and contribute to root\-cause analysis • Continuously improve developer experience and engineering standards Required Skills \& Qualifications **• Strong proficiency in TypeScript and modern JavaScript (ES6\+)** **• Hands\-on experience with frontend frameworks (React preferred; Angular/Vue acceptable)** **• Experience with Node.js and backend development** **• Solid understanding of software design patterns and SOLID principles** **• Experience with API development (REST/GraphQL)** • Familiarity with HTML5, CSS3, and responsive design • Experience with Git, CI/CD pipelines, and code quality tools • Strong debugging and problem\-solving skills • Ability to write well\-documented, maintainable code • Experience with microservices and event\-driven architectures **• Exposure to AI/ML integrations, RAG, or API\-driven AI services** **• Understanding of performance monitoring and observability tools** **• Prior experience in large\-scale or enterprise systems** • Strong communication and collaboration skills • Ownership mindset with attention to detail • Ability to work independently in fast\-paced environments • Continuous learner with curiosity for emerging technologies Thanks Aatmesh aatmesh.singh@ampstek.com