Key ResponsibilitiesDesign and develop scalable backend services using Java and Spring Boot following microservices architecture principles.Build modern, responsive, and high-performance frontend applications using React.Architect and implement cloud-native solutions using Amazon Web Services including EC2, Lambda, RDS, S3, and Route 53.Design and manage relational databases such as PostgreSQL with focus on performance tuning, indexing, and data integrity.Develop and maintain CI/CD pipelines usi