Santhosh Kumar Sunkara

Leading development of scalable microservices and web applications using Java, Spring Boot, Spring Cloud, React.js, Redux, and Angular. Building and consuming RESTful APIs to support real-time flight booking and scheduling systems, reducing booking time by 30%. Implementing OAuth2 and JWT for secure authentication and authorization of customer data. Integrating Apache Kafka for inter-service communication. Managing database operations with JPA/Hibernate, JDBC, stored procedures, and complex SQL queries. Developing micro-frontend architectures with React.js, leveraging Hooks for state management. Deploying microservices on AWS (EC2, S3, EKS) and OpenShift, ensuring scalability and availability. Automating CI/CD pipelines with Jenkins, OpenShift CLI, and Terraform. Conducting unit testing with JUnit and Mockito and leading code reviews. Monitoring with Amazon CloudWatch and optimizing JVM memory. Creating Swagger documentation and mentoring junior developers.

Built and maintained full-stack banking applications using Spring Boot and Angular 10+. Used D3.js and TypeScript to deliver high-performance, data-driven UIs. Built and optimized microservices for real-time customer transactions, applying service discovery and circuit breaker patterns. Designed and maintained REST APIs, integrating with internal and external systems using JWT and OAuth2 for secure access. Handled complex data operations using SQL, PL/SQL, JPA, Hibernate, and MongoDB for both relational and NoSQL databases. Managed batch processing with Spring Batch and implemented RabbitMQ for asynchronous messaging. Migrated monolithic applications to Azure Kubernetes Service (AKS), and developed Azure Functions for serverless workflows. Improved frontend performance with lazy loading and dynamic component rendering in Angular, reducing load times by 35%. Automated testing with Postman and REST Assured, and enhanced CI/CD pipelines with Jenkins and Docker. Implemented ELK Stack for m

Developed and deployed secure healthcare backend services using Spring Boot, Spring Cloud, JPA, and Hibernate, ensuring HIPAA compliance and high availability on AWS (EC2, S3). Built RESTful APIs for patient data, appointments, and records, and performed JVM tuning for optimized performance. Designed and developed responsive React.js SPAs with Redux, enhancing user experience with real-time data binding. Implemented unit and API testing using JUnit, Mockito, Postman, and REST Assured. Automated CI/CD pipelines using Jenkins; managed version control via Git/GitHub and monitored applications using Dynatrace and Log4j. Contributed to microservices architecture design, applying Observer and Strategy patterns, and wrote optimized SQL queries for healthcare data reporting.