Kalyan Kumar Email & Phone Number

Chicago, Il, Us

Oakland, California, United States

• Architected and developed robust back-end components leveraging Spring Framework, Hibernate, and JDBC. Designed and optimized database schemas for efficient data management and retrieval, enhancing application performance and scalability.• Designed and implemented dynamic and responsive user interfaces using HTML5, CSS3, JavaScript, AngularJS, and Bootstrap. Focused on delivering intuitive user experiences that align with business goals and user expectations.• Utilized AWS services such as EC2, S3, RDS, and Elastic Load Balancer for cloud deployment, ensuring high availability, scalability, and security of applications. Implemented cloud-native solutions to optimize resource utilization and cost-efficiency.• Engineered RESTful web services and microservices using Spring Boot and Docker, enabling seamless integration and communication between client-side applications and back-end APIs. Implemented industry best practices to ensure robustness and scalability of microservices architecture.• Applied Java 1.8 features including lambda expressions and streams for efficient data processing and manipulation. Leveraged modern Java capabilities to enhance code readability, maintainability, and performance.• Managed CI/CD pipelines using Jenkins for automated build, test, and deployment processes. Utilized GIT for version control and collaborated with distributed teams to streamline development workflows. Managed project tasks and issues using JIRA, ensuring transparency and accountability across the team.

Kansas City, Kansas, United States

• Designed and developed enterprise-grade applications using Spring Framework with MVC architecture, employing UML diagrams for comprehensive design and planning.• Actively participated in agile ceremonies including daily Scrum meetings, sprint planning, estimation, retrospective sessions, and sprint demos, ensuring alignment with project goals and milestones.• Implemented robust applications using frameworks such as Struts and Spring Boot, focusing on MVC design patterns and leveraging technologies like JAX-WS for microservices and RESTful web services.• Orchestrated the migration of applications to AWS, optimizing infrastructure with services like EC2, S3, RDS, and Elastic Load Balancer, enhancing scalability and performance.• Utilized Java 8 features including lambda expressions and stream API for efficient data processing and management across applications.• Engineered cloud-native applications and microservices using MEAN stack (MongoDB, Express, AngularJS, Node.js), modernizing application architectures and improving scalability.• Implemented RESTful APIs and web services using Spring Boot and Node.js, ensuring seamless integration between front-end and back-end systems.• Integrated Hibernate ORM framework and Spring Data JPA for persistent data storage and transaction management, ensuring data integrity and performance.• Managed CI/CD pipelines with tools like Jenkins, Git for version control, and JIRA for project management, optimizing development workflows and ensuring code quality.• Implemented logging mechanisms using Log4j for comprehensive application monitoring and troubleshooting.

Phoenix, Arizona, United States

• Led Agile SCRUM processes, daily stand-ups, and sprint planning.• Built responsive single-page applications with AngularJS and Angular.• Implemented Core Java concepts and secure HTTPS servers.• Enhanced user interfaces with dynamic widgets and AJAX.• Designed GUI screens using JSP, JavaScript, HTML5, CSS3, Bootstrap.• Developed REST-based Microservices with Spring Boot and Hibernate.• Utilized Spring MVC with Dependency Injection for flexible code.• Implemented TypeScript components within Angular architecture.• Applied Java 1.8 features for efficient data processing.• Practiced Test-Driven Development (TDD) and Pair Programming.• Deployed Microservices on Pivotal Cloud Foundry (PCF).• Integrated Swagger UI for API documentation and testing.• Optimized SQL queries and Stored Procedures for data manipulation.• Utilized Microservices architecture with RESTful APIs.• Established CI/CD pipelines with Jenkins for automated deployments.• Transitioned AWS infrastructure to Docker with Kubernetes.• Managed AWS services like S3 and EC2 for application operations.• Used GIT for version control and collaborative development.• Provided 24x7 support, maintenance, and enhancements.

Hyderabad, Telangana, India

• Analyzed and designed J2EE modules for robust and scalable applications.• Implemented JMS API for efficient messaging between components.• Developed and tested web applications with JavaScript, HTML, and CSS.• Developed UI components using HTML, DHTML, CSS, JavaScript, and JSON.• Used PL/SQL procedures for efficient data manipulation in Oracle databases.• Configured Spring Core and MVC for integrating DAOs with business logic.• Supported correspondence components with EJBs, JPA, and Web Services/JMS.• Implemented JSF with JSTL, AJAX, and GWT for dynamic user interfaces.• Created client-side functionality with JSPs and Servlets for dynamic content.• Developed Java-based SOAP web services for interoperability.• Leveraged EJB Query Language for efficient data retrieval from databases.• Developed core Java interfaces and abstract classes for code reusability.