Rekha A

Responsibilities:

• Developed Java applications with expertise in architecture, troubleshooting, performance tuning, and deployment in cloud and containerized environments.
• Demonstrated deep understanding of Java runtime environments, application servers (WebSphere , Apache Tomcat), and J2EE architectures.
• Successfully migrated applications to PCF and OpenShift Container Platform.
• Proficiently managed CI/CD pipelines using Jenkins, and other related tools.
• Hosted and tested applications in AWS servers, leveraging GIT for version control and collaboration.
• Worked in CI/CD environment with Jenkins, Maven, AWS, and Docker Swarm, ensuring automated testing, building, and deployment of applications.
• Troubleshot and optimized Java applications for performance and scalability.
  Designed and implemented cloud-native applications using Java and related technologies.
• Collaborated with teams to ensure successful deployment and migration of applications.
• Ensured compliance with industry standards and best practices in Java application development and deployment.
• Implemented robust security measures to ensure secure application deployment and data protection.
  Utilized containerization technologies like Docker to ensure efficient application deployment and scaling.
• Used Hibernate 4 for Object-Relational Mapping (ORM) and communicated with the database
• Developed Spring Boot-based Microservices using REST and built, tested, and deployed identity Microservices
• Extensively used JUnit and JMeter for testing and developed Spring JMS Message listeners for asynchronous communication.
• Used Multithreading and Collections Framework for business logic and JDBC for database querying.
• Designed and implemented Account Management Portal using Spring MVC and integrated Spring Security for single sign-on
• Designed robust RESTful APIs for seamless integration between front-end applications and back-end services.
• Collaborated with multi-disciplinary teams to deliver high-quality products on time and within budget constraints.
• Reduced application bugs by implementing rigorous unit testing frameworks alongside comprehensive test coverage.
• Monitored and analyzed application performance using logging and monitoring tools like ELK Stack and Prometheus.

Responsibilities:

• Led the development of a comprehensive system using Agile-Scrum methodology
• Analyzed business requirements and created use cases and design documents
• Implemented J2EE design patterns in MVC architecture with Spring
• Designed and developed RESTful APIs using Spring 4 and Node JS
• Developed internal web dashboard applications using Node JS
• Implemented second-level cache in Hibernate
• Wrote build and deployment scripts using Ant, Maven on UNIX environment
• Developed views using Bootstrap components and Angular-UI
• Utilized Micro Service architecture with Spring Boot-based services
• Created custom screens using Angular 4
• Developed unit test cases using Mocha and Karma
• Used Spring LDAP for user security credentials authentication
• Developed Restful services using Spring Boot and Jersey integration
• Designed and developed UI for Portfolio Review Dashboard application
• Implemented continuous deployment system with Jenkins, AWS, and Packer
• Ensured application security with OAuth 2.0 and JWT tokens
• Used GIT for version control and collaboration
• Implemented logging and monitoring using ELK Stack and Prometheus
• Optimized application performance using caching and content delivery networks
• Ensured scalability and reliability using load balancing and autoscaling

• Responsibilities:
• Full-stack developer involved in all phases of SDLC and Agile methodology
  Utilized Rational Rose for detailed design phase and UML diagrams
• Designed front-end using HTML5, CSS3, JSP, JSF, Servlets, SWING, JSTL, Ajax, React JS, and Struts
• Integrated B2B interface with BPEL flows and developed EJB components for business functionality
• Developed client-side UI changes using JSP, JavaScript, Angular, jQuery, HTML, CSS, AJAX, JSTL, and Spring MVC
• Implemented Spring Dependency Injection for easy testing and integration
  Configured beans in spring configuration file with Spring IOC, Spring Core, Spring AOP, and MVC
• Developed business logic using POJOs and used Apache CXF, WSDL, and XML for SOAP web services
• Unit tested web services using SOAP UI and developed asynchronous messaging systems using JMS, MDB, and MQ Series
• Created RESTful web services using Spring Boot and consumed them using Angular HTTP service
• Designed and developed custom MongoDB applications and used design patterns like Business Delegate, Service Locator, MVC, Session Facade, and DAO.
• Worked with SOAP-based web services, XML technologies, and Gradle for build framework and Jenkins for continuous build system.
• Implemented Java integration components for JBPM and worked on process JBPM workflow process
• Used Spring DAO concept to interact with DB2 database using JDBC template and developed MongoDB queries based on aggregation framework.
• Integrated Hibernate with Spring for data abstraction and used CVS version controller for code maintenance.
• Implemented JMS for asynchronous communication and used JMS Queues and Topics for one-to-one and one-to-many communication.
• Worked with Eclipse, Tomcat, JIRA, JUnit, Log4j, and Splunk for development, deployment, project management, bug tracking, and logging.

• Responsibilities:
• Maintained expertise in emerging Java technologies for continuous improvement
• Deployed applications efficiently using continuous integration tools like Jenkins and Maven
• Provided accurate estimates for project planning, enabling realistic timelines and resource allocation
• Improved user experience with efficient front-end development and responsive web design
• Involved in requirements analysis and designed UML diagrams using Rational Rose 4.0
• Utilized Struts 1.2 Framework for data entry and verification screens
• Extensively used Spring 2.0 framework's Dependency Injection for object resolution
• Implemented Spring AOP's Declarative transaction management approach
• Integrated Struts framework with Spring Framework
• Used Hibernate 3.0 framework as the persistence layer for interacting with Oracle 10g
• Implemented J2EE design patterns like DTO, DAO, Business Delegate, Service Locator, Session Facade, Singleton, and Factory patterns
• Implemented Hibernate second-level cache (EH-Cache) mechanism to reduce database calls
• Consumed Web Services for data transfer between applications
• Extensively used AJAX for asynchronous loading of web pages
• Used XML Web Services using SOAP for data transfer to remote financial institutions
• Written complex SQL queries, stored procedures, functions, and triggers in PL/SQL
• Used JMS (Java Messaging Service) Publish/Subscribe model for asynchronous communication
• Developed modules using HTML5
• Maintained backup schedules for server storage and interpreted UNIX logs
• Integrated modules with other modules and deployed them on UNIX
• Configured and used Log4J for logging exceptions and used Clear Case Version Control
• Created test plans, JUnit test cases, and test suites for testing the application