Karthik Reddy Email and Phone Number

• Worked as core Technical Team Member and participated in end-to-end development from beginning • Design and develop Spring Boot Microservices to improve performance of application and reduced the response time of application • Involved in development of spring batch application for processing huge files in multi threaded environment • Hibernate used as the ORM mapping tool and worked with Hibernate Query Language (HQL). • Worked on executing SQL and Oracle queries for manipulation and for retrieving data • Developed back-end services and maintained AWS infrastructure. • Designed and implemented Kafka producers and consumers for real-time data streaming • Developed Persistence layer using Spring Data • Developed Restful web services using Spring Boot for providing history and statistics of file processing to angular application • Designed Database tables and Stored procedures. • Developed various reusable Helper and Utility classes that are used across all the modules of the application. • Worked with executed unit test cases by using Junit for accuracy of code and logging with log4j • Followed Agile methodologies by using Jira • Used JIRA extensively for Defect tracking and reporting, made use of Confluence for document management • Implemented the logging mechanism using Log4J framework • Implemented Mockito Junit for unit testing. • Worked with Agile methodology projects and participated in scrum calls and sprint planning meetings • With the help of Zookeeper and kafka server, I implemented Kafka producer and consumer applications on a Kafka cluster. • Developing micro-services using Spring Cloud, Spring Boot, Spring Config Server.

• Worked as core Technical Team Member and participated in end-to-end development from beginning • Involved in development that includes peripherals using JAVA that incorporates • Developed back-end services • Developed Persistence layer using Spring Data • Developed Restful web services using Spring Boot • Involved in developing the application • Designed File handling using a streams in java 8 • Developing various reusable Helper and Utility classes that are used across all the modules of the application • Worked with executed unit test cases by using Junit Mockito for accuracy of code and logging with log4j • Used Java/J2EE framework to create standalone application for price verify by store associate • Designed, built, tested and supported new application and modules for Point of Sale Application • Documented troubleshooting and problem resolution steps, including tracking identified defects • Followed Agile methodologies by using Jira • Tested REST API’s using swagger • Used JIRA extensively for Defect tracking and reporting and managing work, made use of Confluence for document management • Implemented the logging mechanism using Log4J, SLF4J framework • Worked with Agile methodology projects and participated in scrum calls and sprint planning meetings • Developing micro-services using Spring Cloud, Spring Boot, Spring Config Server. • Developing Spring boot micro-services that involves Google PubSub as messaging middle-ware for integrating with different domain services. • Deployed developed Spring boot micro-services into GKE Clusters.

• Worked as backend developer and participated in end-to-end development from beginning • Supervising all retail operations of the store and sales staffs • Assign and review work done by the cashiers and other employees • Authorize payments, return of merchandise and signing for deliveries • Create and maintain employees’ schedules to ensure all shifts are covered • Responsible for resolving and de-escalating any issues, if such emerges, with the customers, complaints and inventory shortage • Manage product inventory, order merchandise and monitor inventory track record • Monitor the performance of a staff and train new sales staff and cashiers • Ensure the price tags of inventory must match with system price book and visual standards of the store are maintained, such as store displays, signage and cleanliness • Operate the cash registers and process sales transactions and other operations of cashiers and sales staff if required.

• Designed reusable components in Java using Object-Oriented paradigms • Used Spring IOC to maintain loose coupling between layers published the business layer as services • Developed Single Page App that allows a user to enter data into a form that contains different user validation rules using Angular. • Implemented cross cutting concerns like Logging, Transactions management using Spring AOP • Integrated Spring DAO for data access using Hibernate • Developed server-side application to interact with database using Spring Boot and Hibernate • Used JPA annotations to map ORM entities • Used SQL and Oracle for storing data • Played key role in the design and development of application using J2EE and Rest web service (Jersey frameworks) for Service Oriented Architecture (SOA) with JSON. • Responsible for configuring and deploying the builds on Tomcat Web Server. • Involved in the Performance Tuning of the Application on client side. • AWS applications have been developed to provide cloud security. • I used the Spring framework to integrate with Hibernate. • Developed all hibernate classes with the Hibernate framework, including HQL and Criteria-based queries. • Designing the database schema, creating tables and views, and writing queries in Cassandra • Using ActiveMQ, I created Message Driven Beans for synchronous and asynchronous communication. • Practical knowledge of basic Java technologies such as multithreading, collections, and exception handling procedures. • Used Spring Kafka API calls to process the messages smoothly on Kafka Cluster setup, • Configured Kafka to read and write messages from external programs.

• Developed the application using Spring Framework that leverages classical Model View Controller (MVC) Architecture • Developed and maintained the application developed using spring boot • Involved in UI development using HTML, JavaScript, jQuery • Used Spring Dependency Injection properties to provide loose coupling between layers. • Also used Annotation capabilities of RESTful API by providing ease development and client adoption • Hands on Experience in databases such as MySQL, MongoDB (NoSQL) • Developed Message Driven Beans (MDBs) for receiving and processing data from IBM MQSeries using JMS • Used Hibernate for implementing Data access layer • Wrote Hibernate Criteria queries, named queries to perform back-end database operations • Authentication, authorization, and security of application is provided using Encryption Security Framework • Deployed the application using WebLogic as a server.