Gnanendra R

• Leveraged Java and Spring Boot to develop high-performance microservices that enabled seamless communication between system components. Implemented robust error handling and logging for enhanced system reliability, resulting in faster order processing and improved system uptime.
• Managed DB2 and Oracle databases, optimizing database design and performance for real-time data processing. Ensured data integrity and supported crucial business operations, including order tracking and inventory management, leading to faster data retrieval and decision-making.
• Utilized Apache Kafka for real-time event streaming, allowing reliable and scalable data communication. Streamlined order updates and reduced latency, resulting in quicker order processing and timely decision-making.
• Collaborated on Angular-based UI development, enhancing real-time monitoring and data visualization for actionable insights. The revamped UI improved user experience, leading to faster navigation and better insights for inventory management and order tracking.
• Implemented comprehensive unit test cases using JUnit to validate code components. Followed Test-Driven Development (TDD) practices to ensure code reliability and minimize defects, resulting in improved system performance and reduced post-release issues.
• Employed in-house Looper and OneOps for infrastructure optimization and automated deployments. This reduced time-to-market, streamlined resource scaling, and improved system availability during peak sales periods, resulting in better overall performance.

Environment: Java, Spring MVC, Spring Boot, Apache Kafka, microservices, Junit, Cucumber, Swagger API documentation, Angular, Oneops, Looper, Maven.

• Optimized integration of point-of-sale device logs with Kafka, Splunk, and ELK stack. Improved data consolidation for faster monitoring and analytics.
• Successfully led the complete revamp of the POS front-end using Angular, enabling seamless integration of new hardware and optimizing RESTful API integration for superior system performance.
• Developed asynchronous RESTful microservices using Spring Boot, ensuring efficient and scalable communication between system components.
• Utilized Angular services to manage the data and functions, set up routes to navigate with router links and queried parameters through subscribe mechanism.
• Documented APIs on Confluent and implemented Swagger UI for RESTful microservices, simplifying integration efforts and facilitating API understanding.
• Applied Test-Driven Development methodology using JUnit for comprehensive test coverage and reliable software development.
• Designed and implemented asynchronous messaging using Java Message Service (JMS) and Kafka, facilitating seamless communication between applications.
• Implemented industry-standard security practices with Spring Security for RESTful microservices, safeguarding data integrity and confidentiality.
• Collaborated effectively with cross-functional teams to create software solutions improving functionality and performance on the client side.

Environment: Java, Spring MVC, Spring Boot, Apache Kafka, microservices, Junit, Cucumber, Swagger API documentation, Angular, Docker, Bitbucket, Bamboo, Gradle.

• Involved in design and developing phases of SDLC in Agile methodology
• Developed the Front-End using HTML, JavaScript and CSS
• Configured service discovery in microservices
• Strong technical knowledge in Core Java, J2EE and JEE development
• Extensive experience design and coding in J2EE (Servlets, JSP) Environment with Eclipse IDE
• Involved in developing UI components using AngularJS, HTML, CSS framework
• Developed the middle tier using EJBs, Java Servlets
• Developed session, entity beans and message driven beans
• Wrote Ant Scripts to automate the build and deploy process
• Developed the application with spring MVC, JSF, web flow framework and struts
• Developed the User Interface Screens for presentation using JSP, AngularJS, HTML and JavaScript
• Design React native components and higher order components
• Design UI views with flexbox and react native dimensions API
• Work Exclusively with Core layer of Framework to Implement View Controller in MVC Architecture
• Extensively worked with XML using DOM and SAX parsers for transferring the data between different components Developed the Junit test cases and used GIT as Distributed version control system
• Used Log4j and commons-logging frameworks for logging the application flow
• Developed dynamic EJS templates using HTML5, CSS3 and JavaScript
• Used in-built marketplace services of PCF schedule Extensively used JDBC to access the database objects
• Implemented project following TDD and BDD process.

• Developed user interfaces using JSP and form beans with JavaScript to reduce round trips to the server.
• Improvised UI to single page web applications for internal auditing teams using AngularJS.
• Handled all the client-side logic implementation and validation controls using JQuery core library functions.
• Hands on Experience for implementing enterprise integration with Web Services using SOAP and REST with Spring Controllers.
• Developed Stored Procedures, triggered stored procedures using Hibernate in secondary projects, involved in developing Programmatic transactions using Hibernate.
• Implemented Restful web services using JAX-RS Jersey implementation and Spring.
• Developed interactive visualizations and charts on the web page using D3.js.
• Involved in requirements gathering and transformed them into scalable software solutions. Environment: Servlets, EJB, JDBC, Core Java, J2EE, JSP, JBoss, JBoss, Html, CSS, JavaScript, Angular JS, MySQL, JQuery.