• Worked in an Agile based development environment and participated in Retrospective, Scrum session for better understanding, communication among team members. • Developed various helper classes which needed following core Java multithreaded programming and collection classes. • Implemented spring for cross cutting concerns and IOC pattern and also configured Hibernate for the application. • Developed API for using AWS Lambda to manage the Serverless architecture and run the code in AWS. • Used Hibernate in data access layer to access and update information in the database and used Hibernate Query Language (HQL) to query the database for complex data. • Designed and developed presentation tier as HTML, CSS, JSPs using Struts framework. • Wrote JavaScript validations on the client side. • Design and development of the exception management workflow using Oracle BPM. • Deployed the applications in Linux servers using deployment scripts. • Involved in Analysis and Design of the Project, which is based on MVC(Model-View-Controller) Architecture and Design Patterns. • Deployed and monitored scalable infrastructure on Amazon web services specifically on AWS EC2. • Used Spring Framework with Hibernate to map to Oracle 10gdatabase and mapped using Hibernate Annotations. • Implemented Spring boot Microservices to process the messages into Kafka cluster setup. • Tested the performance of our API using SoapUI, Postman, and JMeter. • Utilize EBS to store persistent data and mitigate failure by using snapshots. • Used JIRA as the bug tracking system to track and maintain the history of bugs/issues on an everyday basis. • Categorized salient level rule to every business rule based on the business needs. Use DROOLS as rules engine. • Extensively used Junit & log4j for unit testing and logging. • Designed and coded application components in an agile environment.

• Responsible to style, look and feel of the web page with LESS that extends CSS with dynamic behavior such as variable, mixing, operations and functions. • Developed a dashboard based on Ajax calls with Business Customers Count, Flags, Real-time graphs for Analytical Reporting using Node.js. • Deployed the application on Amazon Web services (AWS) and used it to provide a large computing capacity for scalable solutions. • Bottle micro-framework implemented with RESTful API with MySQL database. Building cloud Microservices using Spring Boot. • Created plugins to extract data from multiple sources like Apache Kafka, Database and Messaging Queues. • Exposure and built applications using React JS with ES6 which allowed us to render pages on both the client and server using the same codebase. • Expert in Java/JavaScript programming. Experience with Node Js and React Js. • Used AWS SDK to connect with Amazon SQS for bulk email processing • Created multiple Kubernetes Clusters in AWS and deployed a Docker Image on top of Kubernetes Cluster for testing purposes. • Used Node JS to run Web pack tasks and build properly the project. • Design, develop and test HTML, CSS, jQuery, React JS, Redux that meets accessibility of web browser. • Worked in using React.js Router, Forms, Animations, Keys, components, Events and Flux concept. • Plan, deploy, monitor, and maintain Amazon AWS cloud infrastructure consisting of multiple EC2 nodes and • Developed Web API using Node js and hosted on multiple load balanced API instances. • Used React JS for templating faster compilation and developing reusable components. • Deploying the applications using Docker container services and building continuous integration(CI) and continuous deployment(CD) pipeline using Jenkins with GitHub. • Implemented Kibana for centralized logging and monitoring that builds on Elastic search of the application data for analytics and visualization of the user's login.

• Designed and developed scalable Java applications for core operations, including customer portals and billing systems, ensuring robust functionality and user-friendly interfaces. • Collaborated closely with cross-functional teams to gather comprehensive requirements, conduct thorough testing, and ensure seamless deployment of solutions. • Implemented advanced object-oriented principles and design patterns to maintain clean, reusable Java codebases, optimizing efficiency and scalability. • Leveraged Spring and Hibernate frameworks proficiently accelerate development cycles and seamlessly integrate new features with existing systems. • Conducted rigorous code reviews and knowledge-sharing sessions, fostering a culture of high code quality and continuous improvement within the team. • Optimized application performance through detailed analysis, profiling, and strategic efficiency improvements, enhancing overall system responsiveness. • Stay updated on emerging Java technologies and industry trends to proactively suggest and implement innovative solutions aligned with business needs. • Developed secure Java applications adhering to stringent industry best practices and internal security standards, ensuring data integrity and user privacy. • Resolved complex production issues promptly through systematic troubleshooting and debugging, minimizing downtime and ensuring business continuity. • Integrated and rigorously tested Java modules to ensure seamless functionality and compatibility across the application ecosystem. • Automated repetitive development tasks using customized build scripts and robust CI/CD pipelines, improving development efficiency and deployment reliability. • Configured and optimized Java application servers to ensure optimal performance, scalability, and resource utilization in production environments.