Experience working in Agile practices with two-week sprints. • Involved in various SDLC phases, including requirement gathering, design, analysis, and code development.• Initiated and troubleshooted Continuous Delivery builds in Jenkins via JIRA tickets.• Strong in Java/J2EE design patterns and object-oriented concepts (OOPS).• Worked on Java 6/8/11 versions.• Used new Java 11 features such as Lambdas, Streams, Observables, and Completable Futures.• Designed front-end screens using Angular11, HTML5, CSS3, JavaScript, and Bootstrap.• Utilized various Angular11 UI Bootstrap components for UI development.• Set up routing configuration using Angular11 UI router for different views and sub-views.• Developed Angular11 services to perform REST API calls to the backend.• Enhanced existing MEAN stack applications and provided support.• Built REST web services with Node.js server to handle requests from Angular11 Ajax calls.• Worked with Jenkins for continuous integration (CI) and continuous deployment (CD) processes.• Configured and integrated AWS CLI for actions on AWS services using shell scripting.• Administered, monitored, and maintained Cassandra and MongoDB clusters.• Utilized Pivotal Cloud Foundry for quick application deployment and updates.• Configured AWS CLI and automated backups of ephemeral data stores to S3 buckets and EBS.

• Experience working in Agile practices with two-week sprints. • Involved in various SDLC phases, including requirement gathering, design, analysis, and code development.• Initiated and troubleshooted Continuous Delivery builds in Jenkins via JIRA tickets.• Strong in Java/J2EE design patterns and object-oriented concepts (OOPS).• Worked on Java 6/8/11 versions.• Used new Java 11 features such as Lambdas, Streams, Observables, and Completable Futures.• Designed front-end screens using Angular11, HTML5, CSS3, JavaScript, and Bootstrap.• Utilized various Angular11 UI Bootstrap components for UI development.• Set up routing configuration using Angular11 UI router for different views and sub-views.• Developed Angular11 services to perform REST API calls to the backend.• Enhanced existing MEAN stack applications and provided support.• Built REST web services with Node.js server to handle requests from Angular11 Ajax calls.• Worked with Jenkins for continuous integration (CI) and continuous deployment (CD) processes.• Configured and integrated AWS CLI for actions on AWS services using shell scripting.• Administered, monitored, and maintained Cassandra and MongoDB clusters.• Utilized Pivotal Cloud Foundry for quick application deployment and updates.• Configured AWS CLI and automated backups of ephemeral data stores to S3 buckets and EBS.• Experience with Azure resource management and virtual machines.• Designed and standardized Restful API URLs and parameters for efficient integration.• Implemented Microservices and Service-Oriented Architecture (SOA) using XML-based Web Services.• Utilized GraphQL to query and mutate data from backend REST/SOAP services.• Strongly followed coding standards and performed peer code reviews.• Conducted unit testing, E2E testing, regression testing, and integration testing.• Collaborated with product owners to groom the backlog and plan sprints.

• Followed Agile methodology, participating in daily SCRUM meetings, sprint planning, showcases, and retrospectives, leveraging JIRA for sprint tracking.• Developed robust UI modules with Angular 7/6, Node.js, React JS, Bootstrap, JavaScript, Ajax, jQuery, CSS3, and HTML5.• Extensive experience with inbuilt and custom Angular directives and filters for enhancing web page functionalities.• Skilled in creating reusable components for Responsive Web Design (RWD) applications using Angular and Bootstrap.• Designed and developed user interfaces using Spring MVC Framework, Spring Boot, Hibernate, JSP, HTML5, CSS3, JavaScript, Angular JS, and React JS.• Developed REST controllers with Spring Data REST to serve UI with JSON data and implemented REST exception handling.• Expert in Spring Boot, using an annotation-driven approach and setting up Spring bean profiling.• Worked with SOAP/JAX-WS-based web services using Spring framework and tested services with SOAP UI.• Utilized REST Client, POSTMAN, JUnit, and Mockito for middleware and REST-based service testing.• Proficient in deploying, managing, and developing MongoDB clusters, using JavaScript for DML operations.• Integrated various AWS services into Java applications like AWS S3, AWS DynamoDB, AWS Lambda, and AWS SQS.• Built and automated Cassandra clusters on physical machines and AWS, managing installation and monitoring.• Utilized Hibernate and DAO for database access and Node.js with Grunt tasks and Bower for project building.• Worked with GIT, Maven, and Jenkins for version control, build, and continuous integration.• Configured Apache Log4J for logging and debugging purposes.• Developed and deployed Microservices using Spring MVC, Spring Boot, and Spring Cloud in Docker and Amazon EC2 containers.• Implemented monitoring and analytics solutions with Splunk and ELK stack.• Strong understanding of the (MVC) architectural pattern and experience in building web applications using the Grails framework.

• Worked in a highly dynamic AGILE environment and participated in scrum and Sprint meetings. Participated in Iteration planning, requirements analysis, design, coding, testing, and documentation.• Used OOPS concepts like Encapsulation, polymorphism, collections, and multithreading.• Used Java 8 Method References feature to point to methods by their names and used functional Interfaces.• Used POSTMAN to check the Jason data received from the services.• Used Web services for sending and getting data from different applications using SOAP messages.• Integrated Spring Boot Hibernate and JPA framework.• Used Hibernate Framework for object-relational mapping and persistence.• Converted a monolithic app to a microservices architecture using Spring Boot using a 12-factor app methodology. Deployed, Scaled, Configured, and wrote manifest files for various Microservices in PCF.• Abused Micro-services to ensure the scalability of applications on cloud infrastructure.• Used MySQL database, wrote several SQL queries for retrieving the data, and validated that data against the business rules.• Involved in the development of Restful web services using MERN stack, MongoDB, Express React-Redux, and Node JS.• Developed various single-page applications (SPA) using React JS and used various components in the Redux library.• Worked on Swagger API and auto-generated documentation for all REST calls.• Used MAVEN as a Build Process and used generating Documentation, Reporting, and adding Dependencies.• Implemented CI CD pipelines using Jenkins, build, and deploy the applications.• Created a fully Automated Build and Deployment Platform, coordinated code builds and promotions, and orchestrated deployments using Jenkins and GIT.• Fixed the bugs in the existing application by tracking in JIRA.• Used GITHUB for Repository Management.

• Involved in various phases of the Software Development Life Cycle (SDLC) of the application like Requirement gathering, Design, Analysis, and Code development.• Developed UI component with Angular 4 framework by utilizing the core features like MVC pattern and Dependency Injection.• Used collections in Python for manipulating and looping through different user-defined objects.• Used Multithreading to improve the performance of processing of data feeds.• Implemented Angular 4 Data Binding capability in HTML5 to give users a rich and responsive experience.• Developed and implemented the MVC Architectural Pattern using Spring Framework and used Spring IOC container to maintain core Objects Lifecycle.• Developed Java application to run efficiently in a cloud-native environment, leveraging Azure's platform-as-a-service (PaaS) offerings.• Implemented test-driven development (TDD), executed unit test plans and Grails Spock Test cases for all existing controllers, Services, and Domain classes, and Grails Pagination to display data using Grails Templates and views.• Implemented Spring Security for user authentication, limit login attempts, and password hashing.• Developed Web Services (SOAP) using Spring-WS to handle user requests and interact with other components.• Developed Microservices using Spring Boot and Spring Batch that create, update, delete, and get the assignment information from the backend.• Developed, and deployed microservices-based applications using AWS services like Amazon ECS (Elastic Container Service) or Amazon EKS (Elastic Kubernetes Service).• Managed IAM roles, policies, and permissions to control access to AWS resources in the application.• Implemented Spring Boot Microservices to divide the application into various sub-modules.• Implemented monitoring and logging solutions using AWS CloudWatch to track application performance, health, and logs.

• Participating in the design and documentation of requirement analyses.• The application was created and developed utilizing the Java Server Faces (JSF) technology.• Widely applied J2EE design patterns, such as Business Delegate, Service Locator, Value Object (Transfer Object), Data Access Object, and Session Façade.• Writing EJBs and/or Web services.• Worked on leveraging RESTful web services to generate the web services classes.• Web services and EJB (Enterprise Java Beans) implementation.• Using ICE Faces, created Rich Enterprise Applications.• Put the Hibernate framework into use to communicate with the database.• LDAP-based login and page-level access implementation. • Analyzed the existing SQL queries and created queries to enhance backend efficiency.• Widely applied fundamental Java ideas, such as Collections Framework.• Developed complicated stored procedures, functions, and packages using PL/SQL and SQL.I wrote Stored Procedures, Functions, and Packages for difficult Inserts and Updates using SQL and PL/SQL.• Using multiple automation tools including Junit, Soap UI, and Fiddler, I created test plans and carried out test cases for unit, integration, and system testing.• JMeter performance testing expertise.