• Worked over java concepts like exceptions, collections while developing server-side services and used Maven for generating system builds and Bamboo for continuous integration and Implemented functionality using Servlet, JSP, HTML and Struts Framework, Hibernate, spring, Java Scripts and Web logic.• Gathered the requirements from business analyst and created tasks in JIRA and participate in bi-weekly sprint planning and involve in design documentation as a process of Agile Methodology.• Created to the User Interface (UI) design of the Application using native widgets and tool bar for various layouts and developed android UI for displaying the sales reports for retailers and sales distributors.• Executed and developed SOAP or RESTful webservices for web and enterprise applications, along with exception handling, security for API’s using Apigee.• Developed Graphic User Interface using React.JS to make runtime faster and dynamic of staff-side along with React.JS to process real-time paramedic-side of application that produces messages consumed through Apache Kafka Cluster.• Managed Git version control system in creating branches, tags, merge, and worked on the concept of Git cloning to create Git repository.• Deploying windows Kubernetes (K8s) cluster with Azure Container Service (ACS) from Azure CLI and Utilized Kubernetes and Docker for the runtime environment of the CI/CD system to build, test and Octopus Deploy.• Developed DAOs (Data Access Object) using Hibernate as ORM to interact with DBMS - like MySQL, PostgreSQL, SQL/PL-SQL Oracle10g and NoSQL databases like MongoDB.• Created and maintained highly scalable and fault tolerant multi-tier environment spanning across multiple availability zones using Terraform, CloudFormation, CloudWatch, focusing on load balancing and auto scaling in designing, deploying and configuring.

• Architected and developed the backend development and developed Front-end application using Angular, and PostgreSQL for the database and designed web UI components for various modules using, Angular and CSS and used JavaScript client-side validation.• Customized the HTML search page and designed pagination. Created and optimized graphic prototype websites and applications interfaces using HTML5 and CSS3. Designed dynamic client-side JavaScript codes to simulate process for web application, page navigation and form validation.• Experienced in NoSQL technologies like MongoDB, Cassandra, DynamoDB and relational databases like Oracle, SQLite, PostgreSQL, Dynamo DB and MySQL databases.• Involved in database programming in Oracle and developed SQL Queries for performing CRUD operations in Oracle for the application and designing of the system as per the change in requirement using Struts MVC architecture.• Gained knowledge on AWS Lambda for event driven work flow, along with microservices on EC2 Instances, and automating things using JSON Scripts. Involved in creation of API’s and API Gateways for establishing secure connection between the end points.• Organized, developed, configured and deployed, program and implement software applications, servers and components customized to meet specific needs and requirements, and created responsive user interfaces using UI Technologies.• Managed releases on Apigee Platform by carrying out validation and regression testing and Used Jenkins for continuous (CI/CD) build system and Git as version control.• Deployed Spring Boot based Microservices Docker container using Amazon EC2 container services along with it build the Rest services using NodeJS and Express.JS

• Used the functionalities for writing code in HTML5, CSS, AngularJS, JavaScript, JQUERY, Ajax, JSON, and Bootstrap with MySQL database as the backend.• Developed Responsive Single Page Applications (SPA) using React.JS and rendering pages on the server side for faster loading and updating.• Used Elasticsearch as a NoSQL database to store data in an unstructured way and cannot be used SQL to query it.• Developed knowledge in front-end development using JSP, JSTL, Servlet, JavaScript, HTML5, XML, Bootstrap, Ajax and CSS3.• Wrote Kafka producers to stream the data from external rest APIs to Kafka topics and Spark-Streaming applications to consume the data from Kafka topics and write the processed streams.• Implemented and maintained the monitoring and alerting of production and corporate servers/storage using AWS Cloud Watch and experience in Building and Managing Hadoop EMR clusters on AWS.• Performed Archival to AWS Simple Storage Service S3 and created Life Cycles for managing the files in S3 and implemented cloud watch for setting alarm for monitoring the EC2 instances.• Developed DAOs (Data Access Object) using Hibernate as ORM to interact with DBMS - like MySQL, PostgreSQL, SQL/PL-SQL Oracle10g and NoSQL databases like MongoDB.• Worked with docker and Kubernetes on multiple cloud providers, from helping developers build and containerized their application (CI/CD) pipelines to deploy either on public and private cloud.• Designed, wrote and maintained systems in Python scripting for administering GIT, by using Jenkins as a full cycle continuous delivery tool involving package creation, distribution, and deployment onto Tomcat application servers via shell scripts embedded into Jenkins jobs.• Actively involved in Initial software development life cycle (SDLC) of requirement gathering and in suggesting system configuration specifications during client interaction.