Responsible for the solution recommendation on application development projects and created conceptual design for projects. • Responsible for ensuring vendor products meets client’s technical requirement. • Worked on key areas such High-level solution design, volume impact, external interfaces, security, development, deployment & Roll-Back, functional & performance testing, End-To-End testing and validating the software once deployed. • Research new technologies, demonstrating Proof of concept and introduce them into technical environment • Evaluated existing architecture and propose any potential needed components. • Responsible for writing persistence java classes and objects to communicate with database. • Proposed new architectural components required to achieve business needs. • Created event framework needed for existing architecture which involves setting up queues and deployment changes. • Conduct user requirements analysis to design and program applications and deliver support for system enhancement. • Quickly learnt and understand API services and existing applications that are undergoing upgrades. • Refactored code, test suites and used SonarQube, SonarLint to improve code quality. Monitored logs using Splunk and Appdata.

Working on creating APIs for external customers through which they can be able to achieve the software updates to a Cummins engine.Implemented validation for each request at API Gateway which saves execution time of Lambda and ultimately reflected in cost saving for the organization.Improved coding standards of the team by adding SonarQube and doing code reviews.Standardized security mechanism of the API’s across the organization by using AWS Cognito user pools.Improved the performance of API by implementing the CloudFront Edge location service.Designed API Standards by utilizing each AWS resource to build highly scalable API’s. Involved in PI Planning discussion and contributed a lot of value to the team while discussing the deliveriesUse Java/J2EE technologies to develop web applications for client server environments and add functionalities to existing applications.Involved in writing Java API for Amazon Lambda to manage some of the AWS services.Conduct user requirements analysis to design and program applications and deliver support for system enhancement.Created monitors, alarms and notifications for EC2 instances using Cloud Watch.Performed unit testing of applications by developing and applying test cases in JUnit.Enhanced the quality of code and improved application performance, leading to a 14% reduction in bugs.Created RESTful APIs for increased scalability of the applicationDesigned and coded application components in an Agile/TDD environment utilizing a test-driven development and SDET approach and pair-programming.

Worked in an agile environment and participated in Scrum meetings through JIRA.Implemented Micro-services architecture to make application smaller and independent.Developed end to end application on spring boot framework (RestAPI Application/Spring JPA using Crud repository).Created RESTful APIs in Express and returned logic through AngularJS data binding. Wrote tests in Mocha on server sideDeveloped the monolithic application and involved in migrating existing monolithic application in to Micro Service Architecture based RESTful Service and deployments were done on AWS using Spring Cloud for AWS.Wrote Operations and corresponding handlers to communicate with Oracle database sitting on Linux/Unix serverDesign and Development of High Performance CPD processes by using multithreaded processes which in turn improved the performance by a lot.Developed RESTful Web Services to retrieve data from client side using Microservices architecture.Wrote REST APIs in java 7 to support internalization, and apps to help our buyer team visualize and set portfolio performance targets.Developed JUnit test cases for Unit Testing and functional testing for various modules and prepared Code Documentation for future reference and upgrades.

Active member of data analytics team and worked with cross functional team to achieve common solution.Developed interactive web application using Spring MVC, Ajffax, jQuery, CSS and HTML5.Involved in building and deployment of the application in a Linux environment.Implemented multi-threading using java.util.concuurency API to improve the processing of data feeds.Set up CI/CD pipelines for Micro-services and integrated tools such as Maven, BitBucket, SonarQube, Nexus, Docker, Slack for providing immediate feedback to DEV teams after code check-in.Worked on Rest API services and REST/JSON to test the WebServices developed and sent the payload data.Configure the Docker Containers and creating Docker files for different environments.Defined AWS Security Groups which acted as virtual firewalls that controlled the traffic allowed to reach one or more AWS EC2 instances. Installed, secured, and configured AWS cloud servers and Amazon AWS virtual servers (Linux) and used Spring Cloud for AWS.Set up Jenkins server and created Jenkins jobs to build and deploy the application in different environments using Maven.

Worked with OOPS concepts and developed the project for Mobile Application.Developed the Web Services using Core Java and XML.Used Struts Framework in the application which is based on MVC design pattern. Created Jenkins pipeline jobs to perform builds and deployments using Maven to QA and Prod environment.Developed PL/SQL programming on Oracle database using Oracle SQL Developer and Java JDBC technologies.Created and implemented PL/SQL stored procedures, triggers.Developed SQL, PL/SQL with Stored Procedures to interact with Persistent database using Oracle 10g.Designed and developed the REST based Micro Services using the Spring Boot.Performed Front end validations for the screen using JavaScript, AngularJS directives and core   java.Developed reusable web components, JSP, Servlets and Java Beans that use the MVC pattern to access EJB (Entity Beans) for the modules of user registration.Junit test cases for all the APIs and business logic.Used DB2 as the Backend for the application.