● Worked with Southwest Vacations and Refund Payment Gateway project, involved in developing backend payment systems for compensations and Refunds and enabling different tender types of CC/DB, PayPal, SWA love vouchers, and cheques.● Built and deployed key features like ticket compensation, claims search, and claims void, and onboarded clients,while maintaining high-quality support for the REFUNDS PRO legacy service, demonstrating expertise in feature development and client support.● Migrated on-premises application monolithic Spring/Java App on-prem to AWS Lambda serverless functions and a state machine to manage workflow orchestration.● Designed and developed core services to be consumed by middleware services, built and designed software solutions, and created Sequence and UML Diagrams.● Migrating Data platform from Oracle DB Hibernate to a Document-based DynamoDB and developing lambdas to retrieve from new data sources using Pymongo.● Developed and deployed Kafka producers using AVRO serialization, configuring schema registries, and utilizing Kafka's consumer API to subscribe to topics, consume messages, and integrate with downstream systems and applications.● Researched and developed utilizing Serverless framework, leveraging Runway for IaC and CI/CD pipelines, to automate the deployment of cloud infrastructure components, such as gateways, WAF, certificates, databases, SSM parameters, VPCs, state machines, and Lambdas, ensuring efficient and scalable cloud management.● Led the initiative to standardize build processes, creating and maintaining Make, Gradle, Node, and Docker to build and streamline development and ensure cross-project consistency.

●Worked on Payments Authorizations Team, supporting authorization using different tender types CC/DB PayPal, THDPro and gift cards for online HD.com, store applications like SPOS.● Analyzing Business Requirements, designing Functional Specifications Using Agile Methodologies.● Designing, Developing REST services using Spring Boot, Spring MVC, Spring cloud and deployed to PCF.● Implementing pin-less authorization and migrated features from legacy store monoliths to microservices.● Added support for mTLS and OAuth based authentication using Spring security to support Onboarding 3rdparty THD clients.● Performed Unit, Functional, Fault tolerance, performance testing using Junit, hoverfly, K6.● Worked on Ingenico pinpad to load bootup encryption, UI screens and sending action state to POS system.● Monitoring and addressing issues in support channel for productions, QA env’s and triage them with Looker, BigQuery, zipkin.● Implemented microservice observability using Prometheus and Grafana, implemented alert thresholds to raise alerts using pagerduty.

■ Worked on Identity Management and E-commerce Team, supporting different applications with Authentication and Authorization using spring security.■ Developed components and services in Angular4, used FreeMarker templates and Jquery to support legacy admin applications.■ Created REST endpoints using Spring boot and Spring Data, used Hibernate ORM. ■ Worked on a promotion email service to send encrypted and encoded links and provided stats to business.■ Used Spring MVC to render new referral flows for Academic Writer products. ■ Took the initiative to Integrate regression tests and automate them using testsigma which helped the CI process. ■ Extensively used Git version control for the project management and Jira for project tracking.

■ Worked on Revenue Cycle desktop application which manages EHR of patients and scheduling appointments in different workflows and developed Add Appointment plus and migrated Ui Workflows from Jquery to React.■ Built Restful Microservices for the delivery of software products across the Registration and Eligibility services using Jersey and Rails. ■ Refactored existing monolithic applications by identifying components that need to be transformed to MicroServices architecture, with Spring Boot-based services interacting through a combination of REST, AWS, and API-Gateway.■ Worked on Patient Insurance Authorization and Encounter projects Involved in developing domain and EJS layer using java and Written Gherkin feature files and Cucumber steps by following BDD standards.■ Utilized Spring, AOP and Security to build robust business operations with transactional supportand using Hibernate as a persistence framework.■ Analyzing and tracking the system logs using Splunk, Analyzed the memory leaks in RevCycle app using Memory Analyzer.■ Experience deploying Java EE Applications and design patterns such as MVC, Singleton, Factory, Observer, Builder design patterns in the development of Multi-Tier distributed Enterprise Microservices Applications.■ Performed Unit Testing with Junit, Jest, Mockito and Enzyme gained knowledge in Snapshot Testing.■ Worked independently to develop solutions by gathering requirements, analysis, design, and implementation and followed Agile Driven Development Methodology and Actively reviewed Peer Code Reviews

■ Worked on Health Check Web application to visualize data from IOT Sensors in vehicles.■ Worked on migrating systems from monolith .net to microservices Groovy on Grails (Spring boot), Gradle, Hibernate.■ Developed Application Login with LDAP, SAML Authorization and Authentication using Spring Security.■ Worked on Flask and Docker to build REST API and deploy Machine Learning models.■ Supported and developed research studies with the web application, features like QR & barcode scanning, Bluetooth hardware input, Multi-Photo capture and image compression, Geo-location using browser Api's.■ Used Swagger to test and document REST services, Easy projects for Agile project development tool.

■ Worked on supply chain management web application, involved in converting legacy monolith applications to microservices. ■ Enhanced user interface interaction using React, HTML, CSS and JavaScript and Developed microservices using Java, spring boot. ■ Worked with Control-M scheduler in Mainframe and Windows Unix environments.■ Passing parameters to Control-M job, creating job dependencies and alerts as per application team and business requirement.■ Extensively used Git version control for the project management and Jira for project tracking.