Jagadeesh M

Sr. Full Stack Developer at UnitedHealth Group

Led development of healthcare applications using Java 17 and Spring Boot, delivering REST APIs and GraphQL endpoints to enable HL7 and FHIR interoperability across electronic health record systems. Architected microservices with Spring Cloud and Eureka, integrated PostgreSQL for relational data and DynamoDB for NoSQL workloads, and implemented OAuth2/SAML security to support HIPAA/HITECH compliance. Secured API gateways with SSL/TLS, rate limiting, and input validation; implemented event-driven workflows with Apache Kafka for real-time vitals streaming, lab results, and e-prescribing. Built responsive Angular dashboards with TypeScript and NgRx for patient care coordination and clinical decision support, and created reusable UI components via Angular CLI with HTML5/CSS3/SCSS. Established CI/CD pipelines using Jenkins and Argo CD to automate testing and HIPAA-compliant deployments to AWS EC2/EKS. Deployed containerized microservices with Docker and Helm, configured S3 storage with encry

Sr. Full-Stack Developer at BNY Mellon

Delivered microservices-based banking platform using Java 11, Spring Boot, and Spring MVC, with REST and GraphQL endpoints for real-time transactions, account management, and customer data. Implemented RabbitMQ-based event-driven communication, ensuring durable delivery for transaction notifications and fraud alerts. Secured the platform with Spring Security, OAuth2, and JWT, and added MFA with RBAC to meet financial regulations. Designed API gateway using Spring Cloud Gateway and used Nginx as a reverse proxy to balance traffic across multi-instance deployments. Built front-end apps in React with TypeScript and Redux Toolkit, and developed a reusable UI component library with HTML5/CSS3/Tailwind. Implemented data persistence with Spring Data JPA/Hibernate on MySQL and MongoDB for unstructured documents, plus Memcached for caching. Containerized services with Docker and deployed to AKS on Azure, with Helm for configuration and auto-scaling. Established CI/CD with GitHub Actions and Azu

Senior Software Engineer at Target

Developed an enterprise retail inventory management platform following DDD, with REST and GraphQL APIs to support real-time stock updates across channels. Persisted transactional data in Oracle and analytics in Cassandra; applied JWT-based security and API gateway policies for rate limiting and threat protection. Implemented asynchronous processing with ActiveMQ and a Spring Cloud-based configuration/service discovery stack (Zookeeper). Deployed on GCP (Compute Engine, Cloud SQL, Cloud Storage) with serverless functions for price calculations and event-driven batch jobs; containerized with Docker and Kubernetes (GKE) with Helm, including rolling updates and health checks. Built a responsive front-end with Vue.js and Vuex for customer portals and internal dashboards; implemented Elasticsearch-based product search with fuzzy matching and faceted filters. Set up CI/CD using Spinnaker and GitLab CI, and implemented centralized monitoring via Splunk and New Relic, along with structured logg

Java Full Stack Developer at Southwest Airlines

Developed microservices-based airline reservation system using Java 8, Spring Boot, and Hibernate/JDBC with Oracle and DynamoDB. Built Cloud infrastructure on GCP (Compute Engine, Cloud SQL, Cloud Storage) with Terraform and Load Balancing; enabled Cloud Armor for security, Stackdriver for monitoring. Implemented API gateway architecture with Spring MVC and RabbitMQ for asynchronous processing; implemented Redis caching for flight schedules; designed responsive front-end using Angular and TypeScript with PWA capabilities for offline access. Secured APIs with Spring Security, OAuth2, and TLS; established CI/CD pipelines with Jenkins, GitLab CI; containerized with Docker and deployed to Kubernetes using Helm. Implemented logging via ELK stack, distributed tracing, and performance optimization via JVM tuning; followed Agile with Scrum ceremonies; used OpenAPI specifications for REST and SOAP for legacy integrations; built end-to-end testing with Cypress for UI and Playwright for cross-bro

Java Developer at Ramco Systems

Developed enterprise web applications utilizing Java, Spring MVC, and Hibernate ORM for data persistence, integrating REST microservices with Node.js/Express.js for specific modules; containerized deployments with Docker and orchestrated them using Kubernetes; deployed on GCP with Cloud Storage and Compute Engine, using Terraform for IaC and Stackdriver for monitoring. Built responsive front-ends with Angular and HTML5/CSS3; implemented JWT-based security with Spring Security; executed comprehensive logging and monitoring with ELK Stack and Stackdriver. Contributed to SOAP-based integrations, API design, and performance tuning, following secure development practices and Agile methodologies.