Leela Gopala Bharath Kumar Challagulla

About Leela Gopala Bharath Kumar Challagulla

Full Stack Developer with over 3 years of experience designing and delivering scalable…

Experience

1. Java Full Stack Developer

   CitiusTech

   Jan 2025 — Present

   Architected scalable microservices architecture using Java 17, Spring Boot, Apache Kafka, and MongoDB, reducing healthcare data ingestion latency by 40% and increasing system throughput across a cloud-native analytics platform.• Crafted dynamic, component-based UIs with React.js, Redux Toolkit, and TypeScript, enhancing user experience and reducing frontend load times by 30%, directly improving physician productivity on population health dashboards.• Built and secured RESTful APIs with Spring Security, OAuth 2.0, and JWT, ensuring role-based access control and HIPAA compliance for over 50K+ daily active users within clinical and claims data applications.• Integrated HL7 FHIR R4 APIs with provider-side EHR systems to support real-time clinical data interoperability, cutting down manual data entry by 25% and enabling faster care decision-making in acute workflows.• Automated CI/CD workflows using Jenkins, Docker, and Kubernetes, reducing release cycle times by 50% and enabling fault-tolerant, zero-downtime deployments on AWS EKS across staging and production environments.• Established robust unit, integration, and frontend test suites using JUnit, Mockito, and Cypress, increasing code coverage by 60% and reducing production bugs by 35%, leading to higher product reliability and stakeholder trust.