Full Stack Java Developer with Cloud Microservices Expertise

SWAMY KUMAR KAKARLA

**************@*****.*** Ph: 913-***-**** www.linkedin.com/in/swamy-kumar11/

Full Stack Java developer

PROFESSIONAL SUMMARY:

Full Stack Java Developer with 7 years of experience designing and delivering secure, scalable, and high-performance applications across healthcare and enterprise domains. Strong expertise in backend development using Java 8/17, Spring Boot, and microservices, building RESTful and SOAP APIs with JWT and OAuth2 authentication. Experienced in developing cloud-native solutions on AWS, implementing event-driven architectures, and optimizing relational databases using Hibernate and JDBC. Skilled in building user-facing features with Angular and React, collaborating with cross-functional teams, and improving development workflows through CI/CD automation, clean code practices, and automated testing to drive measurable business outcomes.

WORK EXPERIENCE:

Full Stack Java developer Harmonecare, Irving, Texas Aug 2025 – Present

Developed healthcare patient portals using React 17, implementing functional components, React Hooks, reusable components, and efficient state management to build responsive and accessible user interfaces.

Integrated React.js front-end with secure Spring Boot REST APIs, implementing role-based access and improving overall user experience and adoption by 22%.

Designed and developed scalable microservices using Java 17, Spring Boot 3, and Python, building secure RESTful APIs and improving patient workflow efficiency by 30%.

Implemented FHIR and HL7 integrations for seamless EHR/EMR interoperability, reducing manual data processing by 25% and ensuring HIPAA compliance.

Built and secured APIs with OAuth2, deployed on AWS cloud, handling 20K+ daily transactions with high availability.

Optimized PostgreSQL and Oracle databases using Spring Data JPA and Hibernate, improving query performance and patient record retrieval by 25%.

Migrated legacy healthcare applications to cloud-native microservices on AWS, reducing infrastructure costs by 18% and improving scalability and reliability.

Established automated testing using JUnit, PyTest, and Selenium, increasing test coverage by 35% and improving production stability.

Designed real-time data pipelines and ETL workflows using Kafka and Redshift for event-driven processing and healthcare analytics.

Full Stack Java developer U.S. Bank, Dallas, Texas June 2024 – July 2025

Developed Angular 14 front-end with lazy-loaded modules and optimized component architecture for high-performance single-page applications.

Designed and implemented Spring Boot microservices using Java 17, enabling scalable and low-latency backend services.

Developed and optimized RESTful APIs for real-time member enrollments, claims, and benefits checks with secure authentication.

Deployed and managed containerized applications on Kubernetes, ensuring high availability and auto-scaling.

Configured CI/CD pipelines to automate microservice deployment and ensure consistent delivery.

Java Full Stack developer Accenture, Hyd, India Oct 2021 – July 2022

Developed microservices using Java Spring Boot and integrated REST APIs for secure data exchange with state licensing boards, hosted on GCP Cloud Run.

Migrated legacy frontend from JSP to Angular 14 with TypeScript and Material UI, building responsive single-page applications and reactive forms with validation.

Implemented asynchronous processing using RabbitMQ and streaming data pipelines with Apache Kafka and Confluent Schema Registry for reliable versioned data handling.

Configured CI/CD pipelines using GitLab, Jenkins and Maven to automate builds, tests, and deployments, improving release cycles by 40%.

Automated UI testing with Selenium WebDriver and unit testing with JUnit and Mockito to ensure quality and reliability.

Java developer LTI Mindtree, Hyd, India Feb 2018 – Sep 2021

Developed and deployed microservices using Java Spring Boot on Red Hat OpenShift for scalable and highly available applications.

Configured CI/CD pipelines in Jenkins and OpenShift to automate build, test, and deployment.

Implemented API management with Red Hat 3scale, including authentication, rate limiting, and security policies.

Integrated Redis for caching, session management, and improved microservices performance.

Built and deployed applications using Apache Maven, with logging and error resolution using Log4j.

Implemented messaging and notification services using Java Messaging Service (JMS) and Java Mail API.

EDUCATION:

University of Central Missouri, Warrensburg, MO Master of Science, Computer Science

SKILLS:

Programming Languages Java, Python, C#, C++, JavaScript, TypeScript, SQL

Frameworks & Libraries Spring Framework (Spring Boot, Spring Security, Spring Integration, AOP, Web Services), Hibernate, Flask, React.js, Angular, Node.js

Databases MySQL, Microsoft SQL Server, PostgreSQL, Oracle DB

Cloud Platforms AWS (EC2, S3, Lambda, RDS, Redshift, Kinesis), Azure

DevOps & Tools Git, Jenkins, Docker, Kubernetes, Terraform, Maven, Jenkins

Testing & Monitoring JUnit, PyTest, Mockito, Selenium, Postman, ELK, Datadog

Project Management Agile/Scrum, JIRA, Confluence

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