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I am a results-driven Java Full Stack Developer with 5+ years of experience building enterprise-grade applications in healthcare and financial services. I specialize in microservices architecture, FHIR interoperability, and high-performance trading systems. I have hands-on expertise with Java Spring Boot, React, AWS, Kafka, Redis, and DevSecOps practices. I’ve delivered scalable, compliant solutions across global teams, improved test coverage, and reduced processing times while ensuring HIPAA and regulatory requirements are met.…I am a results-driven Java Full Stack Developer with 5+ years of experience building enterprise-grade applications in healthcare and financial services. I specialize in microservices architecture, FHIR interoperability, and high-performance trading systems. I have hands-on expertise with Java Spring Boot, React, AWS, Kafka, Redis, and DevSecOps practices. I’ve delivered scalable, compliant solutions across global teams, improved test coverage, and reduced processing times while ensuring HIPAA and regulatory requirements are met.

Shalini Kattupalli

Writer, Full Stack Developer, Developer, +7

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I am a results-driven Java Full Stack Developer with 5+ years of experience building enterprise-grade applications in healthcare and financial services. I specialize in microservices architecture, FHIR interoperability, and high-performance trading systems. I have hands-on expertise with Java Spring Boot, React, AWS, Kafka, Redis, and DevSecOps practices. I’ve delivered scalable, compliant solutions across global teams, improved test coverage, and reduced processing times while ensuring HIPAA and regulatory requirements are met.…I am a results-driven Java Full Stack Developer with 5+ years of experience building enterprise-grade applications in healthcare and financial services. I specialize in microservices architecture, FHIR interoperability, and high-performance trading systems. I have hands-on expertise with Java Spring Boot, React, AWS, Kafka, Redis, and DevSecOps practices. I’ve delivered scalable, compliant solutions across global teams, improved test coverage, and reduced processing times while ensuring HIPAA and regulatory requirements are met.

Available to hire

I am a results-driven Java Full Stack Developer with 5+ years of experience building enterprise-grade applications in healthcare and financial services. I specialize in microservices architecture, FHIR interoperability, and high-performance trading systems.

I have hands-on expertise with Java Spring Boot, React, AWS, Kafka, Redis, and DevSecOps practices. I’ve delivered scalable, compliant solutions across global teams, improved test coverage, and reduced processing times while ensuring HIPAA and regulatory requirements are met.

Skills

Experience Level

Expert

Expert

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Expert

Expert

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Expert

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Expert

Expert

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Expert

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Intermediate

Language

Javanese

Advanced

English

Fluent

Work Experience

Java Full Stack Developer at Elevance Health, IN

July 1, 2024 - Present

Build and enhance cloud-native microservices using Spring Boot 3, Kubernetes, and Docker, achieving 99.9% application uptime in healthcare systems. Implement OAuth2, JWT, and Spring Security for HIPAA-compliant patient data protection. Develop and optimize JavaScript web applications for efficient performance. Modernize legacy monolithic applications into microservices using Quarkus and GraalVM, reducing memory consumption by 30%. Build responsive React-based frontend applications. Debug Redux store actions and optimize API calls to improve UI performance. Create real-time data streaming solutions with Apache Kafka and Project Loom for instant synchronization across healthcare providers. Optimize performance through JVM tuning, Redis caching, and using non-blocking I/O frameworks like Vert.x. Design efficient MongoDB schemas and indexing strategies. Implement WebSockets and event-driven architectures with Node.js for live data sync. Enhance healthcare interoperability with HL7 and SMAR

Java Full Stack Developer / Systems Engineer at Goldman Sachs, India

July 1, 2022 - July 16, 2025

Developed and optimized enterprise applications with Spring Boot and RESTful APIs, increasing data processing efficiency by 20% in financial services. Refactored React codebases using hooks and lazy loading to enhance maintainability and reduce load times. Implemented Redux for state management, ensuring scalable data consistency. Secured JavaScript applications with client-side validation preventing XSS and other vulnerabilities. Developed complex MongoDB aggregation pipelines for advanced analytics and reporting. Established structured logging and error handling in Express.js to improve resilience. Created automated tests with JUnit and Mockito achieving 85% coverage and reducing defects. Integrated external APIs and microservices with Node.js for seamless data exchange. Modernized risk management systems using Docker and Kubernetes, improving scalability and reducing downtime. Integrated financial services APIs for market data and payment gateways with Spring Integration. Optimized

Java Full Stack Developer at Elevance Health

July 1, 2024 - Present

Architected enterprise-grade microservices using Spring Boot 3.2 and React 18 to enable real-time FHIR R4 patient data interoperability across health plan systems, delivering 35% improvement in care coordination and serving 16+ million active members on the Sydney Health platform. Developed FHIR R4 APIs and SMART on FHIR integration modules with Spring Security and OAuth2/JWT, enabling seamless data exchange with Epic, Cerner, and AllScripts while maintaining HIPAA compliance and reducing manual data entry by 60%. Engineered a high-performance Apache Kafka event-driven system with Redis caching and Project Loom virtual threads for real-time claims processing, achieving sub-second response times and processing 40+ million claims monthly. Implemented DevSecOps CI/CD on AWS EKS with Jenkins, Docker, and Kubernetes, including SonarQube and Snyk, achieving 95%+ test coverage and cutting deployment time from 4 hours to 15 minutes. Built responsive React UI with TypeScript and Material-UI wit

Java Full Stack Developer / Systems Engineer at Goldman Sachs

July 1, 2022 - September 22, 2025

Architected high-performance Spring Boot RESTful microservices for trade execution and portfolio valuation, enabling real-time pricing for $500B+ daily trading volume and reducing data retrieval bottlenecks by 20%. Modernized legacy React monoliths into modular components, cutting bundle size by 35% and page load times by 40%. Implemented Redux state patterns for complex trading blotters, ensuring data integrity across trader workflows. Secured client-facing apps with input sanitization, CSRF, and XSS prevention, achieving zero security incidents in annual testing. Built MongoDB aggregation pipelines for MiFID II and Volcker Rule compliance, and enhanced observability with Express.js, Winston logs, and circuit breakers, improving reliability to 99.5%. Collaborated on QA with JUnit/Mockito achieving 85% code coverage. Integrated Bloomberg Terminal and Refinitiv data and cleared 80% of equity transactions via Node.js adapters. Containerized monolithic risk management apps with Docker/Kub

Java Full Stack Developer at Elevance Health

July 1, 2024 - Present

Led the design of an enterprise-grade microservices ecosystem using Spring Boot 3.2 and React 18 to enable real-time FHIR R4 patient data interoperability across health plan systems, serving 16+ million active members. Implemented FHIR R4 APIs and SMART on FHIR modules with OAuth2/JWT authentication, enabling seamless clinical data exchange with Epic, Cerner, and AllScripts while maintaining HIPAA compliance and reducing manual data entry by 60%. Engineered a high-performance, event-driven Kafka pipeline integrated with Redis caching and Project Loom virtual threads for real-time claims processing, achieving sub-second response times and processing 40+ million claims monthly. Built a DevSecOps CI/CD pipeline on AWS EKS with Jenkins, Docker, Kubernetes, SonarQube, and Snyk, delivering 95%+ test coverage and cutting deployment time from 4 hours to 15 minutes. Designed responsive React components with TypeScript and WCAG 2.1 AA accessibility, improving user engagement by 25%. Orchestrated

Java Full Stack Developer / Systems Engineer at Goldman Sachs

July 1, 2022 - September 22, 2025

Architected high-performance Spring Boot RESTful microservices for trade execution and portfolio valuation, enabling real-time pricing for $500B+ daily trading volume and delivering 20% faster processing. Modernized legacy React monoliths into modular components with hooks and route-based code splitting, reducing bundle size by 35% and page load times by 40%. Implemented Redux-based state management for trading blotters to ensure data integrity across multi-screen workflows. Secured client-facing JavaScript apps with input validation, CSRF tokens, and XSS protections, achieving zero security incidents during annual penetration tests. Built MongoDB aggregation pipelines for risk analytics and MiFID II reporting, enabling real-time risk calculations and cutting regulatory reporting time by 50%. Added structured logging (Winston) and circuit-breaker patterns in Express.js, boosting observability and achieving 99.5% system reliability. Collaborated with QA to craft JUnit/Mockito test suite

Java Full Stack Developer at Elevance Health

July 1, 2024 - Present

Architected enterprise-grade microservices using Spring Boot 3.x and React 18 for real-time FHIR R4 patient data interoperability across health plan systems, improving care coordination and supporting 16+ million members. Built FHIR R4 APIs and SMART on FHIR integrations with Epic, Cerner, and AllScripts while maintaining HIPAA compliance and reducing manual data entry. Implemented a high-performance Kafka-based claims processing pipeline with Redis caching and Project Loom threads, achieving sub-second responses and processing 40+ million claims monthly. Established a DevSecOps CI/CD pipeline on AWS EKS with Jenkins, Docker, Kubernetes, SonarQube, and Snyk, achieving 95%+ test coverage and 99.5%+ reliability. Delivered accessible UI components with React/TypeScript (WCAG 2.1 AA) and mentored junior engineers; led data analytics efforts for predictive insights in clinical decision support.

Java Full Stack Developer / Systems Engineer at Goldman Sachs

July 1, 2022 - September 22, 2025

Architected high-performance Spring Boot microservices for trade execution and portfolio valuation, delivering real-time pricing for $500B+ daily trading volume. Modernized React front-ends into modular components to reduce bundle size and improve load times, and implemented Redux-based data flows for trader workflows. Implemented robust security practices (input sanitization, CSRF/XSS protections) with zero security incidents in annual testing. Built MongoDB aggregations for MiFID II/Volcker reporting and introduced enhanced observability with structured logging and circuit breakers. Strengthened CI/CD with Jenkins and Docker/Kubernetes deployments and integrated external market data providers via Node.js adapters; achieved 85% code coverage and 99.5% reliability.

Java Full Stack Developer at Elevance Health

July 1, 2024 - Present

Architected enterprise-grade microservices with Spring Boot 3.2 and React 18 to enable real-time FHIR R4 patient data interoperability across health plan systems, serving 16+ million members; implemented FHIR R4 APIs, SMART on FHIR integration, HIPAA compliance; built real-time claims processing with Kafka/Redis; improved care coordination efficiency by 35%.

Java Full Stack Developer / Systems Engineer at Goldman Sachs

July 1, 2022 - September 22, 2025

Architected high-performance Spring Boot RESTful microservices for trade execution and portfolio valuation; modernized legacy React apps; implemented trading workflows with Redux; ensured data integrity and regulatory compliance; enabled real-time risk calculations and sub-second P&L; improved deployment reliability.

Java Full Stack Developer at Elevance Health

July 1, 2024 - Present

Architected enterprise-grade microservices using Spring Boot 3.2 and React 18 to enable real-time FHIR R4 patient data interoperability across health plan systems, serving 16+ million active members. Implemented FHIR R4 APIs and SMART on FHIR integration with Epic, Cerner, and AllScripts, maintaining HIPAA compliance and reducing manual data entry by 60%. Engineered a high-performance Kafka-based event-driven claims processing system with Redis caching and Project Loom, improving concurrency and processing 40+ million claims monthly with sub-second response times. Built a CI/CD pipeline on AWS EKS with Jenkins, Docker, and Kubernetes, achieving 95%+ test coverage and cutting deployment time from 4 hours to 15 minutes. Developed responsive UI components with TypeScript and Material-UI, upholding WCAG 2.1 AA accessibility and improving user engagement by 25%. Led data analytics workflows with GraphQL, PostgreSQL, and TensorFlow for clinical decision support, enabling earlier risk identif

Java Full Stack Developer / Systems Engineer at Goldman Sachs

July 1, 2022 - October 16, 2025

Architected high-performance Spring Boot RESTful microservices for trade execution and portfolio valuation, enabling real-time pricing for $500B+ daily trading volume. Modernized React-based client portals into modular components, reducing bundle size by 35% and page load times by 40%. Implemented Redux-based data flows and secure coding practices with input sanitization, CSRF, and XSS protection, achieving zero security incidents in annual pen tests. Built MongoDB aggregations for MiFID II compliance and risk analytics, enabling real-time risk calculations and 50% faster regulatory reporting. Deployed containerized microservices with Docker/Kubernetes, improving resilience and enabling zero-downtime updates, and integrated SWIFT/FIX adapters for automated straight-through processing of 80% of equity trades. Reduced query times by 40% with optimized Hibernate/SQL for P&L analytics; streamlined Git workflows across NY/London/Bangalore; accelerated Jenkins pipelines with 99.8% deployment