Senior Java Full-Stack Developer with AWS Expertise

Purna Full Stack Java Developer

Mail: ****************@*****.*** Mobile: 216-***-**** LinkedIn

PROFESSIONAL SUMMARY

Full Stack Java Developer with 5 years of real-world experience building and delivering scalable web applications across Healthcare, Banking, and IT domains. Experienced in developing enterprise-grade solutions using modern frameworks like Spring Boot, Angular, and React.js, along with AWS cloud services and CI/CD pipelines. Passionate about crafting clean, efficient code, building RESTful APIs, and optimizing databases for high performance and reliability. A proactive team player who thrives in Agile environments, enjoys solving complex problems, and continuously works to improve user experience and system efficiency.

TECHNICAL SKILLS

Programming Languages: Java 8–17, TypeScript, JavaScript, SQL, Python

Frameworks: Spring Boot, Spring MVC, Hibernate, JPA, Angular, React.js, Node.js

Web Technologies: HTML5, CSS3, RESTful APIs, JSON, Bootstrap, Material UI, jQuery

Databases: MySQL, PostgreSQL, Oracle, MongoDB, Redis

Cloud & DevOps: AWS (EC2, S3, Lambda, RDS), Microsoft Azure (AKS, App Service, Azure SQL Database, Blob Storage), Docker, Kubernetes, Jenkins, GitHub Actions

Testing & QA: JUnit, Mockito, Selenium, Postman, SonarQube

Build Tools: Maven, Gradle

Monitoring & Logging: ELK Stack, Splunk

Version Control: Git, Bitbucket

Project Management Tools: JIRA, Confluence, Agile, Scrum

PROFESSIONAL EXPERIENCE

Harmonecare - Detroit, MI

Java Full Stack Developer Feb 2024 - Present

Designed and developed patient management, appointment scheduling, and billing modules, optimizing hospital operations and improving patient service efficiency by 30%.

Built a secure, scalable healthcare platform enabling seamless patient data exchange and system interoperability across multiple hospital networks.

Integrated digital medical report storage using AWS S3 and automated retrieval systems, reducing manual effort and improving accessibility for clinical staff.

Enhanced user experience for doctors, nurses, and administrative staff through Angular and React.js-based responsive UIs for better accessibility and workflow efficiency.

Implemented secure patient authentication, data encryption, and HIPAA-compliant data handling using Spring Security and AWS Identity and Access Management (IAM).

Deployed microservices using Spring Boot on AWS EC2 and ECS, improving scalability and reducing infrastructure costs.

Configured AWS RDS (MySQL/PostgreSQL) and ElastiCache (Redis) for high-performance data storage and faster patient record retrieval.

Automated CI/CD pipelines with Jenkins and GitHub Actions, integrating Docker and Kubernetes for containerized healthcare services.

Designed and implemented RESTful APIs for interoperability between healthcare applications and third-party systems (EHR/EMR).

Delivered real-time analytics dashboards for healthcare administrators using ELK Stack, enabling monitoring of patient health trends and operational KPIs.

Collaborated with healthcare professionals and compliance teams to develop secure, compliant, and efficient software solutions.

Mentored developers on healthcare data standards (HL7, FHIR) and patient data security best practices, ensuring compliance and consistency across projects.

IndusInd Bank – Mumbai, India

Java Full Stack Developer Sep 2020 – Apr 2022

Designed and developed a loan origination and processing platform using Java 11, Spring Boot, and Angular 12, handling over 50K+ transactions daily with enhanced reliability and throughput.

Implemented Apache Kafka for real-time transaction streaming, fraud detection, and account event monitoring, reducing false positives by 18% and improving fraud response times.

Refactored legacy monolithic banking systems into microservices architecture using Spring Cloud and Docker, improving scalability and cutting downtime by 35%.

Developed secure RESTful APIs for customer onboarding, fund transfers, and account management, integrated with Oracle DB and Redis cache for optimized transaction speed.

Enhanced UI responsiveness and digital banking experience using Angular, TypeScript, and Material UI, improving customer satisfaction and reducing average page load time by 25%.

Automated testing workflows with JUnit, Mockito, Selenium, and Postman, improving test coverage by 45% and ensuring high system reliability.

Deployed, scaled, and managed microservices on Microsoft Azure using Azure Kubernetes Service (AKS), Azure App Service, and Azure SQL Database, achieving 99.9% uptime and robust scalability.

Integrated payment gateway APIs and ensured PCI-DSS compliance, maintaining top-tier security for online banking transactions.

Built and optimized CI/CD pipelines using Jenkins, GitHub Actions, and Maven, enabling faster and more reliable production deployments.

Conducted code reviews with SonarQube to enforce coding standards, improve maintainability, and reduce technical debt.

Monitored application logs and performance metrics using ELK Stack and Splunk, ensuring early detection and resolution of critical banking system issues.

Collaborated with business analysts, QA teams, and banking SMEs in Agile/Scrum sprints, aligning deliverables with regulatory requirements and accelerating project delivery by 20%.

Hexaware Technologies – Mumbai, India

Software Engineer Nov 2018 – Aug 2020

Assisted in developing and maintaining enterprise web applications using Java 8, Spring Boot, and React.js, improving internal system performance and reliability.

Helped design and implement RESTful APIs for data processing and integration between distributed IT systems, ensuring secure and efficient communication.

Contributed to modernizing user interfaces with React.js, Bootstrap, and Material UI, enhancing UI responsiveness and overall user experience.

Worked with MySQL and Hibernate ORM for data management, improving query execution and backend efficiency.

Supported deployment and management of scalable applications on AWS EC2, automated backend tasks using AWS Lambda, and handled secure file storage with AWS S3.

Assisted in building CI/CD pipelines using Jenkins, GitHub Actions, and Maven, enabling smoother and faster deployments.

Performed unit and integration testing with JUnit, Mockito, and Selenium, improving code stability and testing accuracy.

Documented and tested APIs using Swagger and Postman, improving communication between frontend and backend teams.

Helped monitor and troubleshoot applications with the ELK Stack (Elasticsearch, Logstash, Kibana) to maintain high system uptime and quick issue resolution.

Collaborated in Agile/Scrum sprints—participating in daily stand-ups, sprint planning, and code reviews to ensure timely project delivery.

Worked alongside DevOps teams to deploy microservices using Docker and manage databases under AWS RDS for stable production environments.

Supported production operations and monitoring, helping reduce incident resolution time through proactive issue tracking and automation.

EDUCATION

Masters in Computer Science - Campbellsville University

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