I am a Senior Full Stack Software Engineer with 11+ years of experience in healthcare IT, specializing in Cerner Millennium, advanced CCL development, and enterprise EHR data migration. I analyze clinical workflows across inpatient, outpatient, and ancillary care to translate them into scalable technical solutions that improve data quality and workflow efficiency. I enjoy building cloud-native Java microservices, integrating AI/ML capabilities into cloud-based applications, and partnering with infrastructure and security teams to deliver secure, scalable AI-enabled solutions for large-scale EHR modernization and legacy system retirement.

Keerthana Adunoori

I am a Senior Full Stack Software Engineer with 11+ years of experience in healthcare IT, specializing in Cerner Millennium, advanced CCL development, and enterprise EHR data migration. I analyze clinical workflows across inpatient, outpatient, and ancillary care to translate them into scalable technical solutions that improve data quality and workflow efficiency. I enjoy building cloud-native Java microservices, integrating AI/ML capabilities into cloud-based applications, and partnering with infrastructure and security teams to deliver secure, scalable AI-enabled solutions for large-scale EHR modernization and legacy system retirement.

Available to hire

I am a Senior Full Stack Software Engineer with 11+ years of experience in healthcare IT, specializing in Cerner Millennium, advanced CCL development, and enterprise EHR data migration. I analyze clinical workflows across inpatient, outpatient, and ancillary care to translate them into scalable technical solutions that improve data quality and workflow efficiency.

I enjoy building cloud-native Java microservices, integrating AI/ML capabilities into cloud-based applications, and partnering with infrastructure and security teams to deliver secure, scalable AI-enabled solutions for large-scale EHR modernization and legacy system retirement.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
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Language

English
Fluent
Javanese
Fluent
Aragonese
Intermediate

Work Experience

Software Developer 3 at Oracle Corporation
October 1, 2022 - Present
Built scalable Java microservices and Spring Boot REST APIs for claims processing and receivables validation. Integrated AI/ML model outputs into microservices to enable predictive analytics and automated decision-making. Developed React JS and OJET-based UI components and wired them to backend REST services. Authored high-level design documents for backend and UI architecture. Migrated legacy claims modules to Oracle CloudNext using Spring Boot, Docker, and Kubernetes (via Helm). Deployed services to AWS and Oracle Cloud Next, leveraging Spring Boot, Hibernate, and React. Implemented OAuth 2.0/1.0 with LDAP for secure authentication. Automated API documentation with Swagger and monitored logs with Splunk. Managed CI/CD pipelines with Jenkins and Maven. Conducted backend performance testing with Postman and JMeter. Participated in on-call rotations for production issue remediation. Wrote complex SQL queries for data retrieval in Millennium databases and supported VA Claims Billing work
Software Engineer 2 at Cerner Corporation
February 1, 2018 - September 1, 2022
Created Claim and ClaimLine REST services to support Remit Posting workflows. Designed and implemented complex SQL queries for data retrieval and aggregation. Built multi-threaded Java applications for concurrent DB access and optimized claim processing. Integrated OAuth-based authorization with LDAP for internal APIs. Ran services using Docker and Kubernetes for orchestration. Used TIBCO EMS and JMS for messaging queues. Developed React-based UIs with pagination, charts, autocomplete, and tables. Built performance tests using Gatling and JMeter. Developed CCL scripts and XML-based system integrations for clinical data flows. Delivered package-level testing and end-to-end validation of claim workflows. Deployed services and managed configurations via ALVA, Kamino, Olympus, and Splunk. Migrated legacy claim modules to CloudNext to improve reliability and scalability.
Java/J2EE Developer at Astir Services LLC (Sysnet Tech) — Client: Cerner Corporation
June 1, 2015 - January 1, 2018
Enhanced the Claim Strategy module for Revenue Cycle Management systems. Integrated ActiveMQ and TIBCO EMS for message queues. Developed Eclipse RCP-based UIs and tested workflows with JMeter. Implemented RPC communication layers and Java Collections for efficient data processing.
Java Developer at Astir IT Solutions — Client: Standard & Poor’s
April 1, 2015 - June 1, 2015
Built Spring MVC and Hibernate-based portals for financial data retrieval. Created XML workflows for issuer ratings and reporting services.
Java Developer (Intern) at Slave Technologies
May 1, 2013 - August 1, 2013
Created a Unicode Character Sorting tool, supporting complex dictionary combinations.
Java Developer (Intern) at Slave Technologies – India
May 1, 2013 - August 1, 2013
Created a Unicode Character Sorting tool, supporting complex dictionary combinations.
Senior Software Engineer at Oracle Cerner Corporation
October 1, 2022 - Present
Architected and delivered scalable Java microservices and Spring Boot REST APIs for claims processing and receivables validation, supporting high-volume healthcare billing workflows. Migrated legacy claims modules to Oracle CloudNext using Spring Boot, Docker, and Kubernetes (Helm) for containerized deployments. Designed and optimized a claims search engine with advanced indexing and caching to reduce response times and enable near real-time lookups. Integrated AI/ML model outputs into microservices for intelligent claims processing and automated decision-making. Developed ReactJS and Oracle JET UI components and authored High-Level Design documents for backend and UI architectures. Implemented OAuth 2.0 / OAuth 1.0 integrations with LDAP; automated API documentation with Swagger; and log monitoring with Splunk. Managed CI/CD pipelines using Jenkins and Maven; performed backend performance testing with Postman and JMeter. Delivered VA Claims Billing project including co-pay calculation
Software Engineer II at Cerner Corporation
February 1, 2018 - September 1, 2022
Created Claim and Claim Line REST services to support Remit Posting workflows; designed complex SQL queries for data retrieval and aggregation; built multi-threaded Java modules for concurrent processing to improve throughput. Performed large-scale data extraction, validation, and reconciliation from Cerner Millennium for EHR migration initiatives. Developed, tested, and optimized CCL scripts for clinical and financial data workflows; built XML-based system integrations. Implemented OAuth-based authorization with LDAP for secure internal APIs. Containerized and orchestrated services with Docker and Kubernetes; integrated TIBCO EMS and JMS messaging with downstream systems. Built React UIs with pagination, charts, and autocomplete; conducted performance tests with Gatling and JMeter; delivered end-to-end validation of claim workflows. Deployed services and managed configurations via ALVA, Kamino, Olympus, Splunk; troubleshot data quality and performance issues in claims and clinical dat
Java / Full Stack Developer at Astir Services LLC (Client: Cerner Corporation)
June 1, 2015 - January 1, 2018
Enhanced and supported Financial and Clinical Claims Processing modules within Cerner's Revenue Cycle Management system. Developed and maintained Spring Boot microservices for claims lifecycle, eligibility checks, payment posting, and charge validation; designed RESTful APIs exposing clinical and financial claim data to external billing, analytics, and payer platforms. Wrote complex SQL queries against the Cerner Millennium DB; migrated legacy monoliths to microservices to improve maintainability and scalability. Implemented Apache Kafka for real-time claim events; integrated TIBCO EMS and ActiveMQ for messaging. Built React-based UIs with pagination and charts; containerized services with Docker and deployed on Kubernetes; established CI/CD pipelines with Jenkins and Maven. Implemented Spring Security + OAuth 2.0 and LDAP-based authentication; authored unit and integration tests.
Java Developer at Astir IT Solutions (Client: Standard & Poor's)
April 1, 2015 - June 1, 2015
Developed enterprise data processing applications using Spring MVC and Hibernate for financial data retrieval, reporting, and analytics. Designed data extraction and transformation workflows using XML/JSON feeds; built backend data loaders and processors to ingest, validate, and transform structured and semi-structured data from multiple external sources. Developed RESTful services exposing processed data to downstream systems for reporting and integration. Generated dynamic Excel/PDF reports using Apache POI and iText for reporting and reconciliation. Implemented secure data access with Spring Security and role-based authorization; supported CI/CD with Jenkins, Maven, and shell scripting.
Java Developer (Intern) at Slave Technologies — India
May 1, 2013 - August 1, 2013
Developed data processing utilities for large-scale structured and unstructured datasets, simulating ETL-style data transformation workflows. Implemented custom data parsing and transformation logic using Java Collections and Comparator frameworks. Designed a Java Swing-based interface for data input, validation, and visualization. Developed reusable Java modules for data normalization, encoding conversion, and transformation. Performed unit testing with JUnit to validate transformation logic and edge cases; delivered project ahead of schedule.

Education

M.S. in Electrical Engineering at Wright State University, Ohio
January 11, 2030 - December 1, 2014
B.Tech. in Electronics & Communication Engineering at JNTU, Hyderabad
January 11, 2030 - May 1, 2013
M.S. in Electrical Engineering at Wright State University, Ohio
January 11, 2030 - December 1, 2014
B.Tech. in Electronics & Communication Engineering at JNTU, Hyderabad
January 11, 2030 - May 1, 2013
M.S. in Electrical Engineering at Wright State University, Ohio
January 11, 2030 - December 1, 2014
B.Tech. in Electronics & Communication Engineering at JNTU, Hyderabad
January 11, 2030 - May 1, 2013
MS at Wright State University, Ohio
January 11, 2030 - December 1, 2014
B.Tech. at JNTU, Hyderabad
January 11, 2030 - May 1, 2013

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Healthcare, Financial Services, Government, Education, Professional Services, Other