BABITHA ADDALA
Summary
Distinguished IT professional with 14+ years of expertise in the analysis, design, and development of multi-tier distributed applications. Specialization in building scalable web and mobile applications for the Telecom, Healthcare, and E-Commerce domains. Technical expert in Java, Spring, Spring Boot, Spring Reactive, JPA, Hibernate, RabbitMQ, and Microservices. Adept at navigating complex integrations using REST APIs and web services within Agile and SAFe environments.
Overview
1
1
Certification
16
16
years of professional experience
Work History
Sr. Software Engineer
HHSC (Texas Health and Human Services Commission)
Austin, TX
08.2025 - Current
- Architected and managed the core Enterprise Document Services (EDS) framework, orchestration layers, and system specifications, collaborating closely with cross-functional teams to reliably process statewide public assistance requests.
- Spearheaded the modernization of legacy infrastructures, successfully migrating outdated SOAP web services into highly efficient, scalable REST APIs.
- Engineered high-performance document rendering engines capable of dynamically building custom state forms, processing immediate user preview data, and generating on-demand PDF documents from real-time YourTexasBenefits (YTB) portal inputs.
- Designed and developed a robust Spring Boot application utilizing advanced REST controllers configured to accept and process both JSON and XML request payloads seamlessly.
- Implemented custom deserializers to handle complex XML-to-JSON request transformations, ensuring strict data contract compliance and zero degradation in service-to-service communication.
- Designed secure enterprise storage architectures that instantly mapped and transferred dynamically generated PDF documents into centralized Network-Attached Storage (NAS) locations for auditing and regulatory compliance.
- Served as a technical mentor, guiding junior developers on enterprise coding best practices, secure software development methodologies, and modern code quality standards.
- Environment: Java, Spring, Spring Boot, Microservices, REST APIs, SOAP, Web Services, XML, JSON, Custom Deserializers, PDF Generation Engines, NAS (Network-Attached Storage), YourTexasBenefits (YTB) Infrastructure, Cross-functional Leadership, Agile.
SR. SOFTWARE ENGINEER
DELOITTE
Austin, TX
06.2023 - 07.2025
- Architected and deployed a mission-critical client tracking application for Edward Jones, empowering financial advisors to seamlessly manage comprehensive client portfolios.
- Engineered highly scalable microservices and secure REST APIs leveraging Java 17, Spring Boot, and the Executor framework to handle high-concurrency workloads.
- Designed and developed an end-to-end Spring Batch application, automating high-volume daily data processing tasks scheduled via Autosys.
- Spearheaded containerization and orchestration strategies utilizing Docker and Kubernetes to establish highly available production environments.
- Established proactive application telemetry by actively monitoring end-to-end user scenarios and troubleshooting system bottlenecks using Splunk and Dynatrace.
- Environment: Java 17, Spring Boot, Microservices, Executor Framework, REST APIs, Spring Batch, Autosys, Oracle SQL, JPA, Hibernate, Docker, Kubernetes, Splunk, Dynatrace.
SOFTWARE ENGINEER SENIOR ADVISOR
EXPRESS SCRIPTS
Austin, TX
05.2022 - 06.2023
- Architected and developed high-throughput microservices and REST APIs using Java 11, Spring Boot 3.0, and PostgreSQL, ensuring high availability and seamless data flow for enterprise pharmacy systems.
- Optimized core pharmacy management workflows, engineering software solutions that significantly improved system processing efficiency, response times, and overall application functionality.
- Partnered closely with Product Owners and cross-functional teams to translate complex pharmacy business logic into technical requirements, prioritizing high-impact deliverables in an Agile environment.
- Drove the end-to-end Software Development Life Cycle (SDLC) for the mission-critical PRC application, leading efforts from initial requirements gathering through to successful production deployment. [1]
- Spearheaded the design and prototyping of next-generation software features, aligning technical architectures with evolving customer requirements and strict healthcare compliance standards.
- Enhanced production stability and zeroed in on root causes by conducting rigorous code reviews and leveraging Splunk for advanced log analysis, telemetry, and proactive troubleshooting.
- Environment: Java 11, Spring Boot 3.0, Microservices, REST APIs, PostgreSQL, Splunk, Enterprise Service Bus (ESB), Log Analysis, Agile, SDLC, Healthcare Compliance. [1, 2]
SR. SOFTWARE ENGINEER
FISERV
Austin, TX
04.2021 - 05.2022
- Engineered and optimized the Archive Management Tool (AMT), a web-based administrative platform for the enterprise DDA 2.0 (Digital Document Advantage) system, streamlining critical client onboarding, file monitoring, and deactivation workflows.
- Architected scalable microservices leveraging Java 11 and Spring Boot to drive efficient, high-performance backend data processing and application development. [1, 2, 3]
- Designed and implemented robust metadata storage layers, ensuring data integrity, strict security protocols, and high-speed retrieval of large-scale client archive files.
- Served as a technical mentor, guiding junior developers on modern software engineering principles, clean code practices, and efficient Agile delivery frameworks. [1, 2, 3]
- Accelerated production issue resolution by analyzing Splunk logs to proactively troubleshoot, debug, and maintain high system availability and uptime. [1, 2]
- Championed code quality and team consistency by establishing rigorous, constructive code review practices across the engineering department.
- Environment: Java 11, Spring Boot, Microservices, MongoDB, MySQL, REST APIs, Docker, PCF, RabbitMQ, Redis, Jira, Jenkins, GitHub. [1, 2, 3, 4]
SR. SOFTWARE ENGINEER
APPLE
Austin, TX
09.2019 - 03.2021
- Engineered high-performance microservices for the Global Service Exchange (GSX), Apple’s enterprise-scale, worldwide service repair and order management platform utilized by global vendors and self-servicing customers.
- Architected and executed Proof of Concepts (POCs) and feasibility studies to validate new software architectures, ensuring seamless integration of upcoming enterprise features.
- Developed asynchronous, non-blocking workflows using Spring Reactive and implemented robust payload validations utilizing JSON schema validators to ensure reliable service-to-service data exchange.
- Built and optimized scalable REST APIs using a full-stack ecosystem consisting of Java 8/11, Node.js, React 15, and Oracle SQL, driving rapid order turnaround and real-time repair coverage validation.
- Analyzed and refined existing system architectures, proactively identifying technical bottlenecks and proposing modern design patterns to boost platform reliability and performance.
- Enforced strict compliance and industry standards across the development cycle by leading thorough reviews of technical and software design documentation.
- Environment: Java 11/8, J2EE, Spring Boot, Spring Reactive (4.0/IoC), Hibernate 3.0, JPA, Node.js, React 15, PHP, REST APIs, OAuth 2.0, AWS (S3), Oracle 11g, Tomcat 7, WAMP, JUnit 4, Postman, Jenkins, GitHub, XML, JSON, Internationalization (i18n).
SR. SOFTWARE DEVELOPMENT ANALYST
NTT DATA
Austin, TX
03.2018 - 09.2019
- Architected and developed a real-time project management web application for TxDOT users, enabling seamless creation, tracking, and updating of critical state roadway infrastructure projects.
- Engineered robust microservices leveraging Java 8 and Spring Boot to manage heavy transactional traffic and ensure reliable data processing across multi-tier enterprise systems.
- Built dynamic, responsive user interfaces by integrating Angular 6 and Node.js frontend components with secure, high-performance REST APIs.
- Optimized backend data models within an Oracle database environment, utilizing advanced SQL querying to support real-time application updates and reporting features.
- Enforced strict code quality and security standards by integrating SonarQube (SONAR) into the automated CI/CD pipeline, significantly reducing technical debt and deployment vulnerabilities.
- Streamlined containerized application deployment utilizing Docker and automated build pipelines via Jenkins and VSTS to achieve high availability across testing and production environments.
- Environment: Java 8, J2EE, Spring Boot, Microservices, Angular 6, Node.js, REST APIs, Oracle, SQL Developer, Docker, Jenkins, VSTS, SonarQube, Tomcat 7, JUnit 4, Postman, GitHub, XML, JSON, Windows 10.
LEAD ENGINEER
SAMSUNG
Bangalore, IN
10.2015 - 08.2016
- Engineered a global community portal for Samsung’s Tizen OS ecosystem, building features to track, manage, and resolve customer feedback and support issues for mobile and smart TV products.
- Developed scalable backend services leveraging Java 8, Spring Boot, and Hibernate, integrating multi-tier components for high-efficiency data routing.
- Implemented secure API communication and internationalization (i18n) utilizing Node.js, REST APIs, and OAuth 2.0 to support a worldwide user base.
- Environment: Java 8, J2EE, Spring 4.0, Spring Boot (IoC), Hibernate 3.0/JPA, Node.js, PHP, REST APIs, OAuth 2.0, AWS (S3), Oracle 11g, Tomcat 7, WAMP, JUnit 4, Postman, Jenkins, GitHub, XML, JSON.
SOFTWARE DEVELOPER
ERICSSON (CLIENTS: T-MOBILE, SPRINT)
Bangalore, IN
01.2014 - 08.2015
- Developed and optimized key transactional features for the Sprint Self-Care Portal, building secure backend web workflows that empowered telecom customers to manage accounts and process online utility payments.
- Designed and executed critical Change Requests (CRs) for T-Mobile’s Identity and Access Management (IAM) solutions, streamlining enterprise user access layers and profile data security.
- Built and integrated secure SOAP and RESTful web services using JDK 1.7, Spring 3.2, and JBoss, utilizing Jackson for robust payload parsing and SoapUI for rigorous integration validation.
- Constructed high-speed asynchronous components utilizing Node.js to manage high-volume customer account profile queries and telecom data lookups.
- Authored optimized database tier configurations using Oracle PL/SQL, writing high-performance stored procedures to handle complex billing transactions and data parsing.
- Enforced rigorous code coverage and quality standards by scripting automated unit tests with JUnit/Mockito and mitigating technical debt via SonarQube.
- Environment: JDK 1.6/1.7, Spring 3.2, Hibernate 3.2, JBoss 6.1, Node.js, REST/SOAP Web Services, WSDL, SoapUI, Jackson, Oracle 11g (SQL, PL/SQL), SonarQube, JUnit, Mockito, Log4j, Maven, Tortoise SVN, Jenkins, Linux. [1]
IT ANALYST
TECH MAHINDRA (CLIENTS: BRITISH TELECOM, AT&T)
Bangalore, IN
12.2010 - 12.2013
- Developed core backend modules for British Telecom’s global E-Commerce marketing portal, assisting in the delivery of workflows to support the online distribution and promotion of broadband, television, and telecom products.
- Programmed critical features for the 'BT EServe' application, a modern, web-based bill presentment and payment platform built to replace legacy billing engines and satisfy online payment requirements for UKBS customers.
- Implemented enterprise business tier components using Java 1.5, Spring Framework (IoC/MVC), and Hibernate 3, supporting multi-tier distributed application environments.
- Configured and deployed web components on WebLogic Application Server, handling the integration of enterprise Java assets like EJBs, Servlets, and JMS message streams.
- Authored high-performing relational database queries using Oracle SQL to maintain transactional integrity across complex bill presentment workflows.
- Maintained test coverage and delivery quality by scripting automated test suites with JUnit, Selenium, and TestNG, alongside API endpoint validation via SoapUI.
- Environment: Java 1.5, Spring 3.0 (IoC/MVC), Hibernate 3, EJB, WebLogic Server 10, JMS, Oracle 10g (SQL), Servlets, JSP, SOAPUI, Selenium, TestNG, JUnit, HTML, CSS, SVN, Log4j, Jira, Windows 7. [1]
Education
BACHELOR OF TECHNOLOGY - INFORMATION TECHNOLOGY
SREE VIDYANIKETHAN ENGINEERING COLLEGE
India05-2010
Skills
- Java
- J2EE
- Spring
- Spring Batch
- Spring Boot
- Spring Reactive
- Web services
- Rest APIs
- Micro services
- Rabbit MQ
- JPA
- Hibernate
- Oracle
- MySQL
- MongoDB
- Docker
- Kubernetes
- Dynatrace
Certification
Oracle Certified Java Professional
Timeline
Sr. Software Engineer
HHSC (Texas Health and Human Services Commission)
08.2025 - Current
SR. SOFTWARE ENGINEER
DELOITTE
06.2023 - 07.2025
SOFTWARE ENGINEER SENIOR ADVISOR
EXPRESS SCRIPTS
05.2022 - 06.2023
SR. SOFTWARE ENGINEER
FISERV
04.2021 - 05.2022
SR. SOFTWARE ENGINEER
APPLE
09.2019 - 03.2021
SR. SOFTWARE DEVELOPMENT ANALYST
NTT DATA
03.2018 - 09.2019
LEAD ENGINEER
SAMSUNG
10.2015 - 08.2016
SOFTWARE DEVELOPER
ERICSSON (CLIENTS: T-MOBILE, SPRINT)
01.2014 - 08.2015
IT ANALYST
TECH MAHINDRA (CLIENTS: BRITISH TELECOM, AT&T)
12.2010 - 12.2013
BACHELOR OF TECHNOLOGY - INFORMATION TECHNOLOGY
SREE VIDYANIKETHAN ENGINEERING COLLEGE