Vijaya Kumar Muppalla
Austin,TX
Summary
Senior Integration Developer with deep hands-on experience building MuleSoft APIs, ETL workflows, and data integrations across healthcare, government, and enterprise systems. Supports CloudHub deployments, DataWeave transformations, SQL tuning, and production troubleshooting while working with architects, QA, and business teams to deliver secure, reliable integrations.
Overview
1
1
Certification
17
17
years of professional experience
Work History
Senior Integration Developer
State of California – Cal HEERS/wingu llc
Austin, TX
06.2023 - 09.2026
- Developed APIs in MuleSoft Anypoint Platform to meet business and security needs.
- Built MuleSoft integrations to connect systems and applications, supporting secure and efficient data movement.
- Connected SAP S/4, Salesforce, WebOps, and EIM for seamless cross-platform data exchange.
- Monitored and adjusted MuleSoft flows, enhancing throughput and minimizing latency.
- Deployed MuleSoft applications on CloudHub and supported application availability.
- Configured RabbitMQ for asynchronous communication across microservices.
- Managed SAP data exchange through IDoc, SAP PI, and direct SOAP calls.
- Performed unit and integration testing and fixed defects to meet business and technical needs.
- Developed and maintained technical documentation and integration design specifications, ensuring clarity and consistency for development teams.
- Worked with architects, QA, and business analysts to deliver integration solutions.
- Followed organizational and regulatory security standards across integrations.
- Created data mappings and transformations in DataWeave for JSON, XML, and CSV files.
- Implemented ETL workflows and data mappings, streamlining processing of high-volume transactional healthcare data.
- Designed Azure Data Factory pipelines to automate ETL and ELT workflows between Oracle, SQL Server, Azure SQL, and cloud data sources.
- Built Informatica PowerCenter mappings, sessions, and workflows to extract data from enterprise healthcare applications and load into Oracle data warehouse environments for reporting and analytics.
- Published Tableau dashboards to Tableau Server and managed user permissions and content governance.
- Processed healthcare data containing PHI and PII while maintaining HIPAA data security and governance standards.
- Supported production environments by troubleshooting data issues, reviewing logs, and resolving integration failures.
- Tools: MuleSoft Anypoint Platform, SAP S/4, Salesforce, RabbitMQ, Anypoint MQ, CloudHub.
Senior Integration Developer
CA Health and Human Services Agency/wingu llc
Sacramento, CA
06.2016 - 06.2022
- Implemented API-led architecture (System, Process, and Experience APIs) to decouple backend systems, enhancing scalability and maintainability.
- Designed and developed 50+ Mule 4 integration flows using HTTP, Database, SOAP, Salesforce, and File connectors.
- Built reusable Mule components, common subflows, and centralized error-handling frameworks following best practices.
- Developed RESTful APIs using RAML, publishing to Anypoint Exchange to enhance development efficiency and promote API reuse.
- Integrated PeopleSoft HRMS with iCIMS, streamlining employee onboarding and automating HR data synchronization.
- Implemented real-time inventory and purchase order integrations between NetSuite and JD Edwards.
- Used DataWeave 2.0 extensively for transformations, validation, and data enrichment.
- Configured CI/CD pipelines with GitHub and Jenkins, automating build and deployment processes for consistent environment management.
- Deployed applications to CloudHub, managing environments, properties, secure credentials, and post-production monitoring.
- Provided support during hypercare, including defect resolution, performance tuning, exception handling, and security compliance.
- Implemented ETL workflows and data mappings to process high-volume transactional healthcare data.
- Designed and developed Azure Data Factory (ADF) pipelines to automate ETL/ELT workflows between Oracle, SQL Server, Azure SQL, and cloud-based data sources.
- Built Informatica PowerCenter mappings, sessions, and workflows to extract data from enterprise healthcare applications and load into Oracle data warehouse environments supporting reporting and analytics....
- Processed and integrated healthcare data containing PHI and PII while ensuring compliance with HIPAA data security and governance standards.
- Supported production environments by troubleshooting data issues, analyzing logs, and resolving integration failures.
- Tools: MuleSoft Anypoint Platform, Mule 4, DataWeave 2.0, Anypoint Studio, CloudHub, RAML, REST, SOAP, J.D. Edwards, NetSuite, Salesforce
Programmer Analyst
State of PA Malvern/ innate solutions inc
Malvern, PA
03.2013 - 06.2016
- Developed complex Informatica mappings using transformations like Normalizer, Expression, Aggregator, Filter, Sorter, Router, Rank, Sequence Generator, and Update Strategy, enabling efficient data loading into ODS and Data Warehouse.
- Developed and implemented workflow processes to ensure timely execution of sessions based on load dependencies.
- Coordinated with BI team to resolve ETL-related defects and performance issues, enhancing overall data integration reliability.
- Analyzed application scope and defined relationships within and across data groups.
- Evaluated schema and data models to enhance structure and efficiency.
- Identified appropriate dimensions and facts for star/snowflake schema design.
- Utilized pre- and post-session SQL in Source Qualifier to drop and recreate database indexes.
- Conducted unit testing for developed mappings and transformations, ensuring quality and accuracy of data processing.
- Tools: Informatica, Oracle, Unix, Shell Scripting
Software Engineer
City of Hope/ascent technologies inc
Los Angeles, CA
12.2009 - 03.2013
- Extracted and transformed data from SAP and legacy sources to the central data warehouse, enhancing data accessibility.
- Developed ETL jobs with reusable mappings, mapplets, and parameterized workflows, streamlining data integration processes.
- Tuned database queries and session parameters, optimizing performance for data retrieval.
- Executed automated data validation processes to ensure accuracy and consistency, and error logging using shell scripts.
- Collaborated with BI and reporting teams to design subject area marts for analytics.
- Tools: Informatica PowerCenter, Oracle, Shell Scripting
Education
Bachelor of Science - Maths Electronics Physics
Nagarjuna University
Guntur India10-1995
Skills
- Integration technologies
- Applications: Salesforce, SAP S4, JD Edwards, NetSuite, ServiceMax, WebOps
- ETL & Data Integration: Informatica PowerCenter, ETL Design, Data Mapping, Workflow Development, Data Transformation, Data Cleansing, Data Extraction, Batch Processing & Scheduling
- SQL & Database Tools: SQL Developer, TOAD, SQL
- Plus, Advanced SQL Query Development
- SQL & Database Tools: SQL Developer, TOAD, SQL Plus, Advanced SQL Query Development
- Programming / Scripting: PL/SQL, Shell Scripting, Java, XSLT
- Integration tools
- Web services integration
- Database management
- DevOps / Tools: GitHub, Jenkins, Azure DevOps, ServiceNow
- DevOps tools
- Operating Systems: Unix, Linux, Windows Servers, MacOS
- Business Intelligence Tools
- Data format handling
Personal Information
- Title: Senior Integration Engineer
- Nationality: U.S. Citizen
Certification
- Salesforce MuleSoft 1 and 2
Timeline
Senior Integration Developer
State of California – Cal HEERS/wingu llc
06.2023 - 09.2026
Senior Integration Developer
CA Health and Human Services Agency/wingu llc
06.2016 - 06.2022
Programmer Analyst
State of PA Malvern/ innate solutions inc
03.2013 - 06.2016
Software Engineer
City of Hope/ascent technologies inc
12.2009 - 03.2013
Bachelor of Science - Maths Electronics Physics
Nagarjuna University