Bhalaji Thellakula

Backend and Integration Specialist experienced in enterprise systems, including MuleSoft, REST, and event-driven architectures within banking and insurance. Achieved modernization goals by implementing Python-based GenAI and LLM workflows to translate legacy code between Java Spring Boot and Node.js/TIBCO, while producing comprehensive mapping and technical documentation.

• Integrated scheduler-based, event-driven, and REST-based architectures to support critical banking functions.
• Developed MuleSoft integrations to migrate files from SFTP to Salesforce through Snowflake.
• Built data ingestion and transformation flows across SFTP, Snowflake, MuleSoft, and Salesforce.
• Managed migration of standard and custom Salesforce objects across multiple Salesforce organizations.
• Integrated third-party loan-booking and documentation systems with core banking workflows.
• Implemented data validation, error handling, monitoring, and troubleshooting across end-to-end integrations.
• Supported reliable data movement and connectivity between external platforms and Salesforce.

• Designed and developed a Python-based migration tool using Generative AI and LLMs.
• Automated file-to-file code conversion between Java Spring Boot and Node.js applications.
• Built a GenAI-powered pipeline to analyze legacy PL/SQL code.
• Generated mapping documents and technical documentation to support modernization initiatives.
• Supported re-platforming of legacy applications to modern technologies such as PySpark.
• Reduced manual effort and migration risk by automating code translation and documentation activities.

• Processed EDI X12 transactions using copybook-based data structures.
• Mapped source and target data fields according to copybook requirements.
• Developed JSON-to-encoded-copybook and encoded-copybook-to-JSON transformations.
• Implemented complex DataWeave transformations to support accurate data conversion.
• Applied advanced logging mechanisms for monitoring, error analysis, and troubleshooting.
• Improved data integrity and streamlined insurance data-processing workflows.

• GCP Associate Cloud Engineer, GCP Cloud Devloper, Microsoft Azure Fundamentals , Mule Developer - 1, Claude Associate Foundations