Kumaran P

CLIENT - ACV Auctions PROJECT - OffLease

• Designed and deployed AI-driven price prediction models using Azure Machine Learning and Azure OpenAI embeddings, improving prediction accuracy by 30%
• Integrated C# .NET Core APIs with Azure OpenAI Service for automated insights and natural language query processing.
• Built a chatbot prototype using Azure OpenAI and .NET Web API to assist customer support teams with real-time responses and content summarization. Deployed on Azure App Service with authentication via Azure AD.
• Led architecture review for AI-enhanced web applications hosted on Azure App Service, enabling secure and scalable performance.

CLIENT - ANCESTRY PROJECT - CONTENTS

• Designed and developed a Windows Service in C# to detect and download datasets from an Amazon S3 bucket, with support for transferring files to an SFTP server, local server, and another S3 bucket.
• Developed comprehensive unit test projects, increasing code coverage by 96% and improving overall application quality and reliability.
• Implemented unit testing best practices, raising test coverage from 4% to 84%, reducing bugs in production
• Fine-tuned the Windows Service to download contents of around 7 GB in less than 4 minutes.
• Developed a Windows Forms application to track the status of download sets, featuring AWS Cognito authentication integrated via a static HTTP listener to handle authentication responses.
• Implemented a Spring Boot API that connects with AWS Cognito and communicates authentication results back to the Windows application through the HTTP listener.
• Developed a reusable .NET Framework library implementing Confluent Kafka, enabling other teams to easily integrate Kafka into their applications.
• Additionally, created similar Kafka integration in Java to facilitate communication between various microservices applications.

• Implemented LDAP as a Single Sign-On server for the user's authentication.
• Developed a separate library for Excel file creation using Open-XML Library, which made our application supports new office suite packages.
• Created a Rest API to handle the complete onboard operations of a new Employee into the company, reducing manual effort towards maintaining everything in an Excel file.

• Developed Utility tools for the testing team, which parse the HL7 Messages from the various tools & applications, reducing human effort.
• Written Python scripts to automatically send, receive, and parse HL7 message responses and validate them according to the HL7 standards.