RAMESH PAPAGANTI

CAT Rental Products

Migrated native SQL search mechanisms to AWS OpenSearch for improved efficiency.

• Migrated Java and Spring Boot applications to enhance performance and scalability.
• Integrated semantic search using a KNN-based LLM model (all-mpnet-base-v2) to enhance search relevance and accuracy
• Optimized fuzzy matching and n-gram configurations, enhanced prefix-phrase query performance, and implemented semantic search integration

KeySight Technologies

Designed and developed DTX learn modules, driving increased user engagement.

• Implemented data synchronization processes utilizing parallel processing to boost efficiency.
• Developed migration and real-time jobs to manage millions of records effectively.
• Enhanced search functionality with advanced operations such as regex and Boolean queries via Elasticsearch.
• Conducted research on emerging technologies to ensure alignment with organizational objectives.
• Monitored application performance metrics, guaranteeing optimal user experience.

• Involved in design discussions.
• Implemented adapter to fetch meta data from BI systems.
• Implemented alert email service for DQ module.
• Worked on Data migration and SSL enabling.
• Worked on dev and prod deployments.
• Technologies used - Java8, Angularjs, Angular2-4, Elasticsearch, Hezelcast cache, MySQL, Spring, RabbitMQ, HTML, JavaScript, apache atlas, scala, apache spark.

• Integrated payment gateway with PAYPAL scratch.
• Integrated payment gateway with PAYPAL.
• Implemented admin portal for backend CURD operations.
• Technologies Used - Java8, Angularjs, Apache Solr, Redis Cache Service, Mybatis, Spring, Spring Batch, MySQL, Kafka Messaging Server, HTML, JavaScript.

• Involved in designing and implementing of CTRM-project-contract-management module.
• Involved in stored procedures and triggers implementation.
• Worked on bug fixes and regression testing.