Sai

About Sai

Innovative and detail-oriented Neo4j Developer with AI expertise, skilled in building…

Experience

1. Neo4j Database Engineer Data Engineer

   Goldman Sachs

   Jun 2023 — Present

   Designed and implemented complex graph data models using Neo4j to capture customer interactions, travel itineraries, and loyalty relationships.Developed and optimized Cypher queries for efficient graph traversal and advanced analytics on travel patterns and user behaviors.Integrated Neo4j with AWS services including Lambda, S3, Athena, Kinesis, and API Gateway for scalable, event-driven architecture.Migrated legacy relational datasets into graph structures to enhance query performance and reduce data redundancy.Implemented role-based access control and data masking in Neo4j using AWS Identity and Access Management (IAM) and Secrets Manager.Designed and maintained Amazon Neptune graph database solutions to model complex travel relationships, including customer journeys, booking flows, and partner networks.Migrated graph workloads from Neo4j to Amazon Neptune to leverage managed service scalability, high availability, and integration with AWS-native tooling.Built real-time recommendation systems leveraging connected data in Neo4j to personalize user experiences on Expedia\'s platforms.Created RESTful APIs for querying Neo4j, deployed via AWS Fargate and secured with Cognito.Collaborated with data science teams to support machine learning workflows with graph-derived features using SageMaker.