Bhavya Joshi

User Query Scheduler: Built a Spring Boot MVC platform enabling JSP-based UI, Quartz-driven Databricks scheduling, automated reports, AI query optimization and failure alerts. EMR to Databricks Migration: Migrated big-data workloads from AWS EMR to Databricks Job Compute, upgrading Spark runtime to cut job run times ~ 30 % and AWS costs by 50 % with more spot instance usage. Real-Time Data Platform Client: Developed a real-time data client feeding DS RTO services during checkout, improving RTO prediction accuracy by 8 %. Pull Based Event Ingestion: Engineered an AWS Lambda pipe line to ingest daily AppsFlyer uninstall events, enabling 5% deeper insights into app churn. Event Tracking Funnel: Built a real-time event tracking funnel using Spring Boot and Kafka, processing 1M+ daily events with user journey visualization and behavior insights. Aerospike Data Cleanup: Developed a Multithreaded Java solution to identify and purge orphan Aerospike records, processing TB-scale data in minutes and improving storage utilization by 10%.

3D Asset Optimization: Modeled and optimized 3D bus and charging-station assets in Blender for realistic visuals and performant web delivery. 3D Fleet Visualization: Built an interactive 3D electric fleet visualization using Three.js with dynamic inputs and REST -exposed rendered outputs.

Specialization in Big Data & Cloud Technologies