Kundan Kumar
@kundan
Data Engineer
Gurugram, Haryana, India
Data Engineer with ~3 years of experience designing scalable ETL/ELT pipelines and enterprise analytics platforms using Azure Data Factory, Azure Databricks, ADLS Gen2, Synapse Analytics, Delta Lake, and Microsoft Fabric. Expertise in Medallion Architecture (Bronze-Silver-Gold), SCD Type 2 using Delta Merge, Star Schema modeling, Spark optimization, incremental load frameworks, CI/CD deployment, and monitoring solutions. Proven ability to process 500M+ records/day while optimizing cost, performance, and reliability.
Experience
Data Engineer
GlobalLogic
• Designed enterprise-scale ETL pipelines using Azure Data Factory & Databricks processing 500M+ records/day. • Implemented Medallion Architecture: Bronze (raw ingestion), Silver (cleansed Delta tables), Gold (curated fact & dimension models). • Built optimized Star Schema models in Azure Synapse improving BI performance by 30%. • Implemented SCD Type 2 using Delta Merge for 500K+ records ensuring historical tracking. • Optimized Spark workloads using partitioning, caching & broadcast joins reducing execution time by 40%. • Developed incremental data processing using watermark logic and automated ADF triggers.
Data Engineer Intern
Allstate India
• Performed SQL query optimization and indexing improving performance by 40%. • Developed complex joins, aggregations, views & stored procedures for reporting datasets. • Conducted data validation and resolved database bottlenecks.
Education
Jain University
Master's of computer application
Computer science
Licenses & Certifications
Microsoft Certified: Fabric Analytics Engineer Associate (DP-600)
Microsoft