Nihal Choudhary Email & Phone Number

Gurugram, Hr, In

Gurugram, Haryana, India

Client: American global insurer | Mar 2021 - Present• Developed highly scalable and optimized Spark ETL pipelines on Aws EMR and provided end to end support post deployment.• Achieved 70% reduction in EMR cluster operation costs through effective SQL query optimization and code enhancements.• Independently developed a new PySpark flow on EMR, decommissioning the existing legacy MuleSoft flow and thereby reducing client operational costs by 50%.• Aided cross-team in monthly batch load, addressing data or code defects within SLA.• Led 6-memberteam, provided tech guidance, support, and actively participated in client discussions.Client: Pharmaceutical company | Oct 2020 - Mar 2021• Extracted data from Anaplan and Salesforce APIs using Python.• Applied multi-layered transformations with PySpark and loaded processed data into Redshift for streamlined dashboard creation.

Bangaon Area, India

Client: Networking Technology Company | Jan 2018 - Sept 2020• Configured Spark jobs to apply business-driven transformations on SKU data, ensuring alignment with specific business requirements.• Full lifecycle ownership of code development and deployment for optimized cluster performance. Provided testing support, addressed defects, and managed tickets, incidents, and production requests within SLA.Client: Networking Technology Company | May 2017 - Jan 2018• Developed scalable and efficient backend solutions for web applications.• Designed and optimized database procedures and functions for efficiency.• Collaborated with cross-functional teams to deliver robust and scalable solutions.