Rajesh Tummala
Data Engineer | Snowflake Administrator - Aftermarket at Caterpillar Inc.
- Role
- Data Engineer at Caterpillar Inc.
- Location
- Bloomington, IL, US
- LinkedIn followers
- 500 followers
About Rajesh Tummala
Data Engineer and Snowflake DBA with extensive experience designing, building, and operating enterprise-scale data platforms. Proven ability to deliver scalable, secure, and cost-efficient data solutions that support analytics, reporting, and data-driven decision-making across organizations.Strong expertise in Python, SQL, relational and NoSQL databases, and big data technologies. Hands-on experience developing and orchestrating end-to-end ETL/ELT pipelines using Apache Airflow, and processing large, complex datasets with Apache Spark. Deep understanding of data modeling, data quality, and performance optimization.As a Snowflake DBA, leads schema design and governance, data storage and clustering strategies, and warehouse sizing and cost optimization. Expert in role-based access control (RBAC), user and access management, data security, auditing, usage monitoring, and query performance tuning to ensure compliance, reliability, and optimal platform performance.
Experience
Data Engineer
Sep 2023 — Present · Peoria, IL, US
Education
KKR&KSR Institute of Technology & Sciences, VINJANAMPADU Village (CC-JR)
Bachelor's degree, Computer Science
University of Missouri-Kansas City
Master of Science - MS, Computer Science
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