Krishna Ramadas Email & Phone Number

Results-driven Data Engineer with 2+ years of experience in data analysis, migration, and cost optimization using cloud platforms like GCP and Snowflake. Proven ability to optimize processes, improve operational efficiency, and deliver insightful dashboards for monitoring key performance indicators. Adept at identifying root causes of inefficiencies and implementing scalable, data-driven solutions that align with strategic goals.

Listed skills include Teaching, Python, Physics, Sql, and 5 others.

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  Data Engineer

  Datagrokr

  Feb 2022 - Present - Bengaluru, Karnataka, India

  Data Migration (Data Warehouse Modernization):Played a key role in the migration of a 180TB Teradata Enterprise data warehouse to Snowflake on Azure, enabling a scalable, modern solution for a $60B+ revenue grocery chain.Contributed to ETL development, automated script generation, and performance optimization to ensure seamless migration and meet critical SLAs.Collaborated on schema re-design, data transformation, and rigorous testing to ensure data accuracy.Delivered 30% cost savings through Snowflake's pay-as-you-go model by leveraging elasticity and resource efficiency.Improved query performance by 40% for critical workloads through optimized warehouse configurations.Cost Optimization Team:Optimized costs for a data warehouse supporting a chain of over 1,500 stores, achieving monthly savings exceeding $50K.Implemented warehouse right-sizing, auto-suspend/resume policies, and data compression strategies to minimize costs without compromising performance.Designed efficient archiving and retention policies, striking a balance between cost and recovery needs.Automated key processes such as task scheduling and batch workload management, enhancing operational efficiency.DataOps Engineer (Snowflake to GCP Migration):Developed Power BI dashboards for monitoring Snowflake operations and built stored procedures to automate data updates.Contributed to the migration of Snowflake operations to GCP , ensuring seamless transitions for both batch and streaming data flows.Designed and implemented a comprehensive monitoring solution for GCP Dataflow jobs using Python scripts and Log Sink.Migrated legacy Snowflake dashboards to GCP, enhancing observability and operational insights.Monitored and resolved issues related to tasks, Snowpipes, and data extraction failures, improving reliability and reducing downtime.Provided timely support for data latency issues and task failures, ensuring business continuity and adherence to strict PROD deployment protocols.