Summary
Overview
Work History
Education
Skills
Certification
Accomplishments
Timeline
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Mayuri Askar

Mayuri Askar

Pune

Summary

Experienced data engineer with expertise in designing and automating end-to-end data pipelines using Azure and Snowflake. Proficient in SQL and Python for complex data transformation, real-time ingestion, and performance optimization. Proven track record of delivering reliable, scalable solutions on multiple cloud platforms, with a focus on automation and data quality.

Overview

3
3
years of professional experience
1
1
Certification

Work History

Persistent Systems

DATA ENGINEER
06.2022 - Current
  • Project Description: Built a GenAI-powered virtual assistant (AR-Buddy) for Novo Nordisk to help scientists query complex biological relationships across genes, proteins, drugs, and diseases using natural language.
  • Key Responsibilities:
  • Developed ETL pipelines using ADF and Databricks for seamless data integration.
  • Pre-processed data using Pandas.
  • Integrated data from multiple sources (APIs and CSV) into a centralized repository i.e. Azure Data Lake while ensuring data accuracy and reliability.
  • Loaded data in Neo4j graph databases with dynamic Cypher queries for efficient data modeling.
  • Automated workflows for APIs and data warehouses, enhancing scalability and performance.
  • Achievements
  • Improved ETL performance by 40% and reduced manual effort by 90% through workflow optimization and automation using Airflow and ADF.

Snowflake Developer

  • Snowflake Role: Snowflake Developer
  • Project Description: Worked as a Snowflake Developer on a unified analytics platform built on Azure and Snowflake, responsible for designing scalable ETL pipelines. Ingested data from on-premise and cloud sources (SQL Server, Oracle) into Azure Data Lake (ADLS Gen2) using ADF, and processed it in Snowflake for reporting and business insights.
  • Key Responsibilities:
  • Developed end-to-end ETL pipelines using ADF and Snowflake SQL for structured and semi-structured data, reducing manual effort by 50%.
  • Performed complex data transformations, used window functions, and built goal layer models for reporting teams.
  • Enabled real-time ingestion using Snowpipe and automated workflows with ADF triggers, enhancing data freshness by 60%.
  • Ensured data quality, validation, and reconciliation using custom SQL scripts in Snowflake.
  • Implemented RBAC, created materialized views, and tuned performance using clustering keys.

Education

Bachelor of Engineering - Information Technology

Yeshwantrao Chavan College of Engineering
Nagpur, India
06.2022

Skills

Technologies: Snowflake, SQL, AZURE, ADF, S3, AWS

Language: SQL, Python

Cloud Platforms: Azure (Data Lake, Blob Storage), Snowflake

Snowflake Features: Snowpipe, Streams, Tasks, Time Travel, Zero-Copy Cloning

Version Control: Git

Tools: Informatica, Power BI, Matillion, Fivetran, Tableau, Qlik Sense

Soft Skills: Team Work, Problem Solving, Communication

Certification

  • Snowflake Snowpro Core Certified
  • Microsoft Certified: Azure AZ 900 (Azure Fundamentals)
  • Microsoft Certified: Azure DP 900 (Microsoft Azure Data Fundamentals)
  • Microsoft Certified: Azure DP 203 (Data Engineering)
  • AWS Certified Cloud Practitioner

Accomplishments

  • Recognized as Top Talent for FY25.
  • Received High-Five award for FY25.
  • Received Bravo- Team award FY24.
  • Received Bravo- Team award FY23.
  • Received Bravo- Individual award FY23.
  • Received Bravo- Individual award FY22 (Topper for GEMS batch).

Timeline

Persistent Systems

DATA ENGINEER
06.2022 - Current

Snowflake Developer

Bachelor of Engineering - Information Technology

Yeshwantrao Chavan College of Engineering

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Mayuri Askar