Keerthiswar Nalagarla
Hyderabad
Summary
Results-driven Data Engineer with expertise in Databricks, Azure Data Factory (ADF), Azure Data Lake Storage (ADLS), SQL Server, and PySpark. Experienced in implementing the Medallion Architecture (Bronze, Silver, Gold layers) to optimize data pipelines. Skilled in handling incremental and full-load strategies, data quality enforcement, and building scalable data solutions. Strong domain experience in Consumer Packaged Goods (CPG), working on Sales Effectiveness projects, and integrating data into business intelligence applications.
Overview
3
3
years of professional experience
1
1
Certification
Work History
Azure Data Engineer
TCS
HYDERABAD
01.2022 - 12.2024
- Implement data pipelines in ADF to process data from multiple sources, including Teradata, Oracle, Snowflake, and SFTP.
- Ingest data into Azure Data Lake Storage (ADLS) in Parquet format using ADF Copy Activity, applying both incremental and full-load refresh strategies.
- Manage data in Bronze Raw, Bronze Merge, Silver, and Gold layers, ensuring data quality enforcement, and implementing append, overwrite, upsert, and SCD Type 2 strategies.
- Develop and maintain Gold layer datasets for the Sales Effectiveness project, enabling data-driven decision-making for the client.
- Work closely with Key Account Managers (KAMs) and National Account Managers (NAMs) to generate business insights using SDV sales, SCAN sales, inventory, fulfillment, promotional data, etc.
- Load the data to SQL Server tables, with integration to the R360 (Retail 360) application via API contracts, managed by the Common Application Framework (CAF) team.
Data Engineer Training
TCS
HYDERABAD
08.2021 - 12.2021
- I was trained on Big Data technologies like PySpark, Hive, SQL, ADLS, ADF, and Databricks.
- Worked on business use cases and mini projects where all the above technologies come into usage (ingestion, integration, consumption).
Education
Bachelor of Technology - ECE
Shri Vishnu Engineering College For Women
Bhimavaram05-2021
Intermediate - MPC
Sri Chaitanya Junior College
Vijayawada04-2017
SSC -
Santhi High School
Ongole04-2015
Skills
- DATABRICKS
- ADF
- PYSPARK
- SQL
- ADLS
- DevOps
Certification
- TCS Certified PySpark Developer
- TCS Certified Azure Data Engineer
Languages
Telugu
First Language
English
Proficient (C2)
C2
Timeline
Azure Data Engineer
TCS
01.2022 - 12.2024
Data Engineer Training
TCS
08.2021 - 12.2021
Bachelor of Technology - ECE
Shri Vishnu Engineering College For Women
Intermediate - MPC
Sri Chaitanya Junior College
SSC -
Santhi High School
Similar Profiles
Raghu UppatalaRaghu Uppatala
Data Engineer at TCSData Engineer at TCS
Judy ThomasJudy Thomas
Senior Process Associate (Pharmacovigilance) at TCSSenior Process Associate (Pharmacovigilance) at TCS
HANAMANT MANEHANAMANT MANE
DevOps Engineer at TCSDevOps Engineer at TCS