Tuhin Chowdhury

Tuhin Chowdhury

Data Engineer
India
English, Hindi, Bengali

About Me

Data Engineer with 2 years of experience at Tata Consultancy Services, supporting data engineering work for Standard Chartered Bank. Hands-on experience developing and supporting PySpark ETL pipelines, SQL data processin…

Experience

Data Engineer

Tata Consultancy Services (TCS) · Bangalore, India
Nov 2024 - Present · 2 years

<p>Develop PySpark ETL pipelines from business requirements and migrate legacy Teradata ETL workloads to PySpark while preserving functional logic, data integrity, and downstream compatibility.<br>
Process and validate 20–200+ GB of data per regional load across multiple upstream systems through multi-stage ingestion and transformation pipelines.<br>
Build and maintain downstream database views supporting regulatory reporting across APAC markets, including Hong Kong and Singapore.<br>
Create and maintain Control-M job definitions and Azure DevOps deployment pipelines, using Git-based workflows across development, testing, and production environments.<br>
Provide production support for 400+ batch jobs, performing monitoring, failure analysis, root-cause investigation, reruns, and pipeline recovery within SLA windows.<br>
Collaborate with project teams on ETL changes, production incidents, data validation, and deployment activities across the data pipeline lifecycle.</p>

Skills

Python SQL PySpark C++ Microsoft Azure ADLS Gen2 Azure Databricks Delta Lake Delta Live Tables Apache Spark Hadoop HDFS ETL/ELT Data Ingestion Data Transformation Data Validation Batch Processing Streaming Data Lakehouse Medallion Architecture Control-M Azure DevOps Git GitHub Shell Scripting Teradata MySQL Azure Synapse Analytics WinSCP PuTTY Linux Windows Power BI Azure Data Factory Structured Streaming
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