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Jyotishka Das

@jyotishkadas

Data Analyst and reporting automation specialist transforming large datasets into actionable insights with SQL, AWS, and Power BI.

India

Message

What I'm looking for

I’m looking for a role where I can deliver SQL-driven analytics, automate reliable reporting in Power BI/Redshift, strengthen data quality, and partner with stakeholders to troubleshoot and optimize data pipelines end-to-end. I am open to roles wherein I can build my own Pipelines using Python and dbt.

A data analytics professional at ZS Associates with experience in SQL, Python, AWS Redshift. A Microsoft Azure certified professional with prior experience at TCS in ETL pipeline optimisation and root cause analysis, I specialize in commercial analytics and translating complex data into business decisions.

Experience

Work history, roles, and key accomplishments

Current

Business Technology Solutions Associate

Current

ZS Associates

Nov 2025 - Present (8 months)

Executed an end-to-end targeting exercise using SQL and AWS Redshift, extracting and enriching datasets with business rules. Owned daily data quality checks and monthly end-to-end reporting workflows, delivering Excel/Power BI reports and handling ad-hoc analysis requests.

SQL AWS RedShift Python Pl SQL Excel Power BI Data Quality Trend Analysis Data Enrichment S3 Pyspark Hive Data Cleaning Data Validation Ad hoc Analysis Excel (Formulas Sales Assistant Snowflake MSSQL MySQL

Assistant Systems Engineer

TCS

Mar 2024 - Nov 2025 (1 year 8 months)

Reduced operational risk by 30% by identifying patterns in batch job failures using advanced analytics and improving data continuity. Improved performance by 40% through SQL-based workload optimization on Azure, and supported incident ticket resolution with root cause analysis across ETL and PySpark workflows.