deenA . S

ML Data Associate | Data Analyst

Thiruvotiyur, Chennai, India 3+ yrs exp 85 · Excellent

About

Data Analyst and ML Data Associate with a finance background and hands-on experience in Python, SQL, Power BI, Tableau, and Advanced Excel. Builds and optimizes ETL pipelines, validates large-scale datasets, and delivers KPI dashboards that support data-driven business decisions. Known for translating complex data quality requirements into automated checks that improve accuracy and pipeline reliability.

Skills & Expertise (14)

Python Intermediate

7.5/10

Years Exp

SQL Intermediate

7.5/10

Years Exp

Data Cleaning Intermediate

7.5/10

Years Exp

Data Validation Intermediate

7.5/10

Years Exp

Statistical Validation Intermediate

7.0/10

Years Exp

Data Pipelines Intermediate

7.0/10

Years Exp

Data Quality Assurance Intermediate

7.0/10

Years Exp

Advanced Excel Intermediate

6.5/10

Years Exp

ETL Intermediate

6.0/10

Years Exp

Power BI Beginner

5.5/10

Years Exp

Tableau Beginner

5.0/10

Years Exp

Dashboarding Beginner

5.0/10

Years Exp

KPI Reporting Beginner

5.0/10

Years Exp

tally Beginner

4.0/10

Years Exp

Work Experience

ML Data Associate

Amazon

Jun 2024 - Present

Optimized and restructured complex, high-fidelity data pipelines by applying rigorous statistical validation techniques, achieving 100% compliance with corporate data quality standards. Cleaned and validated large-scale datasets using Python and SQL, proactively identifying and resolving data integrity and system errors before downstream use. Partnered with cross-functional teams to translate data quality requirements into automated checks, reducing manual review effort and strengthening pipeline reliability.

Accounts Associate

Central Water Commission

Jun 2023 - Apr 2024

Consolidated monthly financial records using Advanced Excel, cutting reporting turnaround time by 15% and reducing accounting errors by 20%. Processed vendor and payment invoices, verifying data accuracy against purchase orders and financial records prior to approval. Maintained organized documentation of processed payments to support monthly reconciliation, data integrity checks, and audit readiness.

Business & Accounts Intern

Sri Vinayaga Printers

Jun 2022 - Jul 2022

Managed business communications and correspondence, coordinating incoming and outgoing emails to support daily operations. Supported the accounts department with financial data entry, ledger verification, and monthly report reconciliation to ensure complete accuracy.