Summary
Overview
Work History
Education
Skills
Websites
Certification
Timeline
Generic

Preethi Chowdary

Plano,TX

Summary

Experienced Data Analyst with a strong track record in analyzing complex datasets, creating interactive data visualizations, and generating actionable insights. Proficient in Python, SQL, R, Tableau, and BigQuery to manage data governance, ensure data security, and leverage cloud technologies. Demonstrated ability to collaborate with stakeholders to drive data-driven decision-making and enhance business outcomes.

Overview

6
6
years of professional experience
1
1
Certification

Work History

Data Analyst

HP
07.2023 - Current
  • Collaborated with stakeholders to understand data analysis challenges, iteratively prototyping analyses and visualizations for feedback, resulting in a 20% increase in stakeholder satisfaction
  • Analyzed large and complex datasets (100GB+) to identify trends, patterns, and actionable insights using statistical methods and data mining techniques, improving business decision-making by 30%
  • Designed and developed 15+ interactive dashboards, reports, and visualizations using Tableau, improving decision-making speed by 30%
  • Managed 10+ projects simultaneously, ensuring timely delivery and accuracy of data analysis and visualizations
  • Communicated analyses and insights to stakeholders, enhancing their understanding and promoting data-driven decisions, leading to a 15% increase in operational efficiency
  • Implemented data governance policies, ensuring adherence to standards and best practices for data security, privacy, and confidentiality.

Data Analyst

Tata Consultancy Services
10.2020 - 06.2023
  • Managed and analyzed extensive healthcare datasets (20,000+ patient records), using Python and SQL to improve data accuracy and reliability by 30%
  • Developed 10+ predictive models to identify trends in healthcare data, enhancing patient outcomes and operational efficiency
  • Created 20+ interactive data visualizations and reports with Tableau, facilitating data exploration and stakeholder engagement
  • Collaborated with cross-functional teams to interpret data insights, achieving project goals 10% ahead of schedule
  • Ensured data governance and compliance with healthcare regulations, maintaining data security and patient confidentiality.

Data Analyst

Sazoma Technologies
04.2018 - 09.2020
  • Performed financial data analysis using SQL, Python, and Excel, identifying trends to support data-driven decision-making, resulting in a 25% improvement in forecast accuracy
  • Developed 10 automated reports and dashboards in Power BI and Tableau, leveraging AWS services for data storage and retrieval
  • Implemented data cleaning and validation procedures using AWS Glue and Python scripts, achieving 99% accuracy in datasets
  • Collaborated with finance teams to interpret data insights from AWS Redshift, driving 15% cost savings through actionable

Education

Master of Science - Data Science

University of North Texas
Denton, TX
05.2023

Bachelor of Science - Electronics And Communication Engineering

GITAM University
India
04.2020

Skills

  • Programming Languages: Python, SQL, R
  • Data Visualization Tools: Tableau, Looker, Power BI, Advanced Excel (Pivot Tables, VLOOKUP)
  • Data Analysis: Statistical Analysis, Data Mining, Predictive Modeling
    ETL & Data Integration Tools: Apache Airflow, SSIS, Informatica
  • Databases: MS SQL Server, PostgreSQL, MongoDB, MySQL, Snowflake
    Cloud Platforms: AWS, Azure, GCP
  • Data Science & Analysis Packages: NumPy, Pandas, Matplotlib, SciPy, Scikit-learn, Seaborn
  • Big Data & Processing: PySpark, Apache Spark
  • Data Management: Data Modeling, Data Warehousing, Data Quality, Data Governance
  • Methodologies: SDLC, Agile/SCRUM, Waterfall, Systems Analysis and Design

Certification

  • AWS Certified Cloud Practitioner
  • Microsoft Certified: Azure Fundamentals
  • HackerRank SQL (Advanced)

Timeline

Data Analyst

HP
07.2023 - Current

Data Analyst

Tata Consultancy Services
10.2020 - 06.2023

Data Analyst

Sazoma Technologies
04.2018 - 09.2020

Master of Science - Data Science

University of North Texas

Bachelor of Science - Electronics And Communication Engineering

GITAM University

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Preethi Chowdary