Summary
Overview
Work History
Education
Skills
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Certification
Languages
Personal Information
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Sowmya Ganesan

Bangalore

Summary

Results-driven Data Analyst with a proven track record at Nielsen, excelling in SQL and Python. Enhanced data processing efficiency by 30% through optimized Spark jobs. Demonstrated strong communication skills, achieving a 95% client satisfaction rate while collaborating effectively to meet project milestones. Passionate about leveraging data for impactful business insights.

Overview

4
4
years of professional experience
1
1
Certification

Work History

Data Analyst

Nielsen
08.2021 - 10.2023
  • Company Overview: Nielsen Data Analysis (DA) Client: Nielsen Environment: Design & Development Tools/Applications & Languages: GitHub, Python, Spark, AWS, Databricks Team Strength: 12
  • Engaged in direct client communication to understand business requirements, achieving 95% satisfaction rate.
  • Implemented business logic using Spark-SQL API with Python, resulting in 30% enhancement in data processing efficiency.
  • Optimized Spark jobs across development, quality assurance, and production environments, increasing job performance by 20% and reducing processing times by 10%
  • Nielsen Data Analysis (DA) Client: Nielsen Environment: Design & Development Tools/Applications & Languages: GitHub, Python, Spark, AWS, Databricks Team Strength: 12

Data Analyst

SANOFY
Bangalore
07.2019 - 08.2021
  • Company Overview: Bangalore
  • Data Integration: Successfully integrated financial data from multiple vendor systems into AWS S3, handling datasets up to 500GB with 99.9% accuracy.
  • Performance Optimization: Enhanced Spark job performance by 25%, reducing processing times by average of 15 minutes per job.
  • Deployment Management and Collaboration: Ensured zero downtime across 10+ releases by managing Dev releases with Terraform and collaborated effectively with team of 5 to deliver milestones on time, boosting team productivity by 20%.
  • Produced monthly reports using advanced Excel spreadsheet functions.
  • Bangalore

Education

Master of Computer Applications - Computer Applications

Annamalai University
Annamalai Nagar, Tamil Nadu
12.2015

B.E - Computer Science and Engineering

Anna University
Pudukkottai
06.2014

Skills

  • SQL
  • Python
  • Data Visualization
  • Tableau
  • Business Intelligence
  • Data Management
  • Python Coding
  • Data Cleaning
  • Advanced Excel

Certification

  • Advanced SQL for Data Analysis, Coursera
  • Foundations of Data Science, GOOGLE - COURSERA
  • Workshop on Microsoft Office Automation, Skill Nation
  • Data Analyst 101 - Excel Formulas & Functions, Simplilearn

Languages

  • English
  • Hindi

Personal Information

Title: Data Analyst | Data Visualization | SQL Expert

Timeline

Data Analyst

Nielsen
08.2021 - 10.2023

Data Analyst

SANOFY
07.2019 - 08.2021

Master of Computer Applications - Computer Applications

Annamalai University

B.E - Computer Science and Engineering

Anna University

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Sowmya Ganesan