RAMYA PESAM
Summary
Results-driven data engineer with experience at Cognizant Technology Solutions, specializing in ETL processes and data pipeline optimization using Snowflake and Python. Achieved a 15% increase in process efficiency through collaboration and innovative solutions. Proficient in data modeling and committed to delivering high-quality insights for informed decision-making. Insightful Analyst known for high productivity and efficient task completion. Possess specialized skills in data interpretation, statistical analysis, and predictive modeling which enhance problem-solving capabilities. Excel in communication, teamwork, and adaptability, ensuring seamless collaboration and innovative solutions in dynamic environments.
Overview
4
4
years of professional experience
1
1
Certification
Work History
Data Engineering Intern
TechAnalytics Solutions
06.2024 - 08.2024
- Developed, tested, and maintained ETL pipelines using Apache Airflow and Python, enabling the automation of data processing from various sources to Snowflake.
- Worked on data modeling and schema design to optimize for fast querying and reporting within Snowflake.
- Assisted in integrating data from multiple sources into the data warehouse, enabling real-time analytics and reporting.
- Developed automated scripts for monitoring data workflows, reducing errors by 15%.
- Optimized data load performance, reducing processing times by 30%.
- Collaborated with cross-functional teams to deliver scalable, high-quality data solutions.
Program Analyst
Cognizant Technology Solutions (CTS)
Bengaluru
01.2021 - 01.2023
- Worked as a Program Analyst supporting Apple Care Data projects, contributing to data management and analysis tasks related to Apple Care operations.
- Utilized Snowflake to manage large datasets and design efficient data pipelines for data ingestion, transformation, and reporting.
- Implemented and maintained ETL processes to automate data extraction from multiple sources and feed it into the Snowflake environment.
- Utilized GitHub for version control to manage and deploy code for data transformation tasks.
- Collaborated with cross-functional teams to improve the data workflows, resulting in a 15% increase in process efficiency.
- Worked on data quality assurance, identifying and resolving data discrepancies to improve overall data accuracy for decision-making.
Education
Master of Science - Business Analytics
University of New Haven
05-2025
Skills
- Data Engineering
- Snowflake
- ETL
- Data Pipelines
- Data Modeling
- Programming
- SQL
- Python
- GitHub
- Apache Airflow
- Cloud Platforms
- AWS
- Google Cloud
- Version Control
- GitLab
- Data Visualization
- Tableau
- Power BI
- Business Intelligence
- Data Analysis
- Reporting
- Insights
- Tools & Technologies
Certification
- Google Cloud Professional Data Engineer
- SnowPro Core Certification
- AWS Certified Big Data
- Tableau Desktop Specialist
Projects
Fall 2023 Port Authority Project - Winner, Port Authority of NJIT, 09/23, Led a team of 4 in a project that involved analyzing large datasets to solve a real-world business problem., Ranked as the top-performing team among four groups, based on independent evaluations by the Port Authority., Developed and optimized ETL pipelines, leveraging Snowflake for data warehousing and Python for automation., Presented findings and recommendations to senior stakeholders at Port Authority, which were well-received for their clarity and actionable insights. FleetCor - Cross-Sell & Non-Cross-Sell Account Analytics Project, Analyze customer behavior, financial performance, and risk to understand attrition patterns, measure the financial impact of credit treatments, and forecast future trends for both cross-sell and non-cross-sell accounts.
Timeline
Data Engineering Intern
TechAnalytics Solutions
06.2024 - 08.2024
Program Analyst
Cognizant Technology Solutions (CTS)
01.2021 - 01.2023
Master of Science - Business Analytics
University of New Haven