Preethi C
Austin,TX
Summary
Results-driven data engineering professional with extensive experience in designing and optimizing data pipelines for seamless data flow. Proficient in advanced SQL and Python, with a strong focus on creating and maintaining robust data architectures that enhance data integrity and support informed decision-making. Proven track record in developing efficient ETL processes that yield impactful business insights. Strong collaborative skills and adaptability to dynamic project requirements ensure reliable and timely solution delivery. Committed to leveraging technical expertise to drive innovation and efficiency in data-driven environments.
Overview
15
15
years of professional experience
Work History
Data Engineer
C4I USA
10.2021 - Current
- Developed and optimized Teradata database solutions, enhancing data processing efficiency.
- Developed highly optimized stored procedures, function, and database views to implement business logic.
- Led initiatives to streamline ETL processes, reducing data load times and improving overall system performance.
- Collaborated with cross-functional teams to integrate data warehouse systems and improve reporting accuracy.
- Conducted performance tuning of SQL queries, resulting in significant improvements in query execution times.
- Analyzed user requirements and translated them into technical specifications for database solutions development.
- Automated routine tasks using scripting languages like Shell or Python, allowing developers to focus on complex tasks and enhancing overall productivity.
ETL Developer
BCBS
05.2019 - 07.2020
- Designed and implemented ETL processes to streamline data integration across various systems.
- Developed complex SQL queries for data extraction, transformation, and loading tasks.
- Collaborated with stakeholders to gather requirements and optimize data workflows.
- Improved data quality by implementing validation rules and error-handling mechanisms.
- Led initiatives for migrating legacy systems to modern data platforms using ETL tools.
- Enhanced ETL processes by optimizing complex SQL queries and streamlining data extraction procedures.
- Resolved production issues quickly and efficiently, minimizing downtime and maintaining high levels of user satisfaction.
Data Analyst
Verizon Wireless (DWH Team, Finance/Business Team)
01.2012 - 09.2016
- Developed interactive dashboards using Tableau to visualize key performance indicators.
- Utilized data visualization tools to effectively communicate business insights.
- Collaborated with cross-functional teams to enhance data accuracy and reporting efficiency.
- Led initiatives to streamline data collection processes, improving turnaround times significantly.
- Drove strategic discussions by presenting actionable insights derived from comprehensive data analyses.
- Created various Excel documents to assist with pulling metrics data and presenting information to stakeholders for concise explanations of best placement for needed resources.
Teradata Developer
GE Capital Americas
10.2010 - 01.2012
- Led development of complex Teradata solutions to optimize data processing and reporting efficiency.
- Analyzed data workflows to identify bottlenecks, recommending improvements that streamlined operations significantly.
- Conducted thorough code reviews to identify potential issues, maintaining a high standard of quality throughout the development process.
- Delivered on-time project completion by managing resources effectively and maintaining open lines of communication with stakeholders throughout the development process.
- Optimized database performance by implementing efficient indexing strategies and query optimization techniques.
- Provided timely support for production issues related to Teradata applications, working closely with operations teams to resolve problems efficiently without impacting overall system performance.
- Partnered with business analysts to refine data models based on changing requirements or new insights gleaned from analytics initiatives.
Teradata Developer
Verizon Telecommunications
04.2010 - 09.2010
- Designed and implemented backup strategies to ensure data integrity and availability across critical systems.
- Spearheaded migrations from legacy systems to Teradata, ensuring minimal disruption and enhanced functionality.
- Implemented performance tuning strategies for Teradata queries, significantly improving query response time.
- Participated in code reviews ensuring compliance with established coding standards promoting consistency across all developed applications.
- Provided comprehensive support to end-users by troubleshooting issues promptly and efficiently resolving any concerns related to Teradata applications.
- Enhanced the efficiency of data warehousing by developing scalable and optimized Teradata solutions.
- Optimized existing reports using Teradata utilities such as FastExport, MultiLoad, BTEQ scripts leading to improved report generation times.
- Estimated work hours and tracked progress using Scrum methodology.
Education
Master of Science - Software Engineering
Stratford University
Skills
- ETL process optimization
- Skilled in scripting languages
- Expertise in data warehousing solutions
- SQL database proficiency
- Risk assessment
- Data analysis expertise
- Data manipulation using SQL
- Data-driven decision making
Timeline
Data Engineer
C4I USA
10.2021 - Current
ETL Developer
BCBS
05.2019 - 07.2020
Data Analyst
Verizon Wireless (DWH Team, Finance/Business Team)
01.2012 - 09.2016
Teradata Developer
GE Capital Americas
10.2010 - 01.2012
Teradata Developer
Verizon Telecommunications
04.2010 - 09.2010
Master of Science - Software Engineering
Stratford University
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