Niharika M
Chittoor
Summary
ETL Informatica Developer with over 3+ years of experience in designing, implementing, and optimizing data integration processes. Proficient in Informatica PowerCenter and Cloud, skilled in data profiling, mapping, and performance tuning. Adept at troubleshooting and enhancing data quality to support business intelligence and analytics. Committed to delivering high-quality solutions.
Overview
4
4
years of professional experience
1
1
Certification
Work History
ETL Informatica Developer
TATA Consultancy Services
Bangalore
08.2021 - Current
- Designed, built, implemented, and maintained mappings, workflows, and applications in Informatica PowerCenter.
- Implemented dynamic targets, flat-file targets, and relational targets from different types of sources. such as flat files, Excel files, and Oracle tables.
- Maintained standardization and functionality logic as per business requirements. Created unit test documents to ensure the output results are consistent with existing data warehouse results.
- Engaged in pre-production and production deployment activities. Analyzing and resolving defects within Informatica and the data warehouse.
- Invested a high amount of time in analysis and trials for improving the performance of mappings running on Cronacle. Ex: Successfully achieved a daily CPU reduction of 181138, resulting in an annual cost savings of $14k.
- Actively participated in the GPM retirement initiative. Facilitating the decommissioning of several reporting applications. Played a key role in mapping ng attributes from the decommissioned application to the MWS application.
- Efficiently managed the transfer of files from an FTP server to Box using Unix scripting. This automated process was triggered upon the completion of a scheduled cronacle job. ensuring smooth and effective file transfers resulting in an annual cost saving of $8.5k.
Automation Tester
Cognizant Technology Solutions
Chennai
01.2021 - 06.2021
- Design, create, and execute automated test scripts to ensure the functionality, performance, and reliability of software applications, leveraging tools such as Selenium and Cucumber.
- Develop and maintain reusable test automation frameworks, identify areas for improvement, and troubleshoot issues to optimize test efficiency and effectiveness.
Education
Bachelor of Technology - Computer Science And Engineering
VEMU Institute of Technology
Chittoor07-2021
Skills
- Informatica Power Centre9x/10x
- SQL
- IICS
- ETL
- Data Warehousing
- Teradata
- Oracle SQL Developer
- Unix
- GIT
- Winscp
- Jenkins
- Communication
- Troubleshooting
- Microsoft Office tools
Certification
- Certification by Udemy on SQL Programming Basics
- Certification by Udemy for SQL-MySQL for Data Analytics and Business Intelligence
- Certification by Udemy for Data Warehouse Fundamentals for Beginners
Languages
Telugu
First Language
English
Advanced (C1)
C1
Tamil
Beginner (A1)
A1
Timeline
ETL Informatica Developer
TATA Consultancy Services
08.2021 - Current
Automation Tester
Cognizant Technology Solutions
01.2021 - 06.2021
Bachelor of Technology - Computer Science And Engineering
VEMU Institute of Technology
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