Rohini Madaka
Bangalore,KA
Summary
Dedicated ETL Developer with three years of hands-on experience in designing, developing, and implementing robust ETL solutions. Proficient in utilizing a variety of ETL tools and technologies to streamline data integration processes and ensure accuracy and efficiency. Skilled in data modeling, extraction, transformation, and loading techniques, with a keen eye for optimizing performance and scalability. Committed to staying abreast of industry trends and best practices to continuously enhance data integration strategies and drive organizational success.
Overview
3
3
years of professional experience
1
1
Certification
Work History
ETL Developer
Tata Consultancy Services
07.2021 - Current
- Worked on Extraction, Transformation and Loading of data using Informatica and Matillion.
- Developed standards and reusable mapping and mapplets using various transformations like aggregator, joiner, lookup, union, expression.
- Designed and implemented ETL pipelines for ingesting and processing large volumes of data from various sources, resulting in a 25% increase in efficiency.
- Built and maintained data warehousing solutions using Snowflake, allowing for faster data access and improved reporting capabilities.
- Developed and optimized complex SQL queries and stored procedures to extract insights from large datasets.
- Utilized Control-M Scheduler for efficient job scheduling and workflow orchestration, ensuring timely execution of tasks and optimal resource utilization.
- Created processes to migrate data from MySQL database to AWS.
Education
Bachelor of Technology - Computer Science
Sree Vidyanikethan Engineering College
Tirupati06.2021
High School Diploma -
Narayana Junior College
Kadapa05.2017
Schooling -
Ravindra Bharathi School
Kadapa05.2015
Skills
- Error Handling
- Data Transformation
- ETL Modeling
- Data Cleansing
- Python Programming
- Data Migration
- SQL Programming
- Data Mapping
- Data Validation
- Data Warehousing
- RDBMS
- Linux
- Java Programming
- HTML, CSS, Javascript
Certification
- Snowflake, TCS - 01/12/2022
- Cloud Computing, TCS - 31/05/2022
- Cyber Security, TCS - 06/07/2021
Timeline
ETL Developer
Tata Consultancy Services
07.2021 - Current
Bachelor of Technology - Computer Science
Sree Vidyanikethan Engineering College
High School Diploma -
Narayana Junior College
Schooling -
Ravindra Bharathi School
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