GOPAKUMAR R
Kochi
Summary
Results-driven ETL Developer with six years' experience in data warehousing and three years of hands-on expertise in AWS ETL utilizing Python. Skilled in data analysis and mapping, with additional cloud testing experience in Data Warehouse (Platinum) and proficiency in Agile methodologies using tools like Azure DevOps and Jira.
Overview
7
7
years of professional experience
Work History
AWS Developer / Technical Governance and Release Management
Cognizant
07.2020 - Current
- Played the role of a release manager and technical governance architect to QA and PROD Environments to ensure environment stability and code quality.
- Developing the jobs end to end with orchestration in python using AWS services.
- Deployment of the codes using GitHub and terraform.
- Analysis of the data end to end for STTM preparation and ETL development.
- Loading data into Snowflake.
- Addition of new feed to the existing application and deliver the requirements given by the client.
ETL Testing/ETL Developer
Cognizant
08.2019 - 07.2020
- Added new feed to existing application, fulfilling client requirements.
- Analysis of the data for end to end ETL development.
- Developed ETL jobs and master jobs in Talend, streamlining data processing.
- Conducted end-to-end unit testing of loaded tables, ensuring data integrity.
- Deployment of the codes by publishing the jobs to Nexus.
- Creating Execution Plans in TAC for running the flow.
ETL Testing
Cognizant
03.2019 - 08.2019
- The objective of this project is to migrate the historical and incremental data from On-premise database (Netezza) to cloud database (AWS Redshift).
- Preparation of test cases as per the requirements.
- Validate the test cases and analyze the defects.
- Track the defects for fix and re-validate them.
- Document the results of testing.
Education
Electronics And Communications Engineering
Rajagiri School Of Engineering & Technology
Skills
- C
- SQL
- Python
- Netezza
- Redshift
- Athena
- DynamoDB
- Talend Data Integration 70
- AWS glue
- Lambda
- Stepfunction
- ECS
- Platinum
- Terraform
- Github
- Data Warehousing
- ETL
Timeline
AWS Developer / Technical Governance and Release Management
Cognizant
07.2020 - Current
ETL Testing/ETL Developer
Cognizant
08.2019 - 07.2020
ETL Testing
Cognizant
03.2019 - 08.2019
Electronics And Communications Engineering
Rajagiri School Of Engineering & Technology