Vignesh P Email and Phone Number
An experienced Data Engineer and Data Science practitioner with 4+ years of hands-on experience in data engineering & DBT framework, I specialize in designing and maintaining scalable data infrastructure and pipelines.My expertise lies in building efficient data models, developing robust ETL processes, and ensuring data quality throughout the pipeline. Proficient in programming languages like Python and SQL and have a solid understanding of big data technologies such as Hadoop, Spark.In addition, am well-versed in leveraging machine learning techniques and statistical analysis to uncover insights from data.
Cognizant
View- Website:
- cognizant.com
- Employees:
- 278214
-
Data EngineerCognizant Jul 2023 - PresentCoimbatore, Tamil Nadu, India• Built and containerized ETL pipelines for live event data ingestion, reducing manual workload by 30%.• Automated monitoring and metadata entry, improving pipeline reliability and reducing manual intervention.• Developed automated data quality management processes using DBT, ensuring consistent data accuracy.• Achieved 99.99% uptime for pipelines ingesting streaming and transactional data from multiple sources.• Managed end-to-end machine learning pipelines using Docker, AWS SageMaker, and other cloud tools. -
Etl DeveloperCognizant Jul 2022 - Jun 2023Coimbatore, Tamil Nadu, India• Led the successful migration of data models from Redshift to Snowflake, ensuring minimal defects and seamless transitions.• Automated key testing and development workflows, significantly reducing manual effort and improving efficiency.• Worked closely with clients to understand their needs and design data models that achieved high customer satisfaction.• Modernized legacy code and enhanced data migration processes, improving overall system performance.• Streamlined file transfer processes using cloud storage and automation tools, reducing manual intervention by a large margin.• Applied ETL tools to optimize data integration, enhancing processing speed and accuracy. -
Data StewardCognizant Feb 2021 - Jun 2022India• Enhanced Data Accuracy: Tested and fixed models using DBT and DataOps pipeline, improving data accuracy by 40% and reducing testing time by 50%.• Optimized Data Quality Assurance: Applied complex SQL logic and 20+ test cases across different model dimensions, ensuring high-quality data delivery.• Resolved Critical Bugs: Fixed over 200+ bugs in two quarters, preventing production escalations and maintaining SLA compliance.• Innovative Testing Strategies: Implemented testing techniques like boundary value analysis, equivalence partitioning, and decision table testing to validate model data. -
Student InternSugarcane Breeding Institute Jun 2019 - Jul 2019Coimbatore, Tamil Nadu, IndiaWorked on sugarcane plant species to glean immense salt resistance in order to grow even at high saline conditions and explored the genetics of sugarcane varieties.
Vignesh P Education Details
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Data And Computational Science -
Biotechnology -
Wadhwani FoundationDistinction
Frequently Asked Questions about Vignesh P
What company does Vignesh P work for?
Vignesh P works for Cognizant
What is Vignesh P's role at the current company?
Vignesh P's current role is AI & Modern Data Engineer | Azure Data Scientist (Snowflake| Python | Fishtown dbt | GitLab CICD | Redshift | Snowflake | DataBricks ).
What schools did Vignesh P attend?
Vignesh P attended Indian Institute Of Technology Jodhpur, Karunya Institute Of Technology And Sciences, Wadhwani Foundation.
Who are Vignesh P's colleagues?
Vignesh P's colleagues are Mohammed Ahmad Hassan, Subrata Paul, John Brennan, Cpa, Cgma, Sharon Shibu Mathew, Sravanthi Sravs, Ushasri Anumala, Pranesh K.
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