Karthikeyan Sreenivash
Leeds,United Kingdom
Summary
A seasoned IT professional with a decade of industry experience. Proficient in developing and maintaining scalable data pipelines, and versed in leveraging big data technologies to facilitate efficient data processing and analytics. Demonstrated expertise in database management, data warehousing, and ETL processes, complemented by a strong background in tools like Azure Databricks, Power BI, ADF and ADLS. Proven ability to lead and collaborate in cross-functional teams to drive data strategy and support business decisions. Excellent communicator, capable of translating technical data insights into actionable business strategies.
Overview
12
12
years of professional experience
4
4
years of post-secondary education
1
1
Certification
Work history
Data Engineer (Band 7)
NHS England
London, United Kingdom
11.2024 - Current
- Design and develop pipelines in Palantir Foundry using pyspark language to transform datasets for different ICB's
- Developed ADF pipelines to orchestrate data and perform transformation using azure data bricks for the NHS App to help the key stake holders to identify the enablement and usage of the app across the nation.
- Analyzed the requirements and created data model for the application.
- Involved in key discussion with the stake holders and demoed the application
- Implemented a pipeline and workspace in Palantir Foundry to showcase available datasets, reducing redundancy and minimizing costs for D&A team.
- Involved in solving tickets raised by the customers.
Technical Lead | Senior Data Engineer
Tech Mahindra
12.2021 - 10.2024
- Responsible for designing solutions
- Guided multiple tech teams in the successful execution of a complex project, exceeding client expectations
- Restructured intricate SAS code into Databricks Python and Spark SQL, enhancing data processing efficiency and reducing runtime by 30%
- Built multiple pipelines to ingest data and transform data using Azure Data Factory and Azure Databricks
- Designing Technical Documents (Unit Specification, Design Specification, Design Review Report, Source Code Report, Source Code Review Report, Technical Installation Plan) for the project
- Mentored the team in resolving critical issues.
Data Engineer | Data Analyst
Tech Mahindra
01.2018 - 11.2021
- During this period had opportunities to handle two projects simultaneously acting as Data Engineer and Data Analyst
- Key Responsibilities were to develop Azure Data Factory pipelines to orchestrate the data load and perform transformations using Databricks notebook
- As a data analyst, involved in creating various Power BI Dashboards with multiple visualizations using complex DAX Queries
- Developed Azure Data Factory pipelines to orchestrate data load and perform transformations using Databricks notebooks, resulting in a 40% reduction in data processing time and improved data accuracy.
Report Analyst
Tech Mahindra
01.2014 - 12.2017
- Started the career as a Cognos Report developer and worked on various projects to create Cognos reports and packages as per business needs
- Created sales related Cognos Report Studio Reports as per requirements
- Designed Cognos Packages using Cognos Framework
- Resolved various tickets raised by customer.
Education
Bachelor of Technology - Information Technology
Velammal University
India 09.2009 - 05.2013
Skills
- Databricks
- Azure Data Factory
- Palantir
- Azure Data Lake Storage
- Power BI
- SQL
- Git
- Skilled multi-tasker
- Strong soft skills
Certification
- Databricks Certified: Data Engineer Associate
- Microsoft Certified: Azure Data Fundamentals,
Languages
English
Fluent
Timeline
Data Engineer (Band 7)
NHS England
11.2024 - Current
Technical Lead | Senior Data Engineer
Tech Mahindra
12.2021 - 10.2024
Data Engineer | Data Analyst
Tech Mahindra
01.2018 - 11.2021
Report Analyst
Tech Mahindra
01.2014 - 12.2017
Bachelor of Technology - Information Technology
Velammal University
09.2009 - 05.2013
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