Mahesh Singh
Data Engineer
Gurgaon
Summary
Results-driven data engineering professional with solid foundation in designing and maintaining scalable data systems. Expertise in developing efficient ETL processes and ensuring data accuracy, contributing to impactful business insights. Known for strong collaborative skills and ability to adapt to dynamic project requirements, delivering reliable and timely solutions.
Overview
4
4
years of professional experience
4
4
years of post-secondary education
3
3
Certifications
Work History
Data Engineer
TCS
10.2023 - Current
- Conducted data mapping across multiple databases(eg.., Oracle,SQL Server) to ensure consistent data flow and alignment for reporting and analytics needs.
- Design and implement ETL workflows using Alteryx, optimizing for performance, maintainability, and scalability.
- Collaborated on ETL (Extract, Transform, Load) tasks, maintaining data integrity and verifying pipeline stability.
- Enhanced data quality by performing thorough cleaning, validation, and transformation tasks.
- Automated routine tasks using SQL scripts, increasing team productivity and reducing manual errors.
- Support Snowflake data platform migration byre-engineering existing SQL logic,pipelines, and reporting artifacts.
- Conduct data validation, reconciliation, and quality assurance post-migration.
Data analyst power BI
TCS
11.2021 - 05.2023
- Developed a reporting system that provided real-time insights into customer satisfaction and product performance
- Analyzed customer feedback to identify common trends and develop recommendations for improvement
- Created a comprehensive knowledge base of application-related issues, enabling faster resolution times for customers
- Monitored system performance to identify and address potential issues before they impacted customers
- Created DAX Measures for making whole model more faster and efficient and calculated column for creation column based on existing labels within the table.
- Experienced in creating and joining tables with suitable relationships for making business oriented insights,( 1-N,N-1,N-N).
- Used various interactive business oriented charts to give deep insights and used of different filters to get handy report.
SAP Basis Administrator
TCS
07.2021 - 11.2021
- Conducted and documented Root Cause Analysis of production system failures to minimize future failures and optimize operations.
- Led SAP landscape management plans and implementation of SAP upgrade and maintenance releases.
Education
B.TECH - Computer science & engineering
Global institute of technology
05.2017 - 05.2021
Skills
Ability to Work in a Team
Microsoft Office Excel
SQL
Python
undefinedCertification
MFDM AI Beginner Foundation Curriculum
Timeline
Data Engineer
TCS
10.2023 - Current
Data analyst power BI
TCS
11.2021 - 05.2023
SAP Basis Administrator
TCS
07.2021 - 11.2021
B.TECH - Computer science & engineering
Global institute of technology
05.2017 - 05.2021
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