ETL Data Warehouse Tester with Azure SQL
Resume:
SUDHARSHAN P
ETL Tester Data Warehouse Testing SQL Validation Azure Expertise
+91-767******* ***************@*****.*** Bangalore, India PROFESSIONAL EXPERIENCE
QC Analyst
Globant India Pvt. Ltd.
11/2023 - Present Bangalore
Performed end-to-end validation of enterprise data pipelines integrating SAP, Oracle, and S/4HANA systems into Azure-based data platforms. Executed source-to-target validation and verified business transformation rules for data warehouse environments.
Led testing activities for Direct Ingestion enhancements, ensuring data integrity across multiple ingestion workflows.
Validated Power BI reporting datasets through backend SQL verification and data quality checks.
Triggered, monitored, and validated Azure Data Factory and Azure Logic Apps pipelines.
Collaborated closely with developers, business analysts, and product owners during Agile sprints.
Conducted defect analysis, regression testing, and release validation for production deployments.
Key Achievement
Identified over 185 functional and data validation defects during major product releases.
Reported and validated more than 110 critical issues, significantly improving release quality.
Test Analyst
Techno Comp Computer Science Pvt. Ltd.
04/2023 - 10/2023 Bangalore
Designed comprehensive test scenarios, test cases, and execution strategies. Performed ETL data validation using SQL across multiple databases. Conducted integration and end-to-end testing for enterprise applications. Supported Informatica ETL workflow validation.
Managed defects and collaborated with development teams using JIRA. Verified data accuracy against business requirements before production deployment.
Test Engineer
Quest Global
06/2022 - 09/2022 Bangalore
Executed manual testing activities across multiple application releases. Validated dimensional and fact tables using SQL queries. Performed backend verification to ensure successful ETL data loading. Prepared execution reports and testing documentation. Coordinated with development and business teams to resolve defects. Supported regression and production validation activities. Test Engineer
CBSI India Pvt. Ltd.
10/2021 - 05/2022 Bangalore
Analyzed business requirements and prepared functional test cases. Executed ETL validation using IBM DataStage and SSIS packages. Verified stored procedures, transformation logic, and SQL-based data accuracy. Performed REST API testing using Postman.
Participated in sprint planning, defect triage, and Agile ceremonies. Validated Business Intelligence reports and managed defect tracking using Rally.
Produced daily execution reports and test closure documentation. PROJECT EXPERIENCE
Enterprise Data Warehouse Migration
Validated ETL workflows and transformation rules.
Performed source-to-target mapping verification.
Executed SQL reconciliation and backend data validation. Conducted data quality testing across migrated datasets. Supported User Acceptance Testing with business stakeholders. Verified production readiness through comprehensive data validation activities. Ensured complete accuracy before production deployment. PROFESSIONAL SUMMARY
Results-driven ETL Tester with 4+ years of experience in Data Warehouse Testing, ETL Validation, SQL
Testing, API Testing, Manual Testing, and User
Acceptance Testing across enterprise data platforms. Experienced in validating complex ETL workflows, ERP data migrations, and cloud-based data pipelines using Azure technologies. Strong expertise in SQL-based
backend validation, source-to-target reconciliation, defect lifecycle management, and Agile delivery.
Recognized for improving release quality through
proactive defect identification and data validation across multiple enterprise systems.
CORE COMPETENCIES
Data Warehouse Testing SQL Validation
SAP ERP Source-to-Target Validation
Data Reconciliation UAT Testing
Defect Management
ETL & Data Integration
Informatica PowerCenter SSIS
IBM DataStage
Database
SQL Stored Procedures Data Validation
Complex Joins
Cloud Technologies
Azure Data Factory Azure Logic Apps
ERP Platforms
SAP SAP S/4HANA Oracle ERP
Testing
ETL Testing Manual Testing
API Testing Integration Testing UAT
Backend Testing
Tools
Postman JIRA Rally
Methodology
Agile Scrum
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KEY ACHIEVEMENTS
Defect Identification
Identified over 185 defects in initial release stage. Efficiency Improvement
Reduced data validation time by 30% through optimized testing procedures. Data Accuracy
Achieved 100% accuracy in ETL process validation for major migration project.
Bug Resolution
Detected and resolved 110+ bugs within strict project deadlines. EDUCATION
Bachelor of Science (Computer Science)
Sri Krishnadevaraya University
2018
LANGUAGES
English Fluent
Kannada Native
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