Around 10+ years of IT experience as Quality Analyst in Banking, Financial Services and Insurance (BFSI) Domain. Expertise in ETL, Data Warehouse, Hadoop, Business Intelligence, Data Migration, Database and Back-end Testing by writing and executing complex SQL queries with good understanding of Data Warehousing Concepts, Data Analysis, Data Models and ETL. Experience in working on Agile and Waterfall methodology with solid understanding of STLC/SDLC Process. Experience in
working on Azure databases.
• Requirement gathering from business stakeholders and perform data analysis to get the requirement sign-off
• Analyze and understand the ETL/Hadoop work flows developed
• Work closely with Product owner, Solution designer, BAs and Developers to develop and execute thorough test suites in all phases of the SDLC
• Leads test planning meetings for business testing and holds team accountable to following test strategy document
• Develop Test strategy, test plan/design, determines necessary resources and project timelines, execute test cases and defect management
• Develops risk mitigation & contingency plans. Effectively escalates project risks and areas requiring Leadership intervention
• Worked on spark development framework to create hive table
• Execute Hadoop commands to access and move data from production to lower environment
• Run & developed the Ab Initio/Autosys jobs to load data into dev/test environment
• Worked on batch & real stream data processing (Kafka)
• Performed end-to-end testing which involves File Ingestion, Hive table validation, Data Analysis, Data Quality and Data transform validations across each layer and Tableau Report Validation
• Worked on Source File Ingestion using Ab Initio Palm Framework
• Worked on loading multiple datasets into HDFS and processing the datasets by using Hive
• Involved in creating Hive tables, loading, analyzing and validating partitions/data using Hive Queries and analyzing the log files
• Reviewing and analyzing the source data and ETL requirements to design and execute test cases
• Verifying the accuracy and completeness of the data extracted from source systems and loaded into the target systems
• Testing the ETL processes to ensure they meet performance and data quality standards
• Debugging and troubleshooting ETL issues and working with developers to resolve them
• Designing, executing and automating regression test suites to ensure that ETL processes continue to work as expected with changes to source systems, target systems or the data
• Creating and maintaining test data and test environments
• Involved in running Sqoop jobs to transfer data to Teradata for generating BI reports
• Prepared complex SQL queries to perform BI Report data validation
• Participating in code and design reviews to provide feedback and ensure that ETL processes meet the requirements and standards
• Collaborating with the project team and stakeholders to understand the data flow and data dependencies
• Provide demos/walkthrough on Test Plan/Test Design and Test Results
• Provides key updates/test status metrics to leadership and program management on test execution and progress
• Monitoring Production Jobs and worked on Production Incidents which involves root cause analysis and providing resolution
• Played the role of Scrum master
• Handled multiple projects which involves ETL Testing, Data Migration Testing, BI Report Testing, Manual Adjustment Testing, Liquidity Report Testing, Azure database testing
• Created Test Strategies, developed Test Plans, Detailed Test Cases, writing Test Scripts by decomposing Business Requirements and Transformation Rules
• Worked with Project managers, Business Users and QA Managers in creating Test Strategy which involves people planning, environment setup and testing scope
• Worked on multiple areas - Job Validation, File Validation, ETL Validations, Data Migration, Report Mapping Validations, Downstream Extract Validations, BI Reporting
• Execution and monitoring of Control-M jobs
• Performed backend testing on Oracle and Teradata databases by writing SQL queries
• Performed testing on LCR, ALMM, CFMR, NSFR Liquidity Reports
• Performed Tableau & OBIEEE dashboard verifications which include Report Mapping checks, Report generation, Report UI checks, Dashboard UI checks
• Worked on Azure services like Azure SQL Database, Blob Storage, Azure data factory, Azure Databricks, Azure Notebooks, Azure Storage Services
• Performed data migration testing from on-premise to Azure database and validated the ETL processes in Azure SQL database
• Direct interaction with end users and BA for requirement gathering
• Assigned, Monitored and Tracked Tasks of Team Members
• Managed and worked in phases of testing such as Acceptance, System, System Integration, Regression, Functional, Performance and Sanity
• Logged and managed defects by tracking, retesting and assigning to Developers, coordinated through defect triage calls until closure and ensured defects are raised with QA standards
• Circulating Daily Status Reports to Stakeholders
• Identified the areas where test automation is required, provided solutions to implement automation which resulted in reduction of error, regression coverage increased, man hours was reduced
• Analyze the Requirement document and understand the ETL process
• Prepared complex SQL queries as per the mapping document
• Performed File Validation, Data Analysis, Data Cleansing, Data Validation and BI Report Validation
• Debugs SQL queries prepared by ETL developers and optimize the queries in order to minimize the query running time
• Created Test Plan, Test Cases, Test Scripts, Test Execution Report and Test Closure Report
• Report bugs if mismatch is found in data or if data is not populated according to the transformation logic mentioned in the mapping
• Review and consolidation of daily offshore deliverables
• Daily reporting to the Onsite coordinator and Client
• Circulated Status Reports, Test Closure Reports and Defect Analysis Reports to stakeholders
• Worked on TOSCA Automation testing which involved -TOSCA Module Creation, Test Case Design and Development, Build Reusable Libraries and Build Regression Test Suite
SQL
ETL/DWH Testing
Database Testing
Data Migration Testing
Data Analysis
Requirement Analysis
BI Report Testing
Big Data Testing
SIT/UAT Testing
HQL
Unix
Python
Tosca