Etl Tester Resume
SUMMARY
- 10+ years of experience in quality assurance and software testing of various business applications inclient/server environmentsand ETL, data warehousing solutions.
- Expertise in writing and maintaining test plans, test strategy, test cases and it execution.
- Expertise in writing test cases and execution in HP Quality Centre.
- Strong knowledge of SDLC and Software Test Life Cycle and highly proficient inSQAmethodologies for Waterfall, Agile.
- Have solid experience on database query tools such as TOAD, SQL Navigator, SQL Assistant and SQL Plus.
- Experience on UNIX commands and shell scripting.
- Experienced in functional testing, performance testing, load testing, integration testing, system testing, regression testing, and black box testing, stress testing, and smokes testing, recovery testing and GUI testing.
- Strong experience in preparing documentation, preparing test environments, executing and analyzing the results.
- Very good understanding of data warehousing concepts.
- Have experience in testing reconcile (initial) and delta (daily) loads.
- Have tested several complex reports generated by Cognos, OBIEE including dashboards, summary reports, master detailed, drill down and score cards.
- Defect reports, daily and weekly status reports.
- Experienced in using the Oracle SQL* Loader features for loading the data from flat files to data base tables for bulk loading.
- Proficiency in defect management, including defect creation, modification, tracking, and reporting using industry standard tools like Quality Center(HP)
- Experienced in interacting with clients, business analysts, UAT users and developers.
- Complex SQL queries were written to compare data generated by the application against the expected results generated based on mapping requirements for each interface.
- Strong Knowledge of Essbase, Hyperion, OBIEE
- Analysis Cubes, Extract data from different Cube.
- Knowledge on the phases of Agile methodology and Scrum Methodology.
- Strong knowledge of Data Model, Data Mining
- Excellent interpersonal, communication, documentation and presentation skills.
TECHNICAL SKILLS
TEST TOOLS: ALM, Quality Center, JIRA, Rational Quality Manager(RQM), Clear Quest(CQ)
SCRIPTING: VBScript, JavaScript, XML, HTML
LANGUAGES: SQL & PL/SQL, Java (Script), JEE, C/C++, VB Script, Perl, Shell Script
WORK FLOW TOOLS: MS - Visio, MS - Project, MS - PowerPoint, MS - Word, MS - Excel
DATABASES: Oracle 9i/10g, SQL Server 2008, DB2, Teradata, Peoplesoft
OPERATING SYSTEMS: Windows 2000/XP/2003/Vista/Windows7/Windows8, Linux & UNIX
ETL Tool: Informatica Power Center 7.1, 8.1, 8.6, Data Stage
PROFESSIONAL EXPERIENCE
Confidential
ETL Tester
Responsibilities:
- Expertise in creating, developing Test Plan and test strategy documents plus writing test cases and test scripts according to BRD requirements
- Execution of test cases and upload result in HP Quality Centre
- Execution of Test data form source to target
- Check report form workflow to verify data loaded successfully
- To verify the extracted data file from the developer
- Verify and report the ETL logs and reject/discard files for errors
- Analyze and prepare Test Results, Test Reports and Defect Reports
- Create Checklists for each build during the SIT Phase
- Conduct walkthroughs and joint sessions of documents with all stakeholders and respond to their queries and suggestions
- Perform White Box Testing, Black Box Testing, Regression Testing, System Testing and UAT
- Participation in daily defect status meeting with the testing team and developer
- Support Post Production Testing after the Release of implementation
- Regression testing and verified performance tuning
- Raise defect in HP Quality Centre
- Perform Business process and verified new mapping for requirement
- Testing ETL jobs as per business rules using ETL design documents
- Extensively tested several ETL Mapping using Informatica
- Execution of SQL Queries to verify the dataflow from the backend
- Perform quality control and user acceptance testing
- To checked all requirement cover in test cases through Traceability Matrices.
Environment: Informatica 8.6, Oracle 11g, TOAD SQL, PL/SQL, Access, SQL Server 2008, ALM, Quality Center (HP) 10, MS Visual Studio, Budget and plan Forecast, Unix, CSV Data Files, Windows 7.
Confidential
ETL Tester
Responsibilities:
- Analyzed business requirement documents (BRD) and BI technical requirement document (TRD)
- Provided input to test plan and test strategy documents
- Wrote test cases and test scripts according to user requirement
- Extensively involved in system testing / functional, regression testing and integration testing
- Wrote complex SQL queries and PL/SQL subprograms to support the test case results
- Involved in developed and maintained automated regression test cases in Quick Test Pro using descriptive programming language
- Managed and controlled the project by HP Quality Center (ALM)
- Performed database (Metadata) validation before loading the data into the target tables.
- Created SQL compare statements to validate actual results with the expected results and written complex SQL queries for validating Cognos reports
- Trackedand executedtheUser AcceptanceTest cases (UAT) with respect to the requirements to determine the featurecoverage.
- Involved in testing stored procedures, functions, triggers and packages utilizing PL/SQL.
- Verified ETL logs and reject/discard files for errors and reported them to development team.
- Involved in Informatica Workflow Manager to run the workflows and monitored the status and logs in Workflow Monitor.
- Extensively tested Cognos reports for static/cosmetic errors like header, footers, logos, fonts etc which may appear in all pages of the reports.
- Performed backend database testing, by executing the group functions, complex joins and sub queries
- Validated the data moving from multiple sources to target using Informatica data validation option.
- Estimated level of effort (LOE) for testing effort and reported to Test Leads.
- Performed quality assurance activities for data validation, data scrubbing, data profiling
- Created shell scripts and used Unix commands to manipulate input files for test execution
- Created test data for all ETL mapping rules to test the functionality according to requirements
- Attended weekly defect review and defect status meetings. Provided updates to Team Lead on testing activities
- Check high node middle node and leaf level
- Checking Report in Preparing OBIEE and check data validation
- Reviewed Plan and Forecast report write test cases and execution test cases
Environment: Informatica 8.6, Informatica Data Validation Option (DVO), SQL, PL/SQL, DB2, ALM, Oracle 11g, TOAD, XML, Putty, Quality Center (HP) 10, MS Visual Studio, Cognos 10, SQL Server 2008, Windows XP, OBIEE, people Soft, UNIX.
Confidential
ETL Tester
Responsibilities:
- Responsible for study/analysis of Business Requirement Documents and Application Design Document and develop test cases on these requirement
- Presented in stand up meeting with business people, story huddle and other meetings for the updates, suggestion, comments to improve the velocity and refinement in QA Testing Approach
- Prepared test cases to validate data for flat file, landing and staging table and the target table
- Written several complex SQL queries for data verification and data quality checks
- Create scenarios and test cases to test the load data in data warehouse
- Prepare test plan, test cases and test execution in HP
- Reviewed and executed test cases written based on the Change Request Document
- Effectively coordinate with the development team for closing a defect
- Prepared test scenarios by creating mock data
- Perform defect tracking and reporting with strong emphasis on root-cause
- Tested data migration to ensure that integrity of data was not compromised
- Used Quality Centre (HP) ALM as defect tracking tool
- Analysis and data digging using SQL to find root cause of defects
- Prepared showcase to business/ client to make sure test is as per the business requirement
- Provided the management with weekly QA documents test metrics, reports, and schedules.
- Testing data from source to Landing, Staging and Target table
- Checked end to end testing
- Verified ETL processes to load data in data warehouse
- Verified logical and physical data flow models for ETL applications.
- Translate data access, transformation and movement requirements into functional requirements and mapping designs
Environment: Oracle 10g, Informatica 8.1, HP Quality Centre, SQL, PL/SQL UNIX, Session Log files, Flat files, XML files, Teradata, SQL Assistant, Micro Strategy
Confidential
ETL Tester
Responsibilities:
- Analyzed the requirements of the client and developedtest cases based on SIT
- Prepared test data for positive and negative test scenarios for data migration and business intelligence
- Verified and executed session logs to identify the ETL process
- Created test cases, traceability matrix based on mapping document and requirements
- Written several complex SQL queries for data verification and data quality checks
- Reviewed and executed test cases written based on the Change Request Document
- Preparation of system test results after test case execution
- Tested theETLData Stage mappings and otherETLProcesses (DW Testing)
- Effectively coordinated with the development team for closing a defect
- Used HP Quality Center as defect tracking tool
- Extensively used Oracle database to test the data validity and integrity for data validation.
- Validated the flat files, header, column, count record
- Done data validation for the OBIEE / Micro Strategy reports.
- Worked in the role of data analyst in mapping and scrubbing sensitive data within the application.
Environment: Oracle 11g, Data Stage, RQM, Clear Quest, SQL, UNIX, Session Log files, Flat files, XML files, DB2, Compare IT, OBIEE, SQL Server 2008, and TOAD.
Confidential
ETL QA/SQL Backend Tester
Responsibilities:
- Extensively worked with the Business Analysts and development team in understanding the requirements and participated in H walkthroughs
- Collected requirements and tested several business reports
- Developed Traceability Matrix of business requirements mapped to test scripts to ensure any change Control in requirements leads to test case update.
- Used Quality Center to create manual (IEEE format) and automated tests, build test cycles, run tests and report and track defects in HP Quality Centre
- Written test cases for ETL to compare source and target database systems and check all the transformation and business rules
- Assisted in kicking off Informatica ETL jobs using UNIX and analyzed the data in dimension and fact tables
- Tested several Informatica ETL jobs and ran on UNIX for loading purpose and checking the log files
- Involved in installation of Business Objects XI R2 and assisted in creating users and assigning them appropriate access rights
- Tested several dashboards and deployed them across the organization to monitor the performance
- Tested the application by writing SQL Queries and creating pivot views as to perform back-end testing
- Experienced using database query tools such as TOAD for Oracle, TeradataSQL Assistant for Teradata and WinSQL for DB2 and SQL Plus
- Experienced in data analysis using SQL, PL/SQL and many other queries based applications
Environment: Quality center (HP), Windows XP, Linux, SQL * Plus, Oracle 10g, DB2, TOADV2R6 Teradata, SQL Assistant 6.0, Informatica, ER Studio, Unix