ETL & Reporting Test Lead_JenishVarkeyJohn
- 1. Curriculum Vitae Jenish Varkey John 314-971-3714 JENISHVARKEYJOHN EXPERIENCE SUMMARY A technically experienced professional with more than 8.5 years of Information technology experience in Data Warehousing Testing projects with strong leadership skills and proven track record of implementing end to end testing activities from test initiation until closure Experience in end-to-end DW testing including creation of test plan & test strategy, preparation of test estimates, test approach, defect tracking, test cases review and Metrics collections Strong at testing ETL process & BI Reports and ensuring data correctness & data quality as per the Business requirements Proven experience in setting up test environment and implementing end to end QA processes Strong experience in following and monitoring best practices at every stage of QA lifecycle Hands on experience in designing complex SQL queries which includes joins and advance functions in Teradata, Oracle 11g, SQL Server 2008/2012 and DB2 Sound knowledge and experience in Test Design, Test Execution and Test Results Analysis Has technical skills in testing across multiple development platforms, test automation, test management and test reporting Experience in test automation ETL testing by using Platinum (Cognizant in house proprietary Platform for Information Value Management) Lead team of testers of team size 5 and managed small to medium size projects. Develop test Scripts that address areas such as database impacts, software scenarios, regression testing, performance testing, negative testing, error or bug retests or usability Strong exposure in SQL involving activities such as business rules validation, referential integrity validation and ETL Audit process validation. Strong understanding of the various software development lifecycles including Agile (SCRUM) and waterfall Supports business with thorough data validation and verification, help business users identify gap with current business model that allows them to take right decisions. Page 1 of 10
- 2. Curriculum Vitae Jenish Varkey John 314-971-3714 Good exposure to HP Quality Center and ALM, which includes uploading test cases, execution of test cases and logging Defects Excellent oral and written communication skills combined with good business acumen Performed Data quality validation of data from different types of source extracts by following various measures like row counts validations, records comparisons on field level, business/transformation rules verification , slowly changing dimensions, soft deletes, etc. Expertise in end-to-end system testing of active enterprise wide data warehouse Strong exposure to SDLC activities such as requirements gathering, analysis, system test plan documentation, system test strategy documentation Extensive practical experience in productivity tools such as MS Office including importing data for use in report software, spreadsheets, graphs, and flow charts Worked closely with client management to identify and specify complex business requirements and processes QA Execution of ETL Applications, Database and different DW/BI tools like Tableau Business Objects XI R2, Informatica 9.1 and Abnitio and Unix Experience in implementing and working in Onsite and offshore model Active representation in quality audits, process compliance Good experience in planning, prioritization and allocation of testing tasks to team members and test estimation TECHNICAL SKILLS DB Tools : TOAD 9.1, Oracle SQL Developer and Teradata SQL Assistant Database : Oracle 11g, Teradata, DB2 & SQL Server 2008, 2012 ETL/Reporting Tool : Informatica 9.0.1, Abnitio , Business Objects Programming : SQL, PL/SQL and UNIX Test Management Tool : HP Quality Center 10.0 and ALM Domain : Healthcare, Retail & Manufacturing Automation Tools : Platinum (Cognizant in house proprietary ‘Platform for Information Value Management’) Page 2 of 10
- 3. Curriculum Vitae Jenish Varkey John 314-971-3714 CERTIFICATIONS & RECOGNITIONS • Awarded ‘Act of Awesomeness’ by datawarehouse testing group within Cognizant in Dec 2013 • Award for exemplary contribution to Express Scripts in April 2016 • Completed Teradata SQL certification RELEVANT PROJECT EXPERIENCE ORGANIZATION: COGNIZANT TECHNOLOGY SOLUTION Project #1 Project Title Express Scripts Inc Duration July 2014 to April 2016 Client Express Scripts Inc Location St.Louis, Missouri Operating Systems Windows Team Size Onsite – 1; Offshore – 5 Role ETL & Reporting Onshore Test Lead Databases Teradata 14.0, SQL Server 2012 and Oracle 11g Tools Informatica 9.0.1, ALM, Unix , Platinium PROJECT DESCRIPTION: The objective of the 'ESI' projects was to develop a detailed approach to source the data from different sources directly to the EIW (Enterprise Integration Warehouse) base model. EIW was envisioned to provide a robust single source of truth data warehouse as the foundation for reporting and analytics throughout the enterprise. ROLES AND RESPONSIBILITIES: • Understanding logical flow of the application/project and analysis of the specifications provided by the clients. • Participate in the reviews of Requirements, Design Documents, Data Models • Approve requirements and design specifications, technical documents, source to target mapping documents and other related documentation from testing perspective. • Took leadership and responsibility for setting up test environment for entire testing team including offshore and suggested methodologies to improve existing testing processes • Create and maintain the test strategy document for ETL tasks and also other related applications which communicate with ETL tools and technologies. Page 3 of 10
- 4. Curriculum Vitae Jenish Varkey John 314-971-3714 • Design test cases as per test plan and user specs and estimate the efforts required to design the test cases and execute the project • Traceability of requirements to test cases • Define entrance and exit criteria for code and data migration into the test and production environment • Create Test Plan, Test Scenario, Test Cases and Test Scripts to validate source and Target data • Played a key role in the development/automation of complex SQL queries while preparing the test case scripts • Test data creation in case of the onsite/offshore model and if the data is sensitive • Test data creation for volumetric testing and any performance testing. This also includes the test cases for capacity planning • Implementing and monitoring that best practices are followed at every stage of QA lifecycle by all testing team members • Utilized Platinium tool to execute applicable ETL test cases as one of initiatives of QA best practices to reduce test execution time and thereby achieving cost savings • Creating, maintaining and executing Re-usable scripts • Execute test scripts including pre-requisites, detailed instructions and anticipated results • Execute back end data-driven test cases • Performing RCA (Root Cause Analysis) of the failed test cases and provides the related data samples to client • Responsible for reviewing of test plans for team members to ensure high quality deliverables • Incorporate UAT test cases into testing and provide support to business during the UAT phase • Identify the bugs/issues/problem and provide solutions for potential issues based on the knowledge acquired on the application • Provide observations of the overall system, which are not expected and could potentially be bugs • Help with the analysis of issues and Data Reconciliation • Create, compile and provide test reports and Metrics Execute any data migration related tasks and provide feedback on the automated migration steps and queries. Project #2 Project Title Department of Defense Duration Nov 2012 to June 2014 Client Express Scripts Inc Location St.Louis,Missouri Operating Systems Windows Team Size Onsite – 1; Offshore – 1 Databases Oracle 11G & Teradata 12.0 Role ETL & Reporting Onshore Test Lead / Tester (Dual role) Tools Informatica, Abnitio , Business Objects, Oracle, UNIX, ALM , Clear Quest, Platinium Page 4 of 10
- 5. Curriculum Vitae Jenish Varkey John 314-971-3714 PROJECT DESCRIPTION: The the primary objective was to construct an aggregated data warehouse for analytics and reports used by pharmacy benefit management for DOD stakeholders. ROLES AND RESPONSIBILITIES: • Involved in implementing end to end testing process and setting up test environment for all team members • Interaction with multiple stakeholders and business teams for timely updates on each project status • Works closely with client management to identify and specify complex business requirements and processes. Researches and evaluates alternative solutions and makes recommendation • Prepared Test Approach, Test Strategy documents and provided estimates for testing efforts and supports business with thorough data validation & verification to help business users identify gap with current business model that allows them to take right decisions • Have played dual role of tester at onshore for government (DOD) sub-projects which involves PHI/PII data and ETL test lead for parts that can be tested at offshore. • Developed complex test Scripts that address areas such as database impacts, software scenarios, regression testing, negative testing, error or bug retests or usability. • Interaction with offshore team (QA leads & QA testers) and offshore team (Developers and Business analyst) for understanding project requirements • Cloning of production data on test environments and cleaning up and reverting of test data upon completion of validations • Also involved in managing data requested by conflicting teams, which required controlled management of test data without compromising on data security and privacy • Generated additional data for test scenarios provided for specific data related testing upon request by various testing teams. • Entirely responsible for Planning, prioritization and allocation of testing tasks to team members • Represented the weekly status calls, testing progress update calls, test script development progress update calls. Involved in process improvement to deliver the code effectively. Also, involved into other projects to supports QA team at the time of hot fix • Prepare ETL and reporting test estimations. • Implementing QA best practices at every stage of QA lifecycle and monitoring that all team members follows it diligently • Utilized Platinium tool to execute applicable ETL test cases to reduce test execution time Page 5 of 10
- 6. Curriculum Vitae Jenish Varkey John 314-971-3714 Project #3 Project Title Wellpoint Third party sourcing Duration May 2011 to Oct 2012 Client Anthem / Wellpoint Location Kochi,India Operating Systems Windows Team Size 5 Role ETL Test Lead Databases Teradata 14.0, SQL Server 2012 and Oracle 11g Tools UNIX, ALM , Clear Quest, Informatica PROJECT DESCRIPTION: The scope of the design was to capture the history and ongoing data extract. The extracts will be obtained from the external files, which will be loaded into LZ tables first and after applying business transformation will be moved to CSA. Data will be first loaded into the Pre Landing Zone table and businesses transformations (MBR_KEY Look Up) will be applied to the data before it gets loaded into CSA. CSA will be a transient staging area and no history will be maintained. Data from CSA will be moved into EDW. ROLES AND RESPONSIBILITIES: • Involved in analysis, requirement, validation, debugging and documentation of applications to satisfy the requirements of one or more user areas • Performed Integration Testing, System Testing, end-to-end and Regression Testing to validate the system • Proficient experience in Test Case Design, Test execution and Defect Management using Defect Management tools like Quality Center and Test director. • Developed test Scripts that address areas such as database impacts, software scenarios, regression testing, negative testing, error or bug retests or usability. Works closely with client management to identify and specify complex business requirements and processes. Researches and evaluates alternative solutions and makes recommendation. • Participated in the building test strategy documents and provided estimates for testing efforts and supports business with thorough data validation & verification to help business users identify gap with current business model that allows them to take right decisions • Represented the weekly status calls, testing progress update calls, test script development progress update calls. Involved in process improvement to deliver the code effectively. Also, involved into other projects to supports QA team at the time of hot fix • Raised defects in Quality Center and also find the respective solutions for the defects. • Provide solutions for UAT issues Page 6 of 10
- 7. Curriculum Vitae Jenish Varkey John 314-971-3714 • Supported Business users for UAT once the SIT is completed • Validated different source files (ex: Flat files) and load into Oracle External table • Changed Informatica parameter files based on the testing database Project #4 Project Title Wellpoint Third party sourcing Duration Jan 2010 to April 2011 Client Anthem / Wellpoint Location Kochi,India Operating Systems Windows Team Size 6 Role ETL Tester Databases Teradata 14.0, SQL Server 2012 and Oracle 11g Tools Informatica 9.0.1, Tableau, ALM, Unix , Platinium PROJECT DESCRIPTION: The scope of this project had several Edward work request and DWH small projects related to Healthcare domain. WellPoint Claims Third Party Sourcing, ESI Rx Networks and Membership, Anthem Health Reward Fully Insured, WellPoint Enhancements, D950 MCID, FEP Membership. The end application accepts different claims like Medical claims, Dental claims, Pharmacy claims and vision claims from different vendors and route the claims into Batch Adjudication System and Online Adjudication. The Batch Adjudication System automatically adjudicates the claims and sends the files to Payment department. In the Online Adjudication system examiners will check the files and move the claims to Payment department. ROLES AND RESPONSIBILITIES: • Involved in analysis, requirement, validation, debugging and documentation of applications to satisfy the requirements of one or more user areas • Participated in the building test strategy documents and provided estimates for testing efforts and supports business with thorough data validation & verification to help business users identify gap with current business model that allows them to take right decisions. • Represented the weekly status calls, testing progress update calls, development progress update calls. Involved in process improvement to deliver the code effectively. Also, involved into other projects to supports QA team at the time of hot fix Page 7 of 10
- 8. Curriculum Vitae Jenish Varkey John 314-971-3714 • Developed test Scripts that address areas such as database impacts, software scenarios, regression testing, negative testing, error or bug retests or usability. Works closely with client management to identify and specify complex business requirements and processes. Researches and evaluates alternative solutions and makes recommendation. • Handled 3 team members and actively involved in all the meeting. • Preparation of Test Strategy based on the functional and Technical requirements. • Execution of Test cases, Test Scripts and Test Scenarios. • Worked with data analysts to implement Informatica mappings and workflow, shell scripts and stored procedures to meet business requirements • Performing backend testing of the DB by writing PL/SQL queries to test the integrity of the application and Oracle databases • Wrote and modified SQL validation scripts, and writing scripts in SQL to validate the outputs. • Extensively worked on Mapping Variables, Mapping Parameters, Workflow Variables and Session Parameters to extract only the additional data added during that period • Preparation of SQL / Teradata queries • Defect Reporting and Defect Management • Preparation of Exit report for the projects handled • Daily, Weekly and Bi-Weekly status reports • Driving Defect Call/Meeting with the client and Developer ORGANIZATION: INFOSYS TECHNOLOGIES LIMITED Project #5 Project Title CVS Caremark Data Analytics Duration Jun 2008 to Dec 2009 Client CVS Caremark Location Trivandrum,India Operating Systems Windows Team Size 6 Role ETL Developer Databases SQL Server 2008 Tools Informatica 8.6.1, Unix PROJECT DESCRIPTION: CVS Caremark Data Analytics - The project was done for CVS Caremark, a leading pharmaceutical company in USA. Project was to design, develop, implement and maintain ETL components for the sales data mart to provide analytical information. Page 8 of 10
- 9. Curriculum Vitae Jenish Varkey John 314-971-3714 ROLES AND RESPONSIBILITIES: • Interaction with business users for collecting, analyzing and documenting requirements. • Understanding the Business Requirement of the project. • Interactions with onsite lead for collecting, analyzing and documenting requirements. • Worked with Source Analyzer, Transformation Designer and Mapping Designer • Developed transformation logic and designed various mappings using the designer. • Designed various mappings using transformations like Router, Filter, Joiner, Aggregator, and Expression Transformation. • Performing Independent Unit and Integrated Testing on the database. • Monitoring Informatica jobs. Project #6 Project Title Boeing Bear Duration Jan 2008 to May 2008 Client Boeing Location Chennai,India Operating Systems Windows Team Size 2 Role ETL Tester Databases SQL Server 2008 Tools Informatica, TOAD 9.1 PROJECT DESCRIPTION: BEAR is used by Commercial Aviation Services, Technical Customer, Support Organization. The application's main purpose was to author and publish Boeing Service Bulletins to inform Airline Customers of modifications to their fleet for all aircraft model. ROLES AND RESPONSIBILITIES: • Understanding the business requirements of the project and perform System Integration Testing • Understanding the Business Requirement of the project. • Involved in Requirement Analysis • Involvement in System Integration Testing • Testing of code changes had on the application after each deployment. Page 9 of 10
- 10. Curriculum Vitae Jenish Varkey John 314-971-3714 • Involved in analysis, requirement, validation, debugging and documentation of applications to satisfy the requirements of one or more user areas • Developed test Scripts that address areas such as database impacts, software scenarios, regression testing, negative testing, error or bug retests or usability. • Works closely with onshore to identify and specify complex business requirements and processes. Researches and evaluates alternative solutions and makes recommendation. • Participated in the building test strategy documents and provided estimates for testing efforts and supports business with thorough data validation & verification to help business users identify gap with current business model that allows them to take right decisions. • Represented the weekly status calls, testing progress update calls, test script development progress update calls. Involved in process improvement to deliver the code effectively. Also, involved into other projects to supports QA team at the time of hot fix Page 10 of 10