John Ohajuruka
614-***-**** - **** Countrycrossing Dr Spring, TX 77388
SQL Developer
First Choice Power
-
Houston, Texas, US
January 2017 to Present
Project: Customer Experience Project
Description:
First Choice Power
First Choice Power is the third-largest electric utility in the United States. The Main Goal of this project was to build a system for the customer Experience regarding the Containment and Non-Containment calls Data.
Responsibilities:
• Gathered requirements from Business Analyst and documented them based on functional specifications.
• Involved in reviewing business requirements(BRD) and analyzing data sources form Excel, Server for design, development, testing, and production rollover of reporting and analysis projects within Aceyus reporting tool.
• Full Software Development Life Cycle (SDLC) experience including Planning, Building, Design, Development, Testing using Agile software development methodology.
• Created Keyboard to track the daily task and Activities of all the Team Members in the Customer Experience Project.
• Attended a meeting with the Business Analyst to understand all the Data Mapping Fields and Data connections for the initial phase of the dashboard.
• Performed Extraction, transformation and Load on the Lab Server.
• Knowledge in working with stored procedure, Views, Triggers, Indexes, and Constraints.
• Created IVR Containment and Non-Containment Daily, Monthly, and YTD reports for customer Experience.
• Migrated the stored procedure from LAB to PROD A and PROD B servers.
• Worked with QA in developing test scripts, test cases and test plans and tracking and recording defects in the QA environment.
• Interact with users to analyze changes for improvement in existing reporting to develop new reports to satisfy needs and requirements.
• Used HP ALM tool for Test Estimation, Test Planning, Test Designing, Test Analysis, Test Execution, Defect Tracking and Test Result.
• Tested dashboards to ensure data was matching as per the business requirements and if there were any changes in underlying data.
• Worked With the team in a deadline-driven environment with multiple tasks assigned throughout the day, completing them quickly, with attention to detail and quality.
Environment: SQL Server 2012, Aceyus, MIS portal, HP ALM, MS Excel, MS Power Point, SSRS(2008), Sharepoint, MS Office, Windows Server.
SQL Developer -Cigna Healthcare
June 2016 to December 2016
Project: Financial Information Reporting Mart (FIRM)
Description:
Cigna is an American worldwide health services organization. Its insurance subsidiaries are major providers of medical, dental, disability, life and accident insurance and related products and services. The main goal of the project was to combine all the reports in the FDS(Financial Datastore) and store them into the FIRM.
Responsibilities:
• Extracted and collected data to create needed reports.
• Optimized the performance of queries with modifications in SQL queries, removed unnecessary columns, and eliminated redundant and inconsistent data.
• Created SSIS packages to pull data from SQL Server and exported to Excel Spreadsheets.
• Met with clients to determine and articulate project scope and expectations.
• Worked with SQL queries for validating the data against different kinds of reports.
• Created SQL objects like Tables, Stored Procedures, Views, Indexes, Triggers, Functions, User Defined Data-Types.
• Involved in test data identification and gathering.
• Developed Test cases and Test Scripts based on the requirements and documented Test Cases for standalone OBIEE 11G system.
• Validated Analytics Metadata objects (Subject Area, Table, and Column) and Web Catalog Objects (Dashboard, Pages, Folders, and Reports).
• Experience in data modeling, Star Schema Modeling, and Snowflake modeling, FACT and Dimensions tables, physical and logical modeling.
• Loded the Test cases and Test script into the Test Plan and Test lab in Application Lifecycle Management (ALM).
• Performed unit, system, Functional and Regression testing based on the Test cases.
• Tested the SQL database queries in Toad and compared the query data with the report data.
• Tested the Cigna specific standard reports.
• Performed testing in various subject areas like Membership Reported, Membership Restated and Membership Real Time.
• Performed FIRM Real Time-adhoc to adhoc testing.
• Executed the test cases in ALM, generated the defects and resolved them.
• Excelled in finding, reporting and documenting bugs in HP ALM and sending reports.
Environment: MS SQL Server, Aceyus Tool, HP ALM, SSIS, OBIEE 11g, MS Excel, MS Power Point, MS Office, Windows Server.
SQL Analyst
Citibank
January 2012 to April 2014
Project: ICG (Institutional Clients Group) Analytics
Description:
Citigroup Inc., a diversified financial services holding company, provides various financial products and services for consumers, corporations, governments, and institutions worldwide. The objective of the ICG (Institutional Clients Group) Analytics was to create a set of highly analytical reports using OBIEE. The effort also entailed creating a custom Data warehouse to be populated from a variety of Data sources including Siebel CRM, PeopleSoft and some flat files.
Responsibilities:
• Analyzed Business Requirement Document, Software Design Document, Software Requirement Specification and Functional Requirement Document.
• Validated data from front end systems to the backend databases.
• Tested the functionality of the reports and Data contained in the report.
• Designed and Documented Test Procedures and Test Cases for user acceptance, functional and integration testing.
• Involved in User Acceptance Testing, GUI Testing, and Regression testing, on different versions of the application.
• Conducted tests on Object level security and Data level security in OBIEE.
• Developed and executed various manual testing scenarios
• Worked with the DBAs and Data teams to configure test data for the QA environment.
• Performed extensive Data Validation, Data Verification against Data Warehouse
• Wrote SQL queries to check the contents of the Oracle tables.
• Worked with the Users to create the UAT environment and shared the results of QA to ensure UAT covers the defects and fixes from QA.
• Parameterized the scripts to avoid code redundancy and avoid hard coding of frequently changing values.
• Extensively worked on the data validation, manipulation and updating the tables using SQL query language.
• Conducted
• Extensively created Data Driven Test scripts to read data from text files for data validity testing. Checked for data boundaries/limits, incorrect input of data.
Environment: HPQC, OBIEE 11g, Toad, SQL Developer Oracle 10G/Oracle 11G, Siebel CRM, MS Office, Excel, MS Power Point
Education
University of Toledo
Computer Science
August 2008 to May 2012
Skills
integration (2 years), INTEGRATOR (2 years), Oracle (2 years), SQL (3 years), user acceptance (2 years)
Additional Information
TECHNICAL SKILLS
ETL & Reporting Tools OBIEE 11G, OBIA 7.9.X, Informatica 9.1, Aceyus, power BI
Database & Advanced Technologies Oracle 11g/12c, MySQL, Toad, SQL Server, My SQL, Sybase
Defect Tracking ALM, HP Quality Center 9.2, Informatica 8.1, QTP, Rational CleCase
Programming Languages & OS SQL, PL/SQL, Python, core Java, WINDOWS
Test Methods Unit test, System test, Integration test, User acceptance test, Automation test, Black Box