Data Modeler Resume
Somerset, NJ
SUMMARY
- Twelve Plus Years’ of Data Modeling, Application Design, Development and Maintenance Experience working for Confidential, Confidential, Confidential, Confidential, Confidential, Confidential .
- Six Sigma Green Belt Certified.
- Extensive expertise in working with different versions of Oracle and SQL Server Databases.
- Skill - set - Erwin 7.3, 8.2 & 9.2, SQL, PL/SQL, Oracle Data Integrator, Vi Editor, MS-Excel (2003, 2007),Physical & Logical Data Modeling & Query Tuning.
- Experience in analysis, design development and deployment of software.
- Experience working in globally distributed technology teams. Handled multiple roles - Data Modeler, Data Analyst, Business Analyst, Oracle Developer and Back-End Developer.
- Experienced in creating & managing Facts, Dimensions & Data Marts.
- Involved in full lifecycle software development starting with specifications through software design, development and testing.
- Significant experience in ETL components and implementation.
- Proficiency in Software Development Life Cycle (SDLC) and AGILE methodologies of development process such as requirement analysis & definition, prototyping, proof of concept, designing, coding, testing and implementation.
- Quick and accurate thinker with efficient analytical skill set.
- Experienced in Configuration Management, setting up company Version policies, build schedule using Tortoise SVN and Visual Source Safe (VSS), Clear Case.
- Significant experience in offshore leading, coordination thus implementing a successful onsite-offshore model of delivery.
- Strong team player, motivator but have also executed projects independently.
- Excellent Written, Analytical Skills and Verbal Communication skills with a customer service oriented attitude.
TECHNICAL SKILLS
Databases: Oracle 8i, 9i, 10g,11i, MS SQL Server 2008/2005/2000
Programming Languages: SQL, PL/SQL, COAX, VBA.
Data Modeling Tool: ERwin Data Modeler 7.3, 8.2, 9.2
Reporting: MS Access Reports, Oracle Reports, Oracle Discoverer 4i
Version Control: Visual Source Safe 6.0, Tortoise SVN, Clearcase
Other Tools: Microsoft Visual Studio, Toad, SQL Navigator, Dreamcoder, Visio, Excel (2003,2007), MHub - Abinitio, PL/ SQL Developer, HP Quality Center, EBX5
ETL: Oracle Data Integrator (Formerly Sunopsis) Ver 10.1.3
PROFESSIONAL EXPERIENCE
Confidential, Somerset, NJ
Data Modeler
Responsibilities:
- Analyze business requirements & profile data sources to develop a Logical Data Model.
- Liaison with Business Analysts and DBAs to customize Data Models.
- Work on Remedy requests to modify Data Models & generate requested DDL.
- Work on Informatica Metadata Manager, build Glossary and run full lineage to check the tool’s scalability.
Confidential, Princeton, NJ
Data Modeler/ Business Analyst
Responsibilities:
- Discuss with business & ascertain the scope of the Project. This included Interviews with MPR’s technical subject experts and MPR’s Business Analyst
- Develop a high level understanding of their source systems in a short time period.
- Analyze Reporting requirements and ensure the coverage of source data from reporting needs perspective.
- Build a logical and Physical data model as per dimensional data modeling standards.
- Write the Source - Target Mapping document for the ETL Team.
- Generate & maintain migration scripts to build a physical Database schema.
- Reviewing prior documentation provided by MPR.
Confidential, New York City, NY
Data Modeler/ Business Analyst
Responsibilities:
- Gathered and analyzed requirements. Discussed the requirements with business for any clarifications.
- Customized physical data model for various schemas in FSDW data model per Confidential requirements.
- Analyzed existing legacy system source data model & data models from multiple semi-automatic systems to understand business logics and updated FSDW model to in corporate specific business requirements.
- Created and maintained Reference Data Dictionary from the Data Definition spreadsheet.
- Prepared Source to Target Mapping Document for new database comparing existing legacy system mapping details.
- Designed the changes to data model to accommodate many to many relationships.
- Physicalized tables on various databases/ schemas.
- Created and Maintained Data Dictionary.
- Helped ETL team in writing and executing test cases as per business scenarios.
Confidential, New York City, NY
Data Modeler/ Data Analyst
Responsibilities:
- Created physical and logical data model for Framesoft and Algo subject area.
- Created and maintained Reference Data Dictionary from the Data Definition spreadsheet.
- Gathered and analyzed requirements. Discussed the requirements with the Business Analysts for any clarifications.
- Prepared Source to Target Mapping Document using upstream data files as the source.
- Performed Static Reference data loads in Orchestra network’s EBX 5 (MDM Tool).
- Designed the changes to data model to accommodate many to many relationships.
- Created Data Modeling Functional Specification Documents.
- Physicalized tables on EBX5.
- Created and Maintained Data Dictionary for CDW Phase 1.
- Created Functional Specification Document for Entitlements.
- Created SQL reports for business usage for manual comparison of document onboarding process.
- Categorized attributes which would be masked for client sensitive data.
- Helped ETL team in writing and executing test cases as per business scenarios.
Confidential, Warren, NJ
Data Modeler
Responsibilities:
- Gathered and analyzed requirements. Discussed the requirements with the Business Analysts for any clarifications.
- Performed gap analysis and discussed the gaps with the business.
- Prepared Source to Target Mapping Document. Responsible for mapping Product Processor’s data elements to IBM’s industry model (Banking Data Warehouse).
- Designed the changes to data model to accommodate many to many relationships.
- Familiar with BDW model concepts.
- Developed SQL modules to extract and validate data from the Table for each new deployment.
- Employed best practices in data analysis and designing solutions for handling data quality issues.
- Currently working on the Metadata HUB portal (Abinitio) as a user to load Data Modeling artifacts & validating the data loaded.
- Used VBA programming in Excel for Data Analysis.
- Prepared and maintained excel sheets for various mapping documents.
Confidential, New York City, NY
Data Modeler
Responsibilities:
- Gathered and analyzed requirements. Discussed the requirements with the Business Analysts for any clarifications.
- Performed gap analysis and discussed the gaps with the business.
- Prepared Source to Target Mapping Document.
- Designed the changes to data model to accommodate many to many relationships.
- Tuned SQL queries for long running queries after analyzing the explain Plan.
- Wrote reports in SQL for MIS reporting application, in various schemas like imports, exports, payments.
- Used VBA programming in Excel for Data Analysis.
- Prepared and maintained excel sheets for various mapping documents.
Data Warehouse Developer
Responsibilities:
- Gathered and analyzed requirements. Discussed the requirements with the Business Analysts for any clarifications.
- Performed gap analysis and discussed the gaps with the business.
- Prepared Source to Target Mapping Document.
- Designed the data Extraction, transformation and load process. The Extraction criterion is based on the Record Update Date.
- Developed the interfaces using Designer to extract and load and transform the data into target.
- Developed Packages and scenarios to integrate all the interfaces sequentially.
- Analyzed the SQL queries to find the inflation or dropping of records. Debugged the queries framed by ODI.
- Developed the stored procedures to update the process control tables.
- Populated Dimensions and Fact tables for the Marts.
- Reengineered the Knowledge modules to get the correct flow of the data.
- Deployed the scenarios to different environments and monitored the execution for any failures.
- Documented the technical specifications for the Marts and Centralized Data Warehouse.
Confidential, Lyndhurst, NJ
Sr. Oracle Developer
Responsibilities:
- Responsibilities include requirements study, Analysis, Design, Implementation & support.
- Involved in Production Support and support for Database Applications.
- Developed Complex SQL Queries to update and maintain the database.
- Developed Stored Procedures using PL/SQL to validate and insert data into Application Tables.
- Developed MS Access Reports.
- Developed PL/SQL Packages to communicate the success and failure of running the loader scripts.
- Developed Database triggers using PL/SQL for storing the important transactions in the history tables and to audit some master tables.
- Developed PL/SQL Functions, Cursors for various calculations in the application.
- Responsible for Tuning SQL Queries and Query Optimization.
- Provided End User training and mentored Graduate Engineering Trainees.
Sr. Oracle Developer/ Sr. Application Developer/ Business Analyst
Confidential, Cincinnati, OH
Responsibilities:
- Developed Complex SQL Queries to update and maintain the database
- Developed Stored Procedures using PL/SQL to validate and insert data into Application Tables.
- Developed Database triggers using PL/SQL for storing the important transactions in the history tables and to audit some master tables.
- Developed PL/SQL Functions, Cursors for various calculations in the application.
- Adding enhancements for the next release.Worked side-by-side with the end-users to test and ensure proper delivery.
Confidential, Cincinnati, OH
Responsibilities:
- Requirements Study, Analysis and Design
- Was involved in project implementation and start up in Columbia.
- Development of PL/SQL Procedures.
- Developed Database triggers using PL/SQL for storing the important transactions in the history tables and to audit some master tables.
- Developed PL/SQL Functions, Cursors for various calculations in the application.
- Responsible for Tuning SQL Queries and Query Optimization.
- Development and Unit Testing of critical modules - Manual Allowances in Order Entry, Increased Coater Planning, Sales Allocation and Credit Check.
- Debugging and testing the application.
- Providing post startup support related to modifications in database.
Confidential
Responsibilities:
- Preparation of Functional Specifications, Technical Specifications and Data Design documents
- Preparation of testing scripts
- Development of ETL routines
- Unit Testing of developed components
- Integration testing / System testing of all components
- Managing data security
- Catering reporting requirements
