Sr. Informatica - Etl Developer Resume
CharlottE
SUMMARY
- Around 6 years of professional IT experience in requirement gathering, analysis, development, testing using Informatica, SQL, Unix, Perl.
- Experience in software full lifecycle development and system integration using Agile and Waterfall Methodologies
- Experience in Banking and Financial domains.
- Strong in data model design, data definition language, data modification language and analytical skill.
- Good experience in ETL design, Creating High Level and Low level design documents .
- Extensively used Informatica Designer to create and manipulate Source and Target definitions, Mappings and Transformations.
- Extensively worked on Informatica Power Center Transformations such as Source Qualifier, Lookup, Filter, Expression, Router, Normalizer, Joiner, Update Strategy, Rank, Aggregator, Stored Procedure, Sorter and Sequence Generator.
- Have clear understanding of Data warehousing and Business Intelligence concepts with emphasis on ETL and life cycle development using Power Center Designer, Repository Manager, Workflow Manager and Workflow Monitor.
- Have knowledge in Performance Tuning and different Tuning Techniques.
- Have knowledge in Command line programs like PMCMD, PMREP.
- Have Knowledge in Importing and Exporting of Objects from one Repository to another repository.
- Hands on with Netezza and Teradata for data loading/accessing, for creating views, synonyms, tables.
- Good knowledge and experience in working with Teradata in DML, DDL, SQL tuning, TPT.
- Experience in Perl/Shell to generate equity reports for business users.
- Knowledge in Banking and Finance domain front.
- Significant experience of working with operation units, desk users, Sales Team, Business Units, commission management groups of Confidential to understand their business requirements and provide data reports for data analysis.
- Possess excellent interpersonal, communication and analytical skills with demonstrated abilities in customer relationship management.
- Excellent analytical & logical abilities and relationship management skills.
TECHNICAL SKILLS
Operating systems : Windows XP/7, Red Hat Linux (9.0), UNIX
Programming Languages: Perl, Shell, template toolkit
IDE: Teradata SQL assistant, Teradata Studio, Aginity Workbench, MS SQL server management studio, Toad, DB Artisan, RapidSQL
Object migration tools: syts, db2ts, Deployment groups
Software development methodology: Waterfall, Agile
Tools: Autosys, Batchmon, Hummingbird Connectivity 10,WinSCP, Power Center 9.5.1/8.6.1 , Power Exchange
Database: Teradata 14, Netezza, MS SQL Server, IBM DB2 9.7, Oracle, Sybase 12.5 and 15
Configuration Management: Perforce, Harvest, Tortoise SVN
PROFESSIONAL EXPERIENCE
Confidential, Charlotte
Sr. Informatica - ETL DeveloperSolution Environment: Windows 7, UNIX, Informatica 9.5.1, Teradata 14, Netezza
Tools: Informatica Power Center, Teradata SQL assistant, Aginity Workbench, Version 1 for Agile, Super Putty, Notepad ++, Microsoft Visio, SVN Tortoise, QzDesktop.
Responsibilities:
- Requirement gathering from Product Owner and Business Analyst.
- Agile: Attending daily scrum call, proactive to take stories and create tasks against it, review backlogs with BA/SM, Provide estimates in IDD, attend retrospective and review meetings, work in iterations.
- Create an ETL specific design document and get it reviewed from Product Owner and ETL architect.
- Develop ETL process to support ETL design and follow standards set for Saber 2 architecture.
- Developing Informatica mappings, Sessions, Command, Control tasks and Workflows.
- Preparation of parameter files for Informatica workflows.
- Creation and execution of test cases of Informatica workflows.
- Debugging of mapping while Unit Testing.
- Creation of supporting Netezza and Teradata SQL scripts and Shell scripts.
- Co-ordinate between ETL migration, ETL architect/admin teams and acting as ETL point of contact for securitization
- Raising proper request for Code migration and post deployment verification
- Assisting ad-hoc queries from SIT team and Product Owner/BA.
Confidential, Pittsburgh.
Developer/Onsite Tech LeadSolution Environment: Windows 7, UNIX, Informatica 9.1, Teradata 14, MS SQL Server, Oracle
Tools: Informatica Power Center, Teradata Studio, MS SQL Server Management Studio, Toad, Putty, Notepad ++, Microsoft Visio, Harvest, ACORN.
Responsibilities:
- Requirement gathering and requirement Analysis.
- Preparation of ETL High level and Low level Design (Visio) documents, Mini Task Document (MTD), Scheduling document.
- Assist in implementation of source to target maps developed by the Data Architect/Modeler and Business Analyst.
- Translate customer requirements into technical specifications and data mappings.
- Creation of mappings, Mapplets, task, workflows.
- Developing Informatica mappings, Sessions and Workflows.
- Preparation of parameter files for Informatica workflows.
- Creation and execution of test cases of Informatica workflows.
- Debugging of mapping while Unit Testing.
- Creation of harvest packages for deployment of Informatica objects.
- Creation of tables, collection statistics, Partitioning of tables.
- Creation BTEQ scripts (Teradata), maintaining history of tables, writing queries, checking query plans.
- Writing shell scripts for housekeeping.
- Involved into source code review, the mappings created by team members and perform debugging and tuning of mapping.
- Reviewing test cases prepared from other team members.
- Raising proper request for Code migration.
Confidential
DeveloperSolution Environment: Windows 7, UNIX, Informatica 9.1, Teradata 14.
Tools: Informatica Power Center, Teradata SQL AssistantPutty, Notepad ++, Microsoft Visio.
Responsibilities:
- Requirement gathering and requirement Analysis.
- Analysis on business rules provided by BA.
- Preparing Requirement and design documents.
- Creation of flow charts using Microsoft Visio.
- Creation of mappings, Mapplets, task, workflows.
- Developing Informatica mappings, Sessions and Workflows.
- Preparation of parameter files for Informatica workflows.
- Creation and execution of test cases of Informatica workflows.
- Debugging of mapping while Unit Testing.
- Copying of affected components in Deployment groups.
- In Teradata, Creation of tables, collection statistics, Partitioning of tables,
- Creation BTEQ scripts, maintaining history of tables, writing queries, checking query plans.
- Writing shell scripts for housekeeping.
- Reviewing test cases prepared from other team members.
- Carrying out code review.
- Coordinating with SIT and OAT team for next phases.
- Raising proper request for Code migration.
Confidential
Developer, Onsite CoordinatorSolution Environment: Windows XP, UNIX, Informatica 8.6.1, Sybase, Perl, UDB DB2.
Tools: DBArtisan, Hummingbird Connectivity 10, Rapid SQL, Power CenterPutty, Syts, db2ts, Autosys/Batchmon.
Responsibilities:
- Requirement gathering and requirement Analysis.
- Preparing Requirement and design documents
- Resolving data issues of business users of application.
- Developing Informatica mappings, Sessions and Workflows
- Creation of test cases of Informatica mappings.
- Creating Autosys jobs for scheduling workflows
- Creating and enhancing database objects i.e., Stored Procedures, Views and Tables.
- Enhancing Perl scripts, Informatica ETL objects used in application.
- Reviewing test cases prepared from other team members.