Mani_Sagar_ETL
- 1. MANI SAGAR ETL Sr Developer / Lead, (Informatica) Mobile : +1-401 834 6624 E-Mail : manisagar11@gmail.com Visa Status : H1B (valid till Sep’2017) ____________________________________________________ Professional Summary 8.9 years of IT experience in the Design, Development, Maintenance and Support of Large Enterprise Applications. Extensive involvement in all phases of SDLC including functional requirements gathering, data model/integration architecture, detailed software design, development and testing. Expert in ETL Technology utilizing Informatica. Expert in designing and developing Automated Data Migration processes for Large Enterprise Applications. Frequently involved in the evaluation and selection of Data Management tools to determine the best solution/product to meet customer needs. Experience with effort estimations and leading teams of up to eight junior/senior level developers to deliver robust applications exceeding client expectations. Good experience with designing/creating Data Models utilizing Erwin while evaluating existing Data Models for tuning and improvements. Extensive knowledge and experience in Data Cleansing, Profiling (Data Quality), Data Security and Data Masking. Extensive knowledge and experience in Data Sub-setting using ILM (Information Life Cycle Management). Development and Maintenance of Large Data Ware House and Enterprise DWH and fixing run time issues. Experience in designing, developing and tuning of Master Data Management (MDM) systems. Well-versed in Oracle PL/SQL, Java and utilization of UNIX (AIX) operating systems. Excellent analytical and problem solving skills required for the successful deployment and maintenance of large applications. Extensive Domain Knowledge in several industries including Retail, Pharmaceutical, Manufacturing and Finance. Working knowledge and experience with Mainframe technology and COBOL. Experience with SAP system integration. Technical Skills
- 2. Operating Systems UNIX (AIX v5.x, 6.x, SUSE), IOS, Windows XP, 7 Languages Informatica (ILM) Power Center and IDQ, Data Quality Management (Ataccama), Unix Scripting, Oracle PL/SQL, DataStage, Java, Cobol Databases Oracle (8i, 9, 10g, 11g), DB2, MYSQL and Teradata Tools & Utilities IBM Initiate/ Toad/ Pl/sql developer/ DQC(Ataccama) / Erwin/ Control-M/ SVN/ Dimension/ MQC/WebLogic / Team-track, Citrix, Eclipse, Putty Education B.E. (Electrical & Electronics Engineering) June 2006 from BIT Mesra University, Ranchi Training & Certifications Expertise and Certifications in the following areas: Informatica (Power Center and ILM) IDQ and Ataccama DQC Unix Scripting Oracle Pl/Sql Data Modeling Master Data Management Data Profiling Data Subsetting / Data Masking and Data Achievable Data Stage Java Project Auditing Software Estimation Technique Professional Experience Client: TJX Inc Nov 2014 – Till Date Position: ETL and Data Architect Project Description: The TJX EDW project encompasses the Enterprise Wise Date Ware Housing for its Retail Business spread all across the Globe. The project comprise of development and maintenance of its ODS and DatawareHouse for its merchandising activities. Responsibilities: Designing and developing ETL solution for the Enterprise Datawarehouse using Informatica Preparing HLD and LLD for the new and ongoing projects Guiding at team of ETL developers to get the deliverables nealizing business need with matching the highest coding/design standards
- 3. Interacting with Business/ Business analyst and proposing and realizing solutions. Understanding TJX Inc EDW application and business model for the need Data Warehousing and reporting activities. Analyzing and Fixing ongoing production Issues and Bugs. Extraction of data from source systems, applying validation rules and transformation logic before loading into Netezza based DW system. Core Languages/Systems: Informatica PowerCenter, Netezza, IBM Datastage, Erwin, Toad, PL/SQL, SQL Developer, PTC/MKS, MQC Client: Linde Nov 2013 – Oct’31 2014 Organization: HCL Tech Position: Lead Developer (Data Transformation) Project Description: The Linde Data Transformation project encompasses the integration of the distributed Linde system across geographical areas into a centralized system. It involves the integration of subsystems with multiple data sources (SAP/Mainframe/AS400) into an SAP based system. Responsibilities: Designing and Developing ETL solution for Large scale Data Migration solution for the integration of Linde’s ETL solution. Preparing HLD and LLD for data transformation. Developing ETL workflows using Informatica, POC for new jobs and guiding team of 5 Informatica developers for getting the DataMigration solution completed. Interacting with business users and proposing solutions. Understanding Linde application and business model for the need to migrate data. Performing POC(s) to confirm smooth migration activity. Preparing and sharing status reports with all key stake holders. Extraction of data from source systems, applying validation rules and transformation logic before integrating/transferring to SAP system. Core Languages/Systems: Informatica Power Center, IDQ, PL/SQL, SQL Developer, SVN, AIX Client: GSK (Glasko Smith Kline) May 2013 - Nov 2013 Organization: TCS Position: Data Quality (IM) Consultant Project Description: The ReWire Information Management project was an architectural consulting engagement for the GSK Research and Development IT program. Objectives for the project involved Data Profiling, Data Cleansing, Data Governance and Data Quality reporting for ongoing; as well
- 4. as, new R&D IT applications. MDM system was tuned and implemented. A consolidated Data Model layer was prepared by integrating all of its Data Modes using Data Virtualization technique. Responsibilities: Analyzed the GSK R&D IT application model and the need for DQC, Data Virtualization and MDM. Prepared effort estimations for each activity. Performed SOC(s) to understand the suitability of Ataccama over other Data Quality tools for Data Profiling. Interacted with business and onsite counterparts to manage Data Profiling activities. Prepared Data Profiling Reports and shared with client. Performed Data cleansing using Ataccama Core Languages/Systems: Ataccama DQC 8, PL/SQL, Composite Studio 6.2, Informatica MDM, SQL Developer, SVN, AIX Client: CVS Caremark April 2012 - May 2013 Organization: TCS Position: Module Lead (Batch Team) Project Description: RxConnect is the Pharmacy Dispensing System for CVS Caremark. Due to the dynamic nature of the Pharmacy business, the application required a large number of changes annually. The RxConnect Release 8 project involved enhancing the application for Pharmacy Advisory and Med-B implementation. Project emphasis was on the integration of data being supplied by various upstream systems including a Data Warehouse into an online OLTP system. Responsibilities: Frequently met with client and onsite team for requirements analysis and design. Prepared software development effort estimations. Created design documents to capture the architecture, high-level design, low-level design, and logical data model required to meet new requirements. Solved problems in ST/UAT/Production environments. Performed manual code review and enforced coding standards. Developed Data Model utilizing Erwin. Guided a team of eight associates to ensure on-time completion of all deliverables. Core Languages/Systems: Informatica 9.1, PL/SQL, AIX, JAVA Control-M, SVN, TOAD, SQL Plus, WebLogic 9.2.
- 5. Client: CVS Caremark Oct 2011 - April 2012 Organization: TCS Position: Senior Developer/Support Executive Project Description: CVS Caremark has over 7,500 stores all across the US to run its pharmacy-retail business. A little over 200 applications are required for optimal functioning of its pharmacy system in the area of Retail and Merchandising. CVS has a separate Data Warehouse for the Pharmacy, Retail, and Merchandising businesses. The EWD project involved the support and enhancement of an Enterprise Data Warehouse for the CVS Pharmacy System. Responsibilities: Day-to-day support operation of over 1500 jobs running per day. Triaging all success/failure of jobs and their impacts. Reported to Business and Development team for any planned changes/releases. Performed adhoc code changes. Created/maintained the Development and UAT environments using Data Subsetting. Solved problems in ST/UAT/Production environments. Performed manual code reviews and ensured coding standards were being met. Core Languages/Systems: Informatica 9.0, PL/SQL, AIX, JAVA, Control-M, SVN, TOAD Client: CVS Caremark Jan 2011 - Oct 2011 Organization: TCS Position: Senior Developer Project Description: RxConnect is the primary drug dispensing application for CVS. The project involved Performance Testing, Data Masking and Data Subsetting to pull production Data, perform Data Masking and load data into the Test/Development environments. Responsibilities: Met with client and onsite team for requirements, analysis and design. Participated in selection process and determination of best Masking tool. Created design document capturing the architecture, high-level design, low-level design, and logical data model necessary to meet new requirements. Analyzed and evaluated technological products to be utilized. Created System Design Document, capturing the architecture and design changes. Frequently solved issues in ST/UAT/Production environment. Performed manual code reviews and ensured that coding standards were being met. Core Languages/Systems: Informatica 9.0, ILM, PL/SQL, AIX, SVN, TOAD, SQL Plus Client: CVS Caremark Dec 2008 - Jan 2011
- 6. Organization: TCS Position: Developer/Rollout Support Executive Project Description: RxConnect was developed by TCS to replace the existing Rx2000 application. The project had Multi-Vendor teams from Perot and EMC, along with the TCS team. Project was executed in 24x5 modes due to complex nature of application. Responsibilities: Developed and maintained code using Informatica, PL/SQL and Unix Scripting for conversion of data from Legacy system to new system. Tuned code for optimal performance. Created prototype for carrying out 100+ store conversions per night. Used data maps for the design and modeling of application. Supported UAT and Production deployment of conversion code. Core Languages/Systems: Informatica 9.0, ILM, Unix Scripting, PL/SQL, JAVA, WebLogic, Erwin DM Tool Client: CVS Caremark Dec 2006 - Dec 2008 Organization: TCS Position: Developer CDI (Customer Data Integration) Project Description: The RxConnect Patient (Customer) and Prescriber (Doctor) applications comprise its two Master Data systems. This project involved the CDI Team performing data migration of the Patient and Prescriber Master Data sets. Responsibilities: Developed and maintained Services to perform Master Data Management involving Data Cleansing, Standardization, De-Duplication Match & Merge technique. Developed software for Data Conversion and Address Standarization. Developed and automated jobs using Unix Shells Scripts and the Control-M scheduler. Supported ST/UAT and Production deployment of conversion code Developed COBOL utilities for extraction of Legacy data in form of VSAM files. Core Languages/Systems: Informatica IDQ, IBM Initiate, JAVA, COBOL, AIX PL/SQL, JAVA, WebLogic, SVN, TOAD