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Senior Data Warehouse Developer Resume

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OBJECTIVE

  • Seeking Business Intelligence SSIS/SSAS/SSRS/POWERBI Architect/Developer position for a progressive company open for relocation; Desire to build client satisfaction using both emerging technologies and proven methods in innovative ways

SUMMARY

  • More than 10 years of experience in IT
  • Expert in transforming Data - > Information -> Knowledge - > Business Decisions
  • Strong desire in learning new technologies and methodologies
  • Proficient with Talend and Informatica
  • Proficient with MS BI stack including Analysis Services, Integration Services, Reporting Services
  • Strong Hadoop Ecosystem Architect experience (HDP, CDH(Cloudera))
  • 10 years development experience across all phases of the SDLC (systems development life cycle) from project initiation to post-implementation
  • Extensive data warehouse and OLAP/Cube, Tabular Model/Cube design experience using Kimball Method Best Practices.
  • Extensive Dashboard design using Power BI and Tableau
  • Exceptional problem solving and team skills

TECHNICAL SKILLS

ETL Tools: Microsoft Integration Service(SSIS), Talend(6.1.1), Informatica

Reporting Tools: SSRS,Power BI,Tableau, Congos, Crystal Report, Business Object

Strong Hadoop Architect and Developing experience with: HDP(Hortonworks) and CDH(Cloudera)

Experience in: HDFS, ZooKeeper, Ambari, Hive, Pig, Map Reduce, Spark, Flume, Sqoop, HBASE

Experience in: ELK(Elastic Search, Logstash, Kibana), Solr, Splunk

Other Business Intelligence Tools: SQL Server Analysis Services (Both Multidimensional Model and Tabular Model) 2016, 2008 R2, Reporting Service (SSRS) 2008 R2, DTS (SQL2000)

Programming/web: JAVA, VB.Net, C#.Net & ASP.Net, SQL, MDX, DAX, HTML, XHTML, XML, Web Services

Database: SQL Server 2012 & 2008 (design & development), Oracle, Teradata, General knowledge with MySQL, and Oracle.

Networking: TCP/IP, MS Exchange 2003, SMTP, DNS, FTP, HTTP/s

Other Tools: SharePoint, Visual Source Safe, MS Project, MS Office, Quality center

OS: Windows 2000, XP, 2003, Vista, Linux and MAC OS X.

PROFESSIONAL EXPERIENCE

Confidential

Senior Business Intelligence Developer

Responsibilities:

  • Performance Tuning on existing SSIS ETL packages, SSAS cube
  • Redesign existing cube, Design New calculated members, KPI using MDX
  • Redesigned the ETL Frame work for SSIS packages
  • Developed First Financial Tabular Model SSAS Cube, Using DAX to develop calculated member, KPI security
  • Using Power BI developed financial Dashboard sourcing from Financial Tabular model
  • Designed and Developed the BI Archive Project for 140 dimensions and 50 fact tables
  • Designed Dashboard, Reports using SSRS
  • Data Warehouse design, Data modeling using Kimball
  • Built tabular model for Labor and Finance Cube
  • Design all Calculated member, KPI, Function in Cube
  • Database Design, Store Procedure Design as needed

Confidential

Senior Data Warehouse Developer

Responsibilities:

  • Designed and Developed the Data Mart for Confidential
  • Designed and Developed the First SSAS Cube for Confidential
  • Using SSRS to design report for service department
  • Multiple ETL Design based on customer request(Talend)
  • Using Excel Pivot table to design Dashboard for sales and service
  • Lead offshore SSAS Team, conduct weekly meeting, Assign work load
  • Design ETL Framework, Templates for the company
  • Design all Calculated member, KPI, Function in Cube

Confidential

ETL Consultant

Responsibilities:

  • Provide Architect level Consultant for BI solution
  • Design ETL Framework, Templates for the company
  • Redesign the fact and dimension loading package for data mart
  • Design the SSIS Package to replace core biztalk server security functionality
  • SSAS Cube Design and Writing complex mdx query for calculated member, KPI etc.
  • Using SSRS to design reports based on business request
  • Leverage Share point, performance point to design Dashboard, Publish SSRS report to share point and integrate reports with Dashboard
  • Performance Tuning the existing Cubes
  • Data Warehouse design, Data modeling using Kimball
  • Built the first tabular model for the company and create excel report on top of the model using SQL SEVER 2012
  • Redesign Hermes system 2.0 using the latest technology
  • Perform DBA duty when needed, Performance Tuning, backup restore BI related database
  • Database Design, Store Procedure Design as needed

Confidential

Business Intelligence Consultant

Responsibilities:

  • Second phase Data warehouse implementation
  • Create Power Pivot solution which include adding new attributes into power pivot and creating new calculated member using DAX
  • Customer Profile Dashboard Design using 2010 performance point/ share point, include contents like KPI, Score Card, Reports etc
  • Using SSRS create different reports and integrated with sharepoint dashboard
  • Created new Sales Order detail fact table and Sales order detail cube
  • Redesign and optimize the existing Cube which include creating a new proper time dimension, create hierarchy in time dimension, performance tuning etc
  • Created Pivot table solution by adding new calculate member into Cube, and design pivot report using 2010 excel
  • Built new calculated members, KPI in existing cube using MDX
  • Performance Tuning the existing cube, re-architect the existing SSAS server using latest synchronization technology
  • Established SSAS security in the cube using dynamic fact table
  • Created SSAS store procedure to achieve different functionalities in the cube
  • Store Procedure, Function Design as needed
  • Perform DBA function when as needed, backup restore BI related database, Performance Tuning

Confidential

Business Intelligence Consultant

Responsibilities:

  • Work as Lead Consultant, Collect Requirement from the Business User, assign work to off shore team member
  • Provide BI Architect Level Consultant
  • Building SSIS Framework using best practice
  • Merge HUB 4.0 with HUB 4.1 into HUB 5.0
  • Provide mentor and training to the Junior team member
  • Work with the business user, Optimize the UC MGA ETL packages, add new features like Roll back
  • Combine regular Logging with meta data Logging into one consolidated view
  • Support Recon project in multiple phase, optimize old ETL solution, provide support to the business team

Confidential

Business Intelligence Developer

Responsibilities:

  • Gather requirements. Analyze related business processes to identify Dimensions, attributes, hierarchies and relationships.
  • Work with DBA to identify, profile and extract sources data from multiple systems
  • Data Warehouse design based on business requirement, SSIS loading Data warehouse, SSAS cube analysis
  • Using SSRS make multiple reports for Job Usage and RDB Usage
  • Using document map, sub report, Tool tip, action, etc different technology building complex reports based on customer requirement
  • Building web part, deploy SSRS report to share point server
  • Import solution from production, and make dimension or measure group changes on cube
  • SSIS package design, incremental extract and load, slowly changing dimension load, using multiple lookup to load fact table
  • Performance tuning existing store procedures, using execution plan etc
  • Using SSAS to design cube solution from data mart, define relationship for existing dimension attributes, using named query to replace existing tables and view
  • Optimize existing SSIS package by redesign the control flow and data flow, or adjust the buffer size or max rows for existing data flow
  • Building Dashboard, KPI, Filters, Score Card through Share Point/ Performance Point 2010 (MDX)
  • Implement Cube security using SSAS Store procedure
  • Performance Tuning the existing Cube using usage based optimization
  • Optimize the existing SSAS architecture using process and query analysis server methodology

Confidential

Business Intelligence Developer

Responsibilities:

  • Implement Business intelligence Solutions using SSIS, SSAS, SSRS
  • Gather require Document, working with business user, identify dimension, attributes, hierarchies and relationships
  • Based on Business Require document, Writing Technique Require Document, which will clarify data mart relationship, ETL process, Measures group etc
  • Data Mart design and implementation, Database modeling, Design Fact and Dimension tables
  • ETL Design, incremental extracting, Dimension and Fact Loading, Error handling design for ETL
  • Dimension hierarchy, Attribute relationship, Drill through action design
  • Cube design, using MDX design measure group, calculated member, time intelligence YTD, MTD, WTD function design
  • Using Proclarity define KPI and released to share point 2007
  • Debug for the existing Cube, which involved bring production cube to local solution, fix then release back to production
  • Work with DBA to identify, profile and extract sources data from different system
  • Design and develop reporting solutions base on customer request, including drill-down, drill-thorough and subscriptions

Confidential

Developer (Application and Database)

Responsibilities:

  • Database development (SQL Server 2000)
  • Developed Functions, View, Stored procedures and DML triggers
  • Participated in database upgrading from SQL 7 to 2000
  • Used different tools to perform data transformation, and building reports

Confidential

Senior QA Analyst

Responsibilities:

  • Used SQL perform data validation check
  • Developed test scenarios and test scripts based on requirements and design documents.
  • Involved in querying and updating records and validated database records as expected.
  • Worked with user to define user acceptance test cases. Involved in UAT testing (User Acceptance Testing) and implementation.
  • Updated test cases designed from use-case analysis to Test Director.
  • Managed Test Cases, Automated Test Scripts, Test Inputs and Test Suites in Test Director.
  • Used Test Director to track bugs.
  • Troubleshot and identified application problems by analyzing codes and test results, worked closely with developers in isolating and reproducing defects

Confidential

Big Data ETL Architect

Responsibilities:

  • Helped client companies set up Hadoop eco system, Built ETL to load data into Hadoop(Talend), Built query and Front end dashboard to visualize Hadoop data
  • Designed and developed technical specifications using Hadoop technology.
  • Migrated all log files generated from various sources to HDFS for further processing using Flume.
  • Using Sqoop to transfer data between Hadoop system and traditional database
  • Written MapReduce tasks and PIG scripts to process data in HDFS.
  • Created Hive tables to store the processed results in a tabular format and create dashboard for tabular model.
  • Monitored Hadoop scripts which take the input from HDFS and load the data into Hive.
  • Experimented Apache Spark for better performance.
  • Experience in ELK(ElasticSearch, Logstash, Kibana), Solr, Banana

Confidential

Business Intelligence Developer

Responsibilities:

  • Data Extract, Transform, Loading using Microsoft SSIS and Talend tool
  • Dimensional Model database design for First Confidential data warehouse
  • ETL Package design for dimension table and fact table
  • SSAS Cube Design for Confidential
  • Dashboard Design using Excel through SSAS database

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