Senior Data Warehouse Developer Resume
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