Sr. Di Developer Resume
TX
SUMMARY
- A Microsoft Business Intelligence Professional with 7 plus years of strong experience in all phases of SDLC, including gathering Business Requirements, Design, Development, Testing and Implementation of large - scale enterprise applications in Healthcare and Financial domain.
- Broad experience with Relational Database Management System (RDMS), Data Warehouse Concepts, OLTP and OLAP as per business needs
- Highly proficient in the use of Confidential -SQL for developing complex Procedures, Views, Sub queries and SQL joins to simplify complex queries involving multiple tables.
- Expert in using tools SQL profiler and database tuning Advisor (DTA).
- Very strong in creating and maintaining database objects like Indexes, Stored Procedure, User Defined Functions, Triggers, recursive queries using CTEs in SQL Server.
- Experience in Change Data Capture (CDC), Change Tracking (CT).
- Expert in Query Tuning activities including Updating Statistics, Re-building and Re-organizing Indexes.
- Rebuild online index and worked with Dynamic Management Views (DMV) for improving query performance based issues on the server.
- Resolved issues with Indexes, Blocking and locking issues to remove the performance bottlenecks and used Profiler to solve Dead Locks.
- Extensive experience in using Microsoft BI studio products like SSIS, SSAS, SSRS for implementation of ETL methodology.
- Expertise in developing complex SSIS Packages including C# scripting to extract data from heterogeneous data sources.
- Developed SSIS packages for processing fact and dimension tables with complex transforms and Slowly Changing Dimensions type 1 and type 2 changes.
- Hands on experience in Microsoft Reporting Service (SSRS) 2005/2008/2012 with Report authoring, Report management, Report delivery and Report security.
- Experience in analyzing Data ware house by building cubes using SSAS.
- Expert in writing MDX queries with extensive experience in creating and customizing Cubes using SSAS.
TECHNICAL SKILLS
DATABASES: MS SQL Server 2005/2008/2008 R2/2012, Oracle
PROGRAMMING: Confidential -SQL, PL/SQL, C, C#, HTML, MDX.
WEB TECHNOLOGIES: Active X, Internet Information Services (IIS).
ETL TOOLS: DTS, SQL Server Integration Services (SSIS).
OLAP TOOLS: SQL Server Analysis Services (SSAS).
REPORTINGTOOLS: SSRS, Report Builder, Micro Strategy, QlikView
VERSION CONTROL: Team foundation Server (TFS), Visual Source Safe (VSS).
OPERATING SYSTEMS: Windows XP/2007/2010
DATAMODELLING TOOLS: Erwin 4.x/7.x, MS Visio 2000/2003
AGILE TOOLS: Jama 4.0 and Rally
SQL SERVER TOOLS: SSMS, Enterprise Manager, SSDT, Query Analyzer, Profiler, Performance Monitor
PROFESSIONAL EXPERIENCE
Confidential, TX
Sr. DI Developer
Responsibilities:
- Responsible for requirement gathering from Business users.
- Worked in designing, creating and deploying SSIS packages for transferring data from flat files, excels spreadsheets, Oracle, Salesforce and heterogeneous data to and from SQL Server.
- Improved query performance by adding covered indexes, adding file groups etc.
- Implemented SSIS data transformations scripts, created maintenance procedures and provided data integrity strategies.
- Used DTS Migration Wizard to convert DTS to SSIS packages and develop new SSIS packages.
- Created packages in SSIS with error handling using various data transformations.
- Created and deployed Reports utilizing SSRS to design complex reports.
- Created cascading parameters for SSRS reports as well as drill-down, drill through, sub reports and interactive sorting capability.
- Implemented subscriptions and snapshots in the SSRS Report Manager, report security, report delivery. Integrated reports from SSRS with SharePoint.
- Created dashboard, scorecards, and KPIs.
- Migrated existing SSIS packages and SQL Server databases to new HIPPA server for security compliance.
- Worked closely with Micro strategy team for reporting requirements.
- Scheduled Jobs to run SSIS package using UC4/Atomic scheduler.
Environment: SQL Server 2008/2012, SQL, Enterprise manager, SSAS, SSIS 2008/2012, SSRS,MDX Cubes, SQL Compare, SQL Data Compare,UC4/Atomic, Rally, SQL Sentry, DTSXchange.
Confidential, OH
Sr.BI Developer
Responsibilities:
- Designed high level ETL architecture for overall data transfer from the OLTP to OLAP with the help of SSIS.
- Implemented Event Handlers and Error Handling in SSIS packages and notified process results to various user communities.
- Tested, Cleaned and Standardized Data meeting the business standards using Fuzzy /exact lookups using SSIS tasks.
- Imported data from text files and excel spread sheets into SQL Server database using SSIS package.
- Responsible for Deploying the SSIS packages and scheduling the package through Jobs in all Tiers including Dev, INT, UAT and Production.
- Involved in Analyzing, designing, building &, testing of OLAP cubes with SSAS 2008 and in adding calculations using MDX.
- Worked on developing Tablix Reports, Matrix Reports, Parameterized Reports, and Sub Reports using SSRS 2008.
- Experience in creating Adhoc reports Using Report Builder 1.0 and Report Builder 2.0.
- Involved in Migration of SSRS 2005 to SSRS 2008.
Environment: SQL Server 2005/2008 Enterprise Edition, SSAS, SSIS, Confidential -SQL, SSRS, Windows Server 2003, Oracle 11g,Hyperion 11.1,Performance Point Server 2007, Report Builder 2.0.
Confidential, FL
BI Developer
Responsibilities:
- Actively participated in interacted with users, team lead, DBAs and technical manager to fully understand the requirements of the system.
- Worked on the Reports module of the project as a developer on MS SQL Server 2008 (using SSRS, Confidential -SQL, scripts, stored procedures and views).
- Generated Monthly and quarterly Reports as bar charts for the management using different techniques like data filtering, adding interactivity, deploying reports to report server using SSRS.
- Created reports from OLAP, sub reports, bar charts and matrix reports using SSRS.
- Used Performance Point Server to create interactive reports with an ability to drill down into details.
- Generated pivot tables using the cube data in SSAS and delivered reports using SSRS by using the connection string as SSAS.
- Involved in building of OLAP cubes with SSAS and in adding calculations using MDX
- Involved in creating Data mappings in SSIS and created data models using ERWIN tool.
- Use DTS/SSIS and Confidential -SQL stored procedures to transfer data from OLTP databases to staging area and finally transfer into data marts and performed action in XML.
- Developed, deployed and monitored SSIS Packages including upgrading DTS to SSIS.
- Wrote custom Confidential -SQL stored procedures, indexes, cursor, functions and triggers to improve performance, preserve referential integrity, and provide additional application functionality.
Environment: SQL Server 2008, SSIS, SSRS, SSAS, OLAP, OLTP, XML, Windows 2000/2003 Server, Erwin, Performance Point Server 2007.
Confidential, TX
SQL Server Developer
Responsibilities:
- Analyzing the problems in the production environment and try to develop new procedures and methods for monitoring the problems and send alert messages to take pro-active action.
- Created new database objects like Procedures, Functions, Packages, Indexes and Views using Confidential -SQL in SQL Server 2005.
- Worked on Client tools like SQL Server Management studio to administer SQL Server.
- Data conversions and data loads from various databases and file structures.
- Created SSIS Packages to load the data from different carriers like Confidential, Confidential and Confidential & Confidential .
- Developed SSIS master package which include number of child packages.
- Developed parameterized, caching, sub and Ad Hoc reports using SSRS.
- Wrote Complex SQL Queries to generate Reports based on the business requirement.
- Designed and developed Drill down and Drill through reports using SSRS.
- Created Parameterized reports and Linked reports which navigates to other report.
- Scheduled reports for Daily, Weekly, Monthly reports for various categories and regions based on business needs using Reporting services (SSRS)
- Formatted the reports using the global variables and expressions in SSRS, deployed the generated reports on to the Reporting server.
Environment: Microsoft SQL Server 2005, BIDS, Team Foundation Server (TFS), Windows server 2003, Internet Information Server (IIS), Microsoft Office 2010.
Confidential
Jr. SQL Server Developer
Responsibilities:
- Involved in design of the database and tables.
- Built table relationships and wrote stored procedures to clean the existing data.
- Coordinated with the front-end developer to put in the business rules.
- Wrote procedures to check some of the rules Confidential the backend Confidential the time of entering data.
- Imported and exported database using DTS utility.
- Wrote SQL stored procedures to implement business logic.
- Developed and coded Different database objects Views, Triggers in Confidential -SQL.
- Performed unit testing, regression testing.
Environment: SQL Server 2000, SQL Query analyzer, SQL Enterprise Manager, Confidential -SQL, Windows 2003, Visual Studio.