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Ravichandra Police 469-666-9027 [email protected] Professional Summary: Over 8Years of Experience in Microsoft Database technologies includes Database designing and Development using MS SQL Server 2000/2005/2008/2012. Expert in developing T-SQL (DDL, DML) statements, Data Integrity (constraints), Rules and Validation issues. Strong Experience in all areas of SQL Server development including tables, user functions, views, indexes, Stored procedures, functions, Joins, triggers, clustering, T-SQL, SQL Server Constraints (Primary Keys, Foreign Keys, Defaults, Checks, and Unique), relational database models, data dictionaries, and data integrity. Transformed data from one server to other servers using tools like Bulk Copy Program (BCP), Data Transformation Services (DTS) and SQL Server Integration Services (SSIS) (2012/2008/2005). Expertise in Extraction, Transformation, Loading data from Oracle, DB2, Teradata, SQL Server, Access, Excel, Flat Files and XML files using DTS and SSIS. Expertise in using different transformations provided by SSIS such as script component, Look UP, Data Conversion, Conditional Split, Bulk Insert, merge, union all, slowly changing dimension and many more to transform the data before loading into the destination. Experience in providing Logging, Error handling by using Event Handler, and Performance Tuning in SSIS packages by using Row Transformations, Block and Unblock Transformations. Creating SSIS Packages and involved in Package configurations and deployments between Development and Production servers. Created stored procedure for generating reports using SQL Server Reporting Services (SSRS). Expertise in Creating, Deploying and managing Reports through SQL Server Reporting Services (SSRS). Extensive Experience on Teradata database, analyzing business needs of clients, developing effective and efficient solutions and ensuring client deliverables with in committed timelines. Experience in creating several reports such as drill down reports, parameterized reports, and linked reports, sub reports, Matrix Reports and Charts using SSRS. Extensively used Report Wizard, Report Builder and Report Manager for developing reports and deploying reports in SSRS. Generated reports using Global Variables, Expressions and Functions using SSRS 2008/2012. Hands on experience in designing reports using Crystal Reports. Created SQL server Analysis Projects(SSAS) using SQL Server 2005/2008. Expert in Cube designer in Business Intelligence Development Studio to edit various properties of a cube, including the measure groups and measures, cube dimensions and dimension relationships, and calculations. Expert in calculating measures and dimension members using multi-dimensional expression (MDX), mathematical formulas, and user-defined functions. Used Performance Monitor/Profiler to solve dead locks/long running queries. Experienced in Performance Tuning, Query Optimization and running Database checked the physical and logical consistency of a database using DBCC Utilities. Well-versed with database Installation,configuration, maintenance, monitoring,backups and recoveries. Good understanding of Netezza Database. Team player and self-starter with excellent communication skills, ability to work independently or as a part of team and capable of picking up new skills quickly. Efficiently helped in the Software Development Life Cycle (SDLC) processes including Analysis, Design, Programming, Testing and Documentation. Education: Bachelors in Electronics and Communications, SASTRA University, Chennai, INDIA Technical Skills: Operating Systems RDBMS ETL Tools Reporting Tools Database Tools Programming Other Software Windows 2008, 2003R2, 2003, 2000 Advanced Server, Windows NT, Windows 95/98/2000/XP/Unix. MS SQL Server 2012/2008R2/2008/2005/2000, MS Excel / MSWord / MS Access. Data Transformation Services (DTS), MS SQLServer Integration Services (SSIS). MS SQL Server Reporting Services (SSRS),Crystal Reports XI/X. SQL Query Analyzer, SQL Server Management Studio (SSMS), SQL Enterprise Manager, SQL Profiler, Power Shell, DTS Import/Export, SQL Client Configuration utility, SQL Server BIDS/SSDT (SQL Server 2012). T-SQL, PL/SQL, MDX, C#, PHP, HTML, XML. MS Office – 2013/2010/2007/2003/2000, Adobe Professional. Work Experience: Blue Shield of CA, SFO, CA SQL BI /SSIS/SSRS/SSAS Developer Jul 2015 – Till Date Responsibilities: Created the Data warehouse Architecture, Data Model and setting up the Best Practices. Built the Source to target mapping document based on Subject areas for ETL Data Integration initiative. Created Star Schema from analyzing the underlying requirements of the data ware house. Created indexed views, and appropriate indexes to cut the complex query run time. Involved in setting up the SQL scripting standards to the developers. Created ETL process using SSIS to transfer data from heterogeneous data sources. Responsible for Deploying, Scheduling Jobs, Alerting and Maintaining SSIS packages. Implementing and managing Event Handlers, Package Configurations, Logging, System and User-defined Variables, Check Points and Expressions for SSIS Packages. Created ETL Projects using SSIS 2012 in Package Deployment Model as well as Project Deployment Model, also efficiently used SSIS catalog for ETL Monitoring. Created efficient ETL packages to load data from CSV, 834 Edi files, Password Protected Excel and pgp encrypted files stored in SFTP and FTP. Extensively worked on OLAP Cube Life Cycle Process, Power view, Power Pivot. Worked on Cube partitioning for better database performance. Creating Data Models using Power Pivot. Worked on optimizing and tuning the Teradata views and SQL’s to improve the performance of batch and response time of data for users. Worked on the Teradata stored procedures and functions to confirm the data and have load it on the table. Created shared dimension tables, measures, hierarchies, levels, cubes and aggregations on MS OLAP/ Analysis Server (SSAS). Created a cube using multiple dimensions and modified the Relationship between a Measure Group and a Dimension, created calculated members and KPI’s, using SSAS. Worked on creating Tabular Data Model Databases and created SSRS reports on top of it using both Direct Query and Cached Modes. Generated periodic reports based on the statistical analysis of the data using SQL Server Reporting Services (SSRS). Involved in Creating Parameterized, Cascaded, Drill-down, Cross-tab and Drill-through Reports using SSRS. Develop reports, dashboards using Tableau 8.3 for quick reviews to be presented to Business and IT users. Developed POCs by building reports and dashboards using Tableau 8.3 to demonstrate quick wins. Used Cognos Scheduler to schedule the Reports. Modified the existing stored procedures to meet new design. Monitoring SQL Error Logs, Scheduling Tasks, Database Activity, Eliminating Blocking and Deadlocks. Developed SQL Server Maintenance plan, scheduling of Jobs, Alerts and Troubleshooting. Wrote efficient Stored Procedures and functions according to the business requirements for internal applications. Environment: MS SQL Server 2014/2012, Windows Server 2012, SSMS, BIDS,SSRS, SSIS, SSAS ,Report Builder 3.0,Report Model, Erwin, Team Foundation Server , Performance Point Server, ProClarity, Teradata 12, SharePoint (MOSS), FTP, Tableau 8.3,MS-Visual Studio , UNIX, XML,XSLT, ADO.Net. Cross Mark, Plano, TXJun 2014 – June 2015 MS SQL/SSIS/SSRS/SSAS Developer Responsibilities: Responsible for gathering/refining requirements from the customer for developing ETL process and reports. Created Efficient StoredProcedures, Triggers, Functions, Indexes, Tables, Views, CTE’s and other T-SQL scripts. Identified the Data Source and defining them to build the Data Source Views. Build and develop efficient SSIS packages for processing fact and dimension tables with complex transforms. Used various control flow tasks like For Loop, Execute package/SQL tasks, Script task, send mail task and different data flow tasks/transformation. Developing, Implementing and managing Event Handlers, Package Configurations, Logging, System and User-defined Variables, Check Points and Expressions for SSIS Packages. Used SSIS to create ETLpackages to validate, extract, transform and load data to data warehouse databases, data mart databases, and process SSAScubes to store data to OLAP databases. Responsible for Deploying, Scheduling Jobs, Alerts and Maintaining SSIS packages. Generated periodic reports based on the statistical analysis of the data using SQL Server Reporting Services (SSRS). Implemented and enhanced existing reports like Group By, Drilldown, Drill Through, SubReports, List, Tabular, Matrix, Navigation Reports, Standard Parameter, Cascading Parameter and Multivalve Parameters. Used SQL Assistant to querying Teradata tables. Used Teradata Data Mover to copy data and objects such as tables and statistics from one system to another. Designed and implemented stylish report layouts. Created shared dimension tables, measures, hierarchies, levels, cubes and aggregations on MS OLAP/ Analysis Server (SSAS). Created a cube using multiple dimensions and modified the Relationship between a Measure Group and a Dimension, created calculated members and KPI’s, using SSAS. Monitoring SQL server performance using SQL Profiler, Query analyzer, Index TuningWizard and Windows Performance Monitor. Develop reports, dashboards using Tableau 8.3 for quick reviews to be presented to Business and IT users. Developed Ad-hoc reports using Tableau Desktop, Excel. Monitoring and scheduling daily, weekly and monthly SQL Server jobs and debug any issues related with failed jobs or data discrepancy. Coordinating the Releases through MRP (Master Release Plan) in Agile Environment. Involved in Debugging Issues as a part of Production Support. Monitoring SQL Error Logs, SchedulingTasks, DatabaseActivity, Eliminating Blocking and Deadlocks. Environment:SQL Server 2008/2012, SSIS 2008/2012, SSRS 2008/2012,.NET Framework, C#, ASP.NET, ADO.NET, Erwin, XML, T-SQL, Unix Shell Scripting, Tableau 8.3,VisualStudio.NET IDE,ASP, XML, T-SQL, MS Excel, Teradata 12, MS Access, Visual Studio 2008/2013. Humana Healthcare, Louisville, KY MS SQL/SSIS/SSRS/SSAS Developer Dec 2012 – May 2014 Responsibilities: Involved in complete SDLC including Requirement Specifications, Analysis, Design, Development, & Testing of application. Worked with Business Analysts and Users for gathering requirements and implemented logical Design into Physical Design. Wrote the complex queries using joins, Sub-queries, common table expressions (CTE) in TSQL. Improved the performance of the T-SQL queries and Stored procedures by using SQL profiler, Execution plan, SQL performance monitor and Index tuning advisor. Created and Modified tables, Views, Indexes, User Defined Functions and Stored Procedures. Created and scheduled SSIS packages to pull data from SQL Server and exported to various data sources like Excel Spreadsheets, Flat File and vice versa. Implemented the concepts of IncrementalDataLoad, Slowly Changing Dimensions for updating and maintaining the history of the records. Used complex transactions and Validations to make sure the data is correctly loaded into the warehouse Used Configuration files to deploy and install a package from one environment to another. Used SSIS features like event handlers, property expressions, package configurations, transaction option and protection levels in the packages. Created Charts, Tabular and Matrix reports using SSRS, with DrillDown and Dill Through features. Deployed Reports, created Report schedules and subscriptions. Managing and securing reports using SSRS Report Manager. Created cubes and dimensions and defined the Referenced Relationships with the measure groups and fact tables. Implemented calculations to aggregate physical measures. Responsible for identifying KPIs in SSAS 2008. Created jobs and scheduled jobs using SQL Server Agent. Integrated Database Maintenance jobs to perform Full, Differential and transaction log Backups and scheduled them with SQL Server agent job scheduler. Environment:MS SQL Server 2008, T-SQL, MDX, SQL Server Integration Services (SSIS), SQL Server Reporting Services (SSRS 2008), ETL, Business Intelligence Development Studio (BIDS), MS Excel, Advanced Windows 2005 Server, VB Script, Unix Shell Script, Oracle 10g/9i, XML, SharePoint Servers, Team Foundation Server (TFS). Freddie Mac, Reston, VA April 2011 – Nov 2012 MS SQL/SSIS/SSRS/SSAS Developer Responsibilities: Implemented SSIS data transformation scripts, created maintenance procedures and provided data integrity strategies. Administered and enhanced SQL Server Integration Services (SSIS) data loads Actively supported business users for change requests. Gathered business requirements, definition and design of the data sourcing and data flows, data quality analysis, working in conjunction with the data warehouse architect on the development of logical data models. Monitored performance and optimize SQL queries for maximum efficiency. Developed SSIS solution for developing a full-fledged data warehouse solution. Developed, monitored and deployed SSIS packages. Implemented drill down reports in SSR Identified and defined the Datasets for the report generation. Performed unit and system testing, troubleshooting and bug fixing in development and QA environments Extensively used T-SQL to manipulate and architect to produce results for users. Imported data from various sources into a staging area, merges the data into the OLTP data model, and presents it to all levels of the over-600 users. Formatted the reports using the Global variables and expressions. Deployed the generated reports on to the server. Maintained data integrity by performing validation checks. Optimized queries tuned and monitored server performance. Involved in Fine tuning of database objects and server to ensure efficient data retrieval. Created views as per design needs. Environment: MS SQL Server 2008/2012, SSIS, SSRS,SSAS, TFS, T-SQL, Asp.Net, C#, Crystal Reports. Nike, Portland, Oregon MS SQL/SSIS/SSRS Developer Jan 2010 – Mar 2011 Responsibilities: Created complex Stored Procedures, Functions, Triggers, Cursors, Tables, Views, Indexes and other SQL joins and T-SQL statements. Worked on MS SQL Server tasks such as data loading, batch jobs, BCP, Linked Servers. Designed and implemented Stored Procedures and Triggers for automating tasks. Used Try catch and @@error for exceptional handling. Developed, deployed and monitored SSIS Packages for new ETL Processes and upgraded the existing DTS packages to SSIS for the on-going ETL Processes. Extracted data from various sources like SQL Server, Oracle, CSV, Excel and Text file from Client FTP servers. Successfully migrated SSIS packages from development to test to Production environments using SSIS Configuration files and deployment wizard. Used various SSIS transformations such as Conditional Split, Derived Column, which were used for Data Scrubbing, data validation checks during Staging, before loading the data into Production tables. Configured SQL mail agent for sending automatic emails when a SSIS package is failed or succeed. Actively involved in developing Complex SSRS Reports involving Sub Reports, Matrix/Tabular Reports, Charts and Graphs. Configured and maintained Report Manager and Report Server for SSRS. Created Sub-Reports, Drilldown-Reports, Drill through, Summary Reports, and Parameterized Reports in SSRS. Designed and implemented Parameterized and cascading parameterized reports using SSRS. Worked on performance tuning on existing stored procedures and existing reports for the faster processing of reports. Worked in production environment with supporting and trouble-shooting production processes. Involved in project status report updates/ creation of issue items for reviews/ updates of technical and transformation files on timely basis. Performed DBA tasks like Backup, Restore of tables and Stored Procedures and Refreshing Database on weekly basis. Environment:MS SQL Server 2005/2008, T-SQL, SQL Server Integration Services (SSIS), SQL Server Reporting Services (SSRS), Business Intelligence Development Studio (BIDS), SQL Server Management Studio (SSMS), MS Excel, VB Script, Oracle 9i, XML, Team Foundation Server (TFS). Wipro Technologies, Bangalore, India MS SQL/SSIS/SSRS Developer May 2007 – Dec 2009 Responsibilities: Created Database Objects – Tables, Indexes, Views, User defined functions, Cursors, Triggers, Stored Procedure, Constraints and Roles. Worked as a developer on databases like MS SQL Server 2005, MS Access. Monitored performance and optimized SQL queries for maximum efficiency. Created Logical and Physical data models using ERWIN data modeling tool. Experience in building star schema and snowflake schema depending on the business data requirement. Involved in writing source code using SQL, PL/SQL. Automated Stored Procedures to load data into staging and production environments in a timely manner using SQL Server Agent. Developed List, Summary, Cross-Tab and Drill through reports using SSRS. Focused on designing a Real time messaging System for banking purpose. Developed the billing transaction and integrated with the order processing system which includes order confirmation, deliveries, goods issued and billing. Developed various reports to display the sales orders, deliveries pending bills from customers shipped orders and outstanding dues. Used the Control Flow and Data Flow Tasks and Transformations in Creating SSIS (ETL) Packages. Made Master Child package using variables and Execute package task in SSIS. Deployed, Tested and Scheduled SSIS packages. Migrated packages from DTS to SSIS. Deploying and scheduling Reports using SSRS to generate all daily, weekly, monthly and quarterly Reports including current status. Compressed data files by removing empty database pages and updating index statistics. Managed SQL user logins, database user accounts, server roles, database roles and its permissions. Determined the MS SQL Server 2005 installation options. Installed SQL Server Management tools using SQL Server Setup Program. Tested the Installation of SQL Server and implemented different security modes. Performed unit and system testing, troubleshooting and bug fixing in development and QA environments. Maintained the client relationship by communicating the daily statuses and weekly statuses of the project. Environment:MS SQL Server 2000/2005, Oracle 8i, SQL Server Management Studio (SSMS), SQL Server Integration Services (SSIS), Data Transformation Services (DTS), Business Intelligence Development Studio (BIDS), MS Excel, HTML, CSS, Java, XML, SQL Profiler, DTS, T-SQL, PL/SQL, Visual SourceSafe (VSS), Windows 2003 Server/2000/ NT, UNIX.