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OLAWALE AYOTUNDE SOBOGUNGOD [email protected] +358445774001 Puolukkapolku 6A 7, 15300 Lahti ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ PERSONAL STATEMENT I am looking for a role as a Business Intelligence Analyst/Manager/ Data Warehouse development Specialist in a company where I can exercise my years of technological experience and professional skills for the growth of the organization. I am a highly motivated Business Intelligence/Data Professional with 6 years of experience in high transaction Data Warehousing Systems, SharePoint, ETL, and Analysis service development, very strong Multidimensional (MDX) query writer for OLAP and Power Pivot, Report Development & Analysis as well as Database Development. Demonstrated leadership abilities and team work skills as well as the ability to accomplish tasks under minimal direction and supervision. Proven history of utilizing strong analytic skills, attention to detail, and hard work ethics to turn complex requirements into working systems. My area of interest are SSIS (ETL), SSAS (Power BI, OLAP and OLTP, Cube development, writing MDX, DAX), T-SQL , SSRS (creating reports either with Power Pivot Reporting, Power View Reporting, KPIs, Report builder 2.0 and 3.0), SAP Lumira , QlikView and Tabular Modeling. Note: I am willing to relocate with my family ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ TECHNICAL SKILLS . Databases: SQL SERVER 2008/2008R2/2012/2014, MS-Access Programming Skillset: C#, XML& SQL, T-SQL, SSAS, SSIS, SSRS, MDS, DQS. Tools: Backup Utility, SQL Management Studio, Jira, Confluence, Visual Studio, Excel,SAP Lumira, QlikView, Power Pivot, Power View and Power Query, TFS source control, ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ EMPLOYMENT HISTORY Reliance Info System Data Warehouse/ ETL developer (contract) April 2106 – October 2016 Senior Business Intelligence developer Analyze business requirements and implement data mart solutions for data mining and reporting. Assisted in data analysis, star schema data modeling and design specific to data warehousing and business intelligence environment. Concurrently, responsible for the support and administration of large (2TB) enterprise level data warehouses holding weekly credit card and real estate transactions which were aggregated overnight for Monday morning reporting to the banking customers. Translated business requirements into technical design specifications. Normalized data fields to meet the business requirements and specifications to build a data marts for various departments into a metadata. 3. Designed and implemented cubes across multiple data marts using OLAP methods in SAP Lumira for users to access reporting as its needed. 4. Designed ETL flows to extract data from CRM application and stored in MS-SQL DB. 5. Maintained ETL jobs for OLAP cubes. Executed and supported ETL using MS-SQL Server and Informatica. 1. 2. The Hut Group Gladbrook Northwich, Cheshire United Kingdom Data Warehouse/ ETL developer (contract) September 2015 – January 2016 Responsibilities were: 1. Involved in Designing, Developing of the ETL (Extract, Transformation and Load) strategy to populate the data from various source systems feeds using SSIS to populated the newly data warehouse created. 2. Created Data Quality management system and Master Data Service for the data migrated from various sources. 3. Designed ETL packages dealing with different data sources (SQL Server, Flat Files) and loaded the data into target data sources by performing different kinds of transformations using SQL Server Integration Services (SSIS). 4. Responsible for coding SSIS processes to import data into the Data Warehouse from Excel spreadsheets, Flat Files and OLEDB Sources. 5. Involved in building and maintaining SSIS Packages to import and export the data from various data sources using BIDS based on the design data models. 6. Worked on various tasks and transformations like Execute SQL Task, Execute Package Task and conditional split, Script Component, Merge and Lookup while loading the data into Destination. 7. Created stored procedures, Triggers, User-defined Functions, Views for both Online and Batch requests handling business logic and functionality of various modules. 8. Responsible to support SQL Servers with ever-changing workloads, and achieving some level of predictable performance (or minimizing variance in plans and performance). 9. Responsible for Database and Log Backups and Restoration, Backup Strategies and Scheduling Backups 10. Created Packages, Jobs and Sending Alerts using SQL Mail, database Backup, Recovery and Disaster Recovery procedures. Planned the complete Back-up of various Databases for Disaster recovery scenarios 11. Knowledge of developing reports from Cubes using the KPI's for decision making, also debugged data connections, data sources and Data Source Views. Betway/ WinTechnologies Camden, London United Kingdom Data Warehouse/ Business Intelligence developer (contract) May 2015 – August 2015 My role at the company as a data warehouse/ BI developer are as follows: 1. Extracted data from various sources like SQL Server 2008/2012, Oracle, .CSV, Excel and Text file from Client servers and through FTP. 2. Handled Performance Tuning and Optimization on SSIS and MDX, with strong analytical and troubleshooting skills for quick issue resolution in large-scale production environments located globally. 3. Involved in creation/review of functional requirement specifications and supporting documents for business systems, experience in database design process and data modeling process. 4. Created Data-driven Packages in SSIS 2012 as part of the automating the process for the Referral Process. The packages created included a variety of transformations, for example Slowly Changing Dimensions, Look up, Aggregate, Derived Column, Conditional Split, Fuzzy Lookup, Multicast and Data Conversion. 5. Reviewed & Tested packages, fixing bugs (if any) using SQL 2008 Business Intelligence Development Studio. 6. Studied existing OLAP system(s) and created facts, dimensions and star schema representation for the data mart and warehouse systems. 7. Involved to planning and designing SSAS 2012 Cubes and building attribute relationships for optimal MDX query performance of Hierarchies and Fact Dimensions. 8. Involved in Staging Partitions and Usage Based Optimization (UBO) mechanisms for SSAS 2012 and 2008 OLAP databases. 9. Involved in Tabular Data warehouse and DAX operations for SSAS 2012 and 2008 OLAP databases. 10. Involved in performing Audits and recovery operations of SSAS objects. Central Procurement Directorate (Northern Ireland Government), Belfast United Kingdom Data Warehouse/ Business Intelligence developer (contract) February 2015 – 15th of April 2015 CPD is leading organization for public procurement in Northern Ireland. The Central Procurement Directorate (CPD) reviews and develops Northern Ireland procurement policy and provides the Northern Ireland Public Sector with best value for money procurement services My responsibility includes 1. Installation, configuration and integration of SharePoint into the cooperate network. 2. Design and develop SSIS packages, store procedures, configuration files, tables, views, and functions; implement best practices to maintain optimal performance. 3. Train and manage developers, advising other groups in organization on SSIS development, data warehouse development, and ETL development best practices. 4. Conduct code walkthroughs and review peer code and documentation. 5. To build efficient SSIS packages for processing fact and dimension tables with complex transforms and type 1 and type 2 changes. 6. To create analysis service cube and Tabular Model for report and analysis purposes 7. Work with developers, DBAs, and systems support personnel in elevating and automating successful code to production. Seimetrix, Belfast United Kingdom Business intelligence developer August 2014- January 2015 Responsibilities: As a Business Intelligence Developer, I am responsible for aggregating data from multiple sources in an efficient data warehouse and designing enterprise-level solutions for very large multidimensional databases. Additional responsibilities include: 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. Planning and Designing BI Data Warehouse solutions where I developed Analysis service cube including dimensions and created hierarchies. In addition to that, I wrote different MDX (Multi-dimensional Expression) to enhance the cube to function properly. Within the same project, I created Tabular model, which is a feature in analysis service in which clients can access it via excel. Designing SSIS packages using SQL Server Development tools Debugging, monitoring and troubleshooting BI solutions Creating and deploying reports using Power BI (Power Query, Power Map and Power View) to Sharepoint site (Limited experience of Sharepoint) Writing relational and multidimensional database queries Configuring, deploying and maintaining database servers Developed DTSX packages to extract, transform and load into the Campaign database from OLTP database using of SQL Server Integration Services (SSIS). Experience in Developing and Extending OLAP Cubes, Dimensions and data source view. Designed SSIS Packages to extract, transfer, and load (ETL) existing data into SQL Server from different environments for the SSAS cubes. Involved in Analysing, designing, building &, testing of OLAP cubes with SSAS 2008/2008r2 /2012 and in adding calculations using MDX. Designed and implemented data mart, facts, dimensions and OLAP cubes using dimensional modelling standards in SQL Server 2002008/2008r2/2012/2014 that maintained data. Involved in the complete data warehouse development life cycle. Actively supported business users for change requests. SolidCubes, Sweden. SQL Business Intelligence Developer / Data Analyst July 2008 – May 2014 SolidCubes was a Business Intelligence development and consulting firm that brings a deep understanding of Microsoft technologies. As a Microsoft Gold Certified Partner, the company has developed solutions within the financial services, Internet, call center, real estate, publishing, health care, and biosciences industries. Responsibilities: I maintain Manage Microsoft SQL database administration, Designing and implementing Business Intelligence technical and operational solutions (SSIS, SSAS, and SSRS, data integration and data conversion design / implementation) and Troubleshooting assignments for the company’s industry clients. Enhance database performance, perform restores, implement recovery procedures, handle performance tuning and conduct regular system backups. Ensure technical and functional designs meet business requirements. Within the short time I spent in the company, I either managed, worked in a group of database programmers/ developers or still working on some and not limited to some of the following projects: 1) Existing data from diverse data sources were consolidated into a uniform SQL Server 2008R2/2012 database. ETL capabilities of SQL Server Integration Services were used to define imports of the data, build scheduling packages, to define integration flow, log data error exceptions and orphaned data and to define Database Maintenance Plans and send emails. 2) Involved in Huge data migrations, transfers using utilities like Data SQL Server Data Tools (SSDT), and SSIS, SSAS, Bulk Copy Program (BCP) and Bulk Insert. 3) Created a number of cubes, dimensions and business critical KPIs using SQL Server Analysis Services representing aggregations in several different ways - hierarchically and using custom groupings that the company will use to analyze performance. Created several complex MDX queries according to business requirements. 4) Implemented business intelligence dashboards using Report builder (2.0 and 3.0), Visual studio 2010 & 2012 and Excel Services producing different summary results based on user view and role membership. Key Projects: 1) Served as BI/ Data warehouse Developer and project lead in the completion of 18+ medium- to large-scale implementations, managing projects which involves Cube, Data warehouse, SSIS, SSAS, SSRS, Power View, Power Map and Power Pivot 2) Worked on a BI development project as a consultant and team lead for a gaming company (bwin) in Stockholm, Sweden where I developed the data warehouse with my team using ETL, ELT and Microsoft BI stack (OLAP Cube, Dimensions, Hierarchies, MDX etc.) and developed reports used by internal staff (reports were accessed via Power View) 3) Developed and tested storage strategies and disaster-recovery plan for large manufacturing company's operational database, delivering solution that guaranteed recovery performance and high availability. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ EDUCATION Business Information Technology, B.sc January 2007 – may 2012 Haaga-Helia University of Applied Sciences, Helsinki, Finland Studies focused in Microsoft Business Intelligence (SSAS, SSIS, and SSRS), IT project management, Database development and administrations, T-SQL techniques, technical planning, and business case analyses. Specialized SQL Server development. NET, UML, SQL Enterprise Architect and use Case Development for further implementation. CERTIFICATION MCSE: Business Intelligence Solutions Expert ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ PERSONAL INTERESTS Internet | Traveling | Reading | Computer Games | Football ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ REFERENCES References are available on request.