Download Olawale_MSBI%20Expert_Germany_Updated

OLAWALE AYOTUNDE SOBOGUNGOD
[email protected]
+358445774001
Puolukkapolku 6A 7, 15300 Lahti
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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
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TECHNICAL SKILLS
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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,
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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:
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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.
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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
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PERSONAL INTERESTS
Internet | Traveling | Reading | Computer Games | Football
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REFERENCES
References are available on request.