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1 jobs

Business Intelligence Developer - Power Bi, SSAS, SSRS, SSIS, SQL, Excel

Denzil Gumbo , London, United Kingdom


5 - 9 years

Other titles

Senior Business Intelligence Developer Business Analyst sql developer power bi developer power bi + 1 more


Microsoft SharePoint Microsoft ssrs Database modeling MS SQL Server Sql + 11 more

I'm offering

A Business Intelligence Developer with over 10 years of experience in Healthcare and Manufacturing sectors. An innovative specialist with an exceptional eye for detail and sense of urgency and an ability to convert data into meaningful information. Specializes in Business Intelligence Solutions (architecture to implementation) using Microsoft BI Tools Stack (Power Bi, SSAS, SSRS, SSIS, SQL and Excel).


United States (Remote only)
United Kingdom
Sweden (Remote only)

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Ready for

  Smaller project
  Larger project
  Ongoing relation / part-time
  Full time contractor


Typically available right away

My experience

2014 - 2019   job
Senior Business Intelligence Developer Premier Service Medical Investments.
January 2014 - September 2019
An investment company, founded in 2003, with Hospitals, Medical and Dental Clinics, etc. PSMI is the largest private healthcare provider in Zimbabwe with over 126 service centres strategically spread across the country.

Senior Business Intelligence Developer
Managing the MIS platform. Collaborating with Healthcare Management System (HMS) developers with design and development of the Reporting Module and developing Business Intelligence Solutions.
• Developing and Managing Business Intelligence Solutions: created an Extract, Transform, Load (ETL) solution using Integration Services (SSIS) that consolidated and synchronised data from 104 strategic business units' physically separated databases. Developed an Analysis Services Solution (SSAS / Cubes) that improved Reporting Services (SSRS) Report Load speed, and improved on reporting accuracy.
• Creating Dashboards, Automating Business Reports: Created the first ever Business Intelligence System, with automatic report delivery. Created self-service Bi (SSBI) Reports and Dashboards using Power BI. Utilising DAX scripting to add more meaning to existing data.
• Integrating and Maintaining IT Systems: building ETL processes to maintain SQL Server data warehouse using SSIS. Creating SSAS packages to improve SSRS reporting speed and accuracy.
• Analytical, Creative and Problem Solving: Implemented a High Availability and Disaster Recovery - Database Cluster that improved system performance by a factor of 10 and eliminated system timeouts completely.
Ssis, Processes, Power, Server, BEE, SSAS, Development, Developer, SSRS, It, Service, Design, Integration, Management, Scripting, ETL, Data Warehouse, Database, Power BI, SQL Server, Business Intelligence, Sql

2010 - 2014   job
January 2010 - March 2014
A public listed enterprise in Zimbabwe, with diverse portfolio in non-alcoholic and alcoholic beverages brands e.g. Coca-Cola, Fanta, Sprite, Castle Lager and Carling Black Label. With an annual revenue of 572 million US Dollars, the company has over 3000 employees.

Business Analyst
Gathering business data, aggregating and transforming data into meaningful business reports. Supervising 2 business intelligence analyst.
• Automating Business Reports: created the first automated sales reporting system using SSRS, delivered reports via email and increased report accuracy and enabled timely and informed decisions. Created SSAS cubes from Data warehouse, trained business users self-service Cube manipulation.
• Analytical, Creative and Problem Solving: collaborated with other functional teams, conducted research, data collection, analysis and summarising, created an Excel Macros that automated data capturing into workbook from a manually downloaded csv file, greatly reduced the report generation time from 4 hours to 20 seconds.
Excel, Business Intelligence, Research, Data Warehouse, Sales, Stock, Service, SSRS, Analyst, SSAS, Data collection, Enterprise, Castle

My education

Midlands State
Masters, Strategic Management and Corporate Governance

Midlands State
BSc, Computer Science

My resume

  Download resume

Denzils reviews

Private job post
1 year ago

Denzil tailored the reports to exactly as we requested. Very easy to deal with. Would recommend.

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