Gbolahan Adebayo
@gbolahanadebayo
Data Visualization Developer turning complex data into actionable visual stories.
What I'm looking for
I am a Data Visualization Developer with deep expertise in Tableau, Excel, SQL and a strong background in building actionable dashboards that drive decision-making and process optimization.
Across roles in fintech, healthcare, marketplace and analytics consultancies, I have led dashboard migrations, team delivery, and self-serve reporting initiatives that reduced manual reporting, improved observability and increased client engagement.
I have delivered measurable outcomes such as improved patient data management, increased client engagement, higher report accuracy and faster report generation by redesigning dashboards, implementing governance and standardizing visualization best practices.
I am passionate about enabling stakeholders to independently monitor performance through intuitive, governed analytics environments and enjoy mentoring others in data visualization and analytics best practices.
Experience
Work history, roles, and key accomplishments
Senior Data Analyst
Sanlam FinTech
Mar 2025 - Present (7 months)
Built end-to-end campaign performance dashboards enabling real-time observability within 24 hours and empowered 100% of the growth team to self-serve campaign analysis, reducing ad hoc reporting.
Tableau Developer
Levy Analytics Group
May 2023 - Present (2 years 5 months)
Managed a team of visualization developers and delivered healthcare and retail dashboards that improved patient data management efficiency by 20% and increased client engagement by 25%.
Data Visualization Developer
MAGNiTT
May 2023 - May 2025 (2 years)
Redesigned Advanced Analytics client dashboard UI, driving a 50% increase in user engagement and improved report accuracy and efficiency by 15% through ongoing dashboard maintenance and visualization enhancements.
Tableau Consultant
Aspire
Jul 2023 - Dec 2023 (5 months)
Overhauled data models and implemented PII/access controls to achieve regulatory compliance, and led migration to Tableau Cloud improving report generation speed by 20% and dashboard clarity by 35%.
Data Analyst
Avatrade Marketplace
Oct 2021 - Dec 2022 (1 year 2 months)
Developed Tableau KPI dashboards and analytics that improved stakeholder decision-making by 50% and enhanced marketplace performance by 45% through Google Analytics-driven insights.
Data Entry and Research Analyst
University of Ilorin
Feb 2020 - Jul 2020 (5 months)
Analyzed connectivity targets and reviewed dashboards to identify KPI trends, delivering data-driven recommendations that improved user experience by 10% within three months.
Education
Degrees, certifications, and relevant coursework
University of Ilorin
Bachelor of Science, Computer Science
2017 - 2021
Completed a Bachelor of Science in Computer Science, focusing on core computing principles and applied data analysis techniques.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Website
gb-viz.comJob categories
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