OLAYINKA ARIJEH
@olayinkaarijeh
Results-driven Data Analyst with expertise in data visualization.
NigeriaWhat I'm looking for
I am a results-driven Data Analyst with over 5 years of experience supporting data-driven decision-making across various sectors, including sales, marketing, product, and operations. My expertise lies in building dashboards, cleaning large datasets, and automating reporting processes using tools like Power BI, Excel, and SQL. I am known for my clear communication skills and my ability to translate complex data into actionable insights that drive business outcomes.
Throughout my career, I have successfully designed KPI-driven dashboards and automated reporting tasks, significantly increasing team efficiency. My role at Hartplan Nigeria Ltd involved implementing data pipelines for real-time project insights and supporting stakeholder decision-making with clear visual analytics. I have also collaborated with cross-functional teams to optimize promotions and pricing strategies, ultimately enhancing customer retention and satisfaction.
Experience
Work history, roles, and key accomplishments
Data Analyst
Hartplan Nigeria Ltd
Apr 2024 - Present (1 year 2 months)
Designed KPI-driven Power BI dashboards to track operational and executive metrics. Conducted competitor and web-based market analysis to support strategic planning. Automated repetitive reporting tasks, increasing team efficiency by 40% and implemented data pipelines for real-time project insights using SQL.
Business Intelligence Specialist
Tomatoes Pub and Grills
Oct 2019 - Aug 2022 (2 years 10 months)
Analyzed customer and sales trends to optimize promotions, pricing, and retention strategies. Built real-time dashboards that drove operational and marketing decisions. Collaborated with finance and operations to align data insights with business goals, and conducted churn and behavior analysis to improve repeat visits and lifetime value.
Business Developer / Analyst
Pagatech Ltd
Sep 2017 - Oct 2019 (2 years 1 month)
Delivered data-driven insights that improved regional revenue by 10% YoY. Managed MySQL databases, performed advanced querying and validation. Created dashboards and reports that highlighted conversion and drop-off trends, providing actionable insights for optimizing product adoption and user journeys.
Operations Manager
La’Fame Resort
Sep 2016 - May 2017 (8 months)
Introduced systems that reduced operational costs by 18% and improved guest retention. Led staff performance analysis and scheduling optimization, saving ₦2M in labor costs. Designed guest feedback dashboards to enhance experience and satisfaction scores by 20%.
Education
Degrees, certifications, and relevant coursework
Federal University of Petroleum Resources
Bachelor of Science, Chemistry
Completed a Bachelor of Science degree with a focus on Chemistry. Gained foundational knowledge in chemical principles and laboratory techniques.
Tech stack
Software and tools used professionally
Availability
Location
NigeriaAuthorized to work in
Job categories
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