OJO BOLAJI JOSHUA

United States +1-346-***-**** ad3bb4@r.postjobfree.com Portfolio LinkedIn

Data Analyst with a Master’s in data Analytics, First Class Honours in Management Information Systems, and 4+ years of experience in data analysis. Specialized in handling large-scale datasets with over 1 million columns. Adept at statistical modelling and excelling in visualizing and generating insightful business intelligence. Proven track record in turning complex data into actionable insights that drive strategic business decisions.

PROFESSIONAL EXPERIENCE

Data Analyst June 2023 - Present

White star Logistics Houston

●Utilized DAX to identify trends in profit margins, identifying high & low-margin products based on profit performance, gave recommendations to discontinue underperforming products and optimize profitable ones, leading to a 20% profit increase.

●Utilized SQL queries to extract valuable insights, including identifying top-selling product lines, calculating total revenue by month, and determining the most common payment methods.

●Used Power Query to perform data clean-up tasks, applied transformations to standardize data entries, ensuring high-quality, reliable datasets for analysis, focused on optimizing data for better accuracy and reporting efficiency.

●Utilized Twitter(X) API for sentiment analysis, extracting customer opinions on products. This initiative improved customer satisfaction by 20% and informed strategic product improvements.

Data Analyst January 2020 – May 2023

Mainstone Hospitality & Security Limited London

●Co-ordinated with risk and fraud detection teams by utilising SQL to analyse customers transaction patterns. Partnered and engaged with project management office to offer technical expertise during project scoping and deliver technical clarifications during client project kick-off meetings.

●Enhanced client decision-making accuracy from 30% to 50% by analyzing 5 years of data using Python, creating visualizations with Matplotlib for key business KPIs.

●Analyzed the impact of COVID-19 on NHS bed availability and cancer treatment timelines in Scotland, ensuring adherence to the 62-day standard wait time despite the pandemic challenges.

HIGHLIGHTED PROJECTS

Utilizing Machine Learning in Python for Traffic Predictive Analytics At DMU

●Developed model with enhanced robustness and superior prediction accuracy through innovative random connectivity techniques.

●Achieved high predictive performance, with an F1 score of 0.95833, outperforming standard deep learning models.

SALES ACHIEVEMENT

Successfully introduced the ’InsightEdge’ analytical solution to three major clients, resulting in a combined project value of £450,000.

SKILLS & KEY COMPETENCIES

SQL Python Apache Spark Hadoop (academic) R Tableau Power BI Google Charts Matplotlib Seaborn Primavera P6 Microsoft Project Microsoft Office Suite Jupiter Notebook Pandas NumPy SaS AWS Data warehouse Salesforce

EDUCATION

Master of Science in Data Analytics

De Montfort University, UK

Master Of Science in Management Information System

European University Lefke, Cyprus

B.Sc In Political Science

Osun State University

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