FRATCH

Recommended expert

United Kingdom

Experience

Jan 2024 - May 2024

5 months

Data Analyst Intern

Ingryd

Assisted in data collection, cleaning, and preprocessing using Excel, handling datasets with over 100,000 entries to ensure readiness for analysis.
Utilized advanced Excel functions (e.g., VLOOKUP, PivotTables, Macros) to perform complex data analysis and reporting, reducing manual processing time by 40%.
Developed a dynamic dashboard using Excel to visualize key metrics and performances.
Created detailed documentation of data analysis processes and findings, ensuring knowledge transfer and process transparency for future projects.
Collaborated with business stakeholders to understand their data needs and provide analytical solutions, leading to a 20% increase in employee performance scores.
Created five KPIs to identify employee performance levels.
Ensured data integrity and accuracy by performing regular data quality checks, achieving a 99.9% data accuracy rate.
Completed a simulation involving creating data visualizations for Tata Consultancy Services.
Prepared questions for a meeting with client senior leadership.
Created visuals for data analysis to help executives with effective decision-making.

Jan 2022 - Present

4 years 3 months

Data Analyst

Toltom Global Services

Conducted in-depth analysis of a dataset containing over 78,000 rows of COVID-19 data using Microsoft SQL to assess the virus's spread across various countries, improving decision-making processes by 30%.
Calculated monthly and annual averages for confirmed cases, deaths, and recoveries using SQL.
Presented insights and key findings through PowerPoint to effectively communicate results.
Shared detailed insights and conclusions based on the analysis performed.
Documented the entire analytical process and findings in a comprehensive Microsoft Word report.
Developed a dynamic Power BI dashboard to visualize key metrics and trends in NREGA analysis.
Provided detailed visualizations on employment distribution across states and budget allocations.
Cleaned and pre-processed a dataset of 750 rows using Microsoft Excel, followed by data transformation in Power Query to ensure readiness for analysis.
Presented data-driven insights derived solely from the thorough analysis conducted.

Online Food Store Analysis

Worked closely with team members to analyze the relationship between demographic and location factors and online food ordering behaviour using Python.
Cleansed and processed 5,000 rows using Pandas in Python to prepare data for analysis, resulting in a 25% reduction in data processing time.
Conducted exploratory data analysis to uncover patterns and trends within the dataset.
Visualized and summarized the relationships between customer feedback, delivery time, and income using Python’s data visualization libraries.

Sales Analysis

Conducted in-depth analysis of a dataset containing over 2,000 rows using Microsoft Power BI.
Created measures using DAX formulas to express KPI metrics during analysis.
Created a dynamic dashboard for visualization to communicate findings.
Presented data-driven insights derived solely from the thorough analysis conducted.

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Professional Services (4 years) and Information Technology (0.5 years).

Professional Services

Information Technology

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Business Intelligence (4 years) and Research and Development (4 years).

Business Intelligence

Research and Development

Summary

Detail-oriented Data Analyst with 4+ years of experience in data interpretation, statistical analysis, and data visualization. Proficient in SQL, Power BI and Excel with a proven track record of using data insights to drive strategic decision-making and improve operational efficiency. Skilled in transforming complex data sets into actionable business intelligence. Seeking to leverage analytical expertise in a dynamic environment to support data-driven decision-making and business growth.

Skills

Technical Skills

Postgresql
Microsoft Sql
Microsoft Power Bi
Microsoft Powerpoint
Office Suite (Microsoft Word, Microsoft Excel)

Soft Skills

Clear And Concise Verbal And Written Communication.
Ability To Work Effectively In Cross-functional Teams.
Strong Analytical And Troubleshooting Skills.
Agile Methodologies, Project Planning, Time Management.
Experience Leading Projects Or Mentoring Team Members.
Ability To Quickly Learn New Tools And Technologies.
Ability To Think Strategically And Make Data-driven Decisions.

Languages

English

Advanced

Yoruba

Advanced

Education

Federal University of Agriculture Abeokuta

B.Agric · Plant Physiology and Crop Production · Abeokuta, Nigeria

Certifications & licenses

Data Science

Ingryd Academy

Empowering Business With Effective Insights

Forage (Tata Group)

Microsoft Power Up Program

Profile

Created

December 2025

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Frequently asked questions

Do you have questions? Here you can find further information.

What languages does Oluwatobi speak?

Oluwatobi speaks the following languages: English (Advanced), Yoruba (Advanced).

How many years of experience does Oluwatobi have?

Oluwatobi has at least 4 years of experience. During this time, Oluwatobi has worked in at least 2 different roles and for 2 different companies. The average length of individual experience is 2 years and 1 month. Note that Oluwatobi may not have shared all experience and actually has more experience.

What roles would Oluwatobi be best suited for?

Based on recent experience, Oluwatobi would be well-suited for roles such as: Data Analyst Intern, Data Analyst, Online Food Store Analysis.

What is Oluwatobi's latest experience?

Oluwatobi's most recent position is Data Analyst Intern at Ingryd.

What companies has Oluwatobi worked for in recent years?

In recent years, Oluwatobi has worked for Ingryd and Toltom Global Services.

Which industries is Oluwatobi most experienced in?

Oluwatobi is most experienced in industries like Professional Services and Information Technology (IT).

Which business areas is Oluwatobi most experienced in?

Oluwatobi is most experienced in business areas like Business Intelligence and Research and Development (R&D).

What is Oluwatobi's education?

Oluwatobi holds a Bachelor in Plant Physiology and Crop Production from Federal University of Agriculture Abeokuta.

Does Oluwatobi have any certificates?

Oluwatobi has 3 certificates. These include: Data Science, Empowering Business With Effective Insights, and Microsoft Power Up Program.

What is the availability of Oluwatobi?

Oluwatobi is immediately available for suitable projects.

What is the rate of Oluwatobi?

Oluwatobi's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.