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Reuben Kariuki

Reuben Kariuki

Senior Analyst

Berry Kenya

Technologies

My Portfolio Highlights

My New Course

Introduction to Data Engineering

Data explorer, uncovering insights in the digital wilderness.

My Work

Take a look at my latest work.

course

Exploratory Data Analysis in SQL

SQL
course

Introduction to Data Engineering

course

Machine Learning for Business

course

Understanding Data Visualization

Tableau

My Certifications

These are the industry credentials that I’ve earned.

Other Certificates

Google Certified Google Data Analytics

Datacamp Certified SQL Data Associate

University of Illinois Certified Machine Learning Expert with R for Business

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

My Work Experience

Where I've interned and worked during my career.

Berry | Oct 2023 - Present

Senior Data Analyst

Berry is Kenya’s most flexible mobile lending app, designed to enhance financial inclusion for everyone. We leverage technology to deliver cash loans directly to your mobile phone with low, easy repayment schedules. Access credit effortlessly anytime, anywhere, through our simple application process, and receive your loan straight into your mobile money wallet. Berry adds vibrancy and convenience to your financial life—Berry: More cash, more life. Roles and Responsibilities: 1. Analyzed customer transaction data to optimize churn rates and lifetime value, improving marketing effectiveness. 2. Streamlined reporting by creating detailed loan repayment and disbursement reports, reducing calculation time for commissions and targets by 30%. 3. Increased customer satisfaction by 18% through analyzing feedback and implementing targeted improvements. 4. Used customer segmentation to tailor marketing strategies, resulting in a 10% reduction in churn. 5. Maintained statistical analysis dashboards and performed cohort analysis to understand customer behavior and trends. 6. Applied machine learning techniques to extract actionable insights from customer data for data-driven decisions. 7. Developed and optimized credit scoring models to enhance lending decisions and risk management. 8. Implemented fraud detection measures and collaborated with teams to address security threats. 9. Improved Fin-Tech products by using data-driven insights to drive product enhancements.
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Copia Global | Mar 2023 - Oct 2023

Marketing Insights Analyst

Copia is the first and only B2C e-commerce platform with a distribution solution to serve the rapidly growing 750 million middle—and low-income African consumer market. 1. Utilized predictive modeling to identify future customer behavior and generate ideas for marketing campaigns. 2. Created and maintained living dashboards using Tableau that effectively summarized our business KPI and other key metrics. 3. Developed analysis allows deep insights into the business and helps inform future strategy. 4. Analyzed customer transaction data to inform key customer metrics such as churn and lifetime value and create effective marketing campaigns. 5. Collaborated with managers across the business to improve performance using data-driven decision making. 6. Supported the company in all data-related queries . 7. Involved in data coding and managing data collected from surveys, ensuring accurate and reliable data for analysis, and enabling the extraction of meaningful patterns and trends that inform strategic decision-making. 8. Involved in Designing Effective Questionnaires: With a keen understanding of survey methodologies, designing well-crafted questionnaires that capture relevant customer insights, ensuring the collection of high-quality data for analysis and actionable recommendations. 9. Involved in crafting of well-compelled reports with actionable insights: Utilizing my strong reporting and data visualization skills, create visually engaging reports that highlight key findings and deliver impactful insights to stakeholders, empowering them to make informed business decisions.

African Centre of Data Science & Analytics Limited | Jan 2021 - Feb 2023

Data analyst

1. Trained over 50 community members on data science tools, including Power Query, Power BI, R-Programming, Tableau, and SQL, enhancing their data handling and insight communication skills. 2. Conducted six technical feasibility studies and guided optimal technology choices, leading to the successful implementation of three key technologies. 3. Documented product definitions, stakeholder needs, and product features for four major projects, ensuring clear communication and alignment with business goals. 4. Utilized analysis tools to discover potential customers from sales and purchase data, resulting in a 15% increase in targeted customer outreach.

My Education

Take a look at my formal education

Actuarial Science With IT in Data ScienceJooust | 2021

About Me

Reuben Kariuki

As a Senior Data Analyst with hands-on experience in fintech, e-commerce, and data analytics, I specialize in transforming raw data into actionable insights to drive business growth and improve decision-making processes.

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