Python
SANDRA BELDINE OTIENO
Data Scientist
Nairobi
Summary
Experienced data analytics professional with over three years of experience utilizing Python, SQL, R, Power BI, and Tableau to generate valuable insights and drive business expansion. Skilled in predictive modeling, data visualization, and advanced statistical analysis, specializing in developing data-driven strategies for optimized decision-making. Possess a strong foundation in stakeholder engagement and cross-functional collaboration, successfully implementing reporting frameworks, joint business plans, and marketing analytics solutions to enhance performance and unlock growth opportunities. Demonstrates a passion for innovation and problem-solving, transforming complex data into meaningful and measurable outcomes.
Overview
4
4
years of professional experience
9
9
years of post-secondary education
3
3
Certifications
Work History
Lead Insight Analyst
Kasi Insight
03.2023 - Current
- Led a team of analysts to execute data-driven research, optimizing insights for strategic decision-making and business growth.
- Applied machine learning models to enhance consumer segmentation, uncovering trends that informed targeted business strategies.
- Leveraged Python, Power BI, and Tableau to transform raw data into actionable insights, improving decision-making processes.
- Designed and delivered interactive dashboards and reports, ensuring clarity in presenting complex findings to stakeholders.
- Conducted market intelligence studies, analyzing industry dynamics, competition, and consumer behavior to identify growth opportunities.
Industrial Analyst
Kasi Insight
02.2022 - 02.2023
- Conducted research across 20 African markets, delivering critical insights that supported strategic decision-making for global brands.
- Implemented qualitative and quantitative research methodologies, including focus group moderation, survey design, and data analysis to understand consumer behavior.
- Led end-to-end project management, ensuring timely research execution, risk mitigation, and seamless collaboration across teams.
- Published industry insights on the company website, driving a 5% increase in site traffic and strengthening thought leadership.
- Performed competitor analysis, identifying trends and best practices to help brands refine their market strategies and positioning.
- Streamlined reporting procedures by creating user-friendly dashboards for easy access to key performance indicators.
Junior Research Analyst (Internship)
Kasi Insight
07.2021 - 02.2022
- Developed indices such as Retail Indices and Fear & Incidence Rate Indices, leveraging Covid-19 impulse data to track market trends and consumer sentiment.
- Built a reputation for reliability among colleagues by consistently delivering high-quality work within established timeframes.
- Maintained an organized repository of useful resources such as journal articles, whitepapers, and other pertinent materials for easy access by the entire team.
- Delivered accurate insights by conducting comprehensive market research on industry trends, competitors, and consumer behaviors.
- Improved report accuracy by implementing rigorous fact-checking procedures and utilizing reliable sources of information.
- Helped drive strategic initiatives forward by consistently identifying opportunities for growth or areas requiring further exploration based on research findings.
Education
Master of Science - Data Science and Analytics
Strathmore University
Nairobi, Kenya 05.2022 - 06.2024
Bachelor of Science - Economics and Statistics
University of Nairobi
Nairobi, Kenya 05.2016 - 12.2019
High School Diploma -
Pangani Girls' High School
Nairobi, 30 02.2012 - 11.2015
Skills
- Data Analytics & Manipulation
- Project Management & Cross-Functional Collaboration
- Business Intelligence & Strategy
- Database Management & Query Optimization
- Survey Design & Market Research
- Data Visualization (Power BI, Tableau, Looker, Excel)
- Machine Learning & Predictive Modeling
- Statistical Analysis
- Programming (Python, R, SQL)
- Data Analytics & Manipulation
Accomplishments
- Enhanced data workflows, improving operational efficiency by 30%.
- Spearheaded predictive modeling initiatives, contributing to a 15% increase in client marketing ROI.
Career Profile Summary
I am a data analytics professional with over three years of experience leveraging tools like Python, SQL, R, Power BI, and Tableau to deliver actionable insights and drive business growth. Specializing in predictive modeling, data visualization, and advanced statistical analysis, I excel in crafting data-driven strategies that optimize decision-making. With a strong background in stakeholder engagement and cross-functional collaboration, I have successfully developed reporting frameworks, joint business plans, and marketing analytics solutions that improve performance and unlock growth opportunities. Passionate about innovation and problem-solving, I thrive on transforming complex data into meaningful, measurable outcomes.
Certification
Associate Data Analyst
Software
R
SPSS
STATA
SQL
PowerBI
Tableau
Looker
Microsoft Office Suite
Timeline
Associate Data Scientist
02-2025
Associate Data Analyst
12-2024
Lead Insight Analyst
Kasi Insight
03.2023 - Current
Master of Science - Data Science and Analytics
Strathmore University
05.2022 - 06.2024
Industrial Analyst
Kasi Insight
02.2022 - 02.2023
Making an Impact with Data
01-2022
Junior Research Analyst (Internship)
Kasi Insight
07.2021 - 02.2022
Bachelor of Science - Economics and Statistics
University of Nairobi
05.2016 - 12.2019
High School Diploma -
Pangani Girls' High School
02.2012 - 11.2015
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