Data scientist

joseph

ID Verified
1,800/mo
Kiambu, Kenya
Looking for Full-time
8 hours/day
Availability: US / EU timezone

Profile Description

Data Science Expert with 3+ years analyzing large datasets, building statistical models, and evaluating AI model performance. Proficient in Python (pandas, NumPy, scikit-learn, scipy) with proven experience processing datasets ranging from 12K to 381K+ records. Built AI Task Evaluation Framework assessing 100K+ model outputs using statistical analysis and performance validation. Strong background in experimental design, model validation, and developing reusable data processing tools. Mathematics...

Skills & Expertise

AI & Automation

Data LabelingAdvanced
Synthetic Data GenerationAdvanced
Workflow AutomationAdvanced
PyTorchAdvanced
TensorRTAdvanced
A/B Testing for MLAdvanced
Feature EngineeringAdvanced
GitHub CopilotIntermediate
PerplexityIntermediate
API IntegrationIntermediate
Prompt EngineeringIntermediate
MLflowIntermediate
Claude/Anthropic APIIntermediate
OpenAI APIIntermediate
Google Vertex AIIntermediate
n8nIntermediate
ZapierIntermediate
Power AutomateIntermediate
Make (Integromat)Intermediate

Content & Writing

CopywritingIntermediate

Customer Success

Email SupportAdvanced
Ticket ManagementIntermediate
Technical SupportIntermediate
ZendeskIntermediate

Data & Analytics

Excel (Advanced)Advanced
Python (Pandas/NumPy)Advanced
SQLAdvanced
LookerAdvanced
Google Sheets (Advanced)Advanced
Data VisualizationAdvanced
TableauAdvanced
R ProgrammingAdvanced
Data MiningAdvanced
Predictive AnalyticsIntermediate
Google Analytics 4Intermediate
MixpanelIntermediate
Power BIBeginner

E-commerce & Marketplace

ShopifyBeginner
EtsyBeginner
Amazon FBABeginner
Print on DemandBeginner

Finance & Accounting

Financial AnalysisIntermediate

Work Experience

Analytics and Data Science Specialist

Athena

Dec 2023 - Apr 2024

Job Responsibilities:

Analyzed large-scale customer lifecycle datasets extracting insights that informed model design and business strategy refinement ● Built automated data pipelines using Python (pandas, NumPy) processing multi-source data and generating performance metrics for executive decision-making ● Developed statistical models and evaluation frameworks assessing customer behavior patterns (ARR, CAC, churn...

Google Analytics 4MixpanelGoogle Sheets (Advanced)Power BIData VisualizationPython (Pandas/NumPy)SQLZendeskTechnical SupportA/B Testing for ML

Data Analyst

Modern Ways Africa

Sep 2022 - Dec 2023

Job Responsibilities:

● Analyzed operational datasets (fleet performance, route efficiency, customer behavior) extracting insights that drove 20% efficiency improvement and 40% cost reduction ● Built predictive models and statistical analyses using Python and SQL on datasets containing 12K+ customer records ● Developed automated data processing tools and reusable templates streamlining analytical workflows ● Condu...

TableauR ProgrammingGoogle Sheets (Advanced)Data MiningGoogle Analytics 4Financial AnalysisPython (Pandas/NumPy)Email SupportZendeskTechnical Support

Research Assistant

NACADA

Nov 2021 - Aug 2022

Job Responsibilities:

● Conducted statistical analysis and data quality reviews on research datasets using Python, R, and SPSS ● Improved data accuracy by 15% through systematic validation protocols and quality assurance frameworks ● Performed hypothesis testing, correlation analysis, and statistical modeling for policy research ● Developed data processing workflows and visualization tools for government stakeholde...

TableauR ProgrammingGoogle Sheets (Advanced)Data MiningFinancial AnalysisData LabelingFeature EngineeringCopywritingTechnical SupportEmail Support

Quick Stats

Age28 years
GenderMale
English LevelFluent
Other Languages
SwahiliFluent
ID VerificationVerified
Portfolio
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Certifications

Data Science

Education

Bachelor's Degree

Masinde Muliro University

2016 - 2021