Hello, I'm

Freddy Nyanda

Data Scientist

With over 4 years of experience in developing end-to-end predictive machine learning solutions, I specialize in transforming complex datasets into actionable business strategies. My expertise encompasses Customer Analytics, Churn Prediction, and AI-Driven Insights, empowering organizations to drive growth and maximize value through data.

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Python Expert

AI Solutions

About Me

I am a Data Scientist with 4+ years of experience developing predictive and prescriptive machine learning solutions across mobile money, telecom, and research environments.

My expertise lies in building robust models for customer segmentation, churn prediction, and revenue forecasting. I have hands-on experience deploying deep learning models into production and translating complex business challenges into actionable AI-driven insights.

Currently, I work as a Pricing & CVM Analyst at Mixx by Yas, where I leverage data to optimize pricing strategies and enhance customer value.

Experience

4+ Years

Specialization

Machine Learning

Location

Dar es Salaam

Work Experience

Jan 2025 – Present

Pricing & CVM Analyst

Mixx by Yas

Developed predictive churn and revenue forecasting models using Python and SQL to support customer value management.
Built behavioral customer segmentation models to optimize campaign targeting, improve ARPU, and enhance retention.
Performed EDA and feature engineering on large-scale mobile money transaction datasets.
Collaborated with commercial and marketing teams to translate business problems into data-driven AI solutions.
Automated analytics pipelines to improve campaign execution speed and analytical accuracy.

Jan 2023 – Dec 2024

Lead Data Scientist

AI4D Research Lab

Led the end-to-end machine learning lifecycle, from data acquisition and EDA to model development, deployment, and monitoring.
Developed and deployed deep learning-based prediction models using TensorFlow/PyTorch for early-risk identification.
Conducted feature engineering, model evaluation, and performance tuning to improve model accuracy and stability.
Worked closely with multidisciplinary teams to deliver AI-driven insights for operational and policy planning.

Skills & Competencies

ML & Analytics

Predictive Modeling Customer Segmentation Time Series Forecasting Feature Engineering Model Optimization Statistical Analysis EDA Hypothesis Testing

Tools & Tech

Python SQL R Scikit-learn TensorFlow PyTorch Pandas NumPy Git Jupyter

Data Platforms

SQL Server PySpark Data Lakes ETL Pipelines Power BI Tableau REST APIs

Featured Projects

Customer Churn Prediction Model

Developed robust classification models (Logistic Regression, Random Forest, XGBoost) to predict customer churn using behavioral and transaction data. Performed comprehensive EDA and feature engineering to identify key churn drivers.

Python Scikit-learn XGBoost Pandas

Revenue Forecasting System

Built advanced time-series forecasting models using ARIMA and Prophet to predict transaction volumes and revenue trends. The system supports strategic business planning and pricing decisions with high-accuracy forecasts.

Python Prophet ARIMA Time Series

Behavioral Customer Segmentation

Implemented Unsupervised Learning models (K-Means, Hierarchical Clustering) using transaction frequency and monetary value metrics. Successfully identified high-value, growth, and at-risk customer segments for targeted marketing strategies.

Python Clustering K-Means Data Mining

NLP Customer Sentiment Analysis

Built a Natural Language Processing pipeline using BERT to analyze customer feedback from social media and support tickets. Automated the categorization of customer issues and sentiment tracking to identify service pain points in real-time.

Python BERT Hugging Face NLP

Education & Certifications

Certifications

B.Sc. Business Information & Communication Technology

Machine Learning Data Prize Certificate (2024)

Machine Learning Training - UDOM (2023)

IBM Data Science Certificate (2023)

Google Professional Data Analytics (2022)

Get In Touch

Interested in collaborating or have a project in mind? Let's connect!

Email

freddynyanda@proton.me

Phone

+255 779 756 097

Location

Goba, Dar es Salaam, Tanzania