Beta
Masai Esther
Certified
Data Scientist
data camp
Technologies
My Portfolio Highlights
My New Project
Dr. Semmelweis and the Discovery of Handwashing
My New Course
Introduction to Python
My New Certification
Data Scientist Associate
My New Project
Dr. Semmelweis and the Discovery of Handwashing
Data Science with Python: Crafting Intelligence from Data| Unveiling Patterns and Predictions | From Data to Decision
My Work
Take a look at my latest work.
course
Data Manipulation in SQL
course
Introduction to Data Visualization with Matplotlib
course
PostgreSQL Summary Stats and Window Functions
course
Introduction to Importing Data in R
course
Introduction to Data Visualization with Seaborn
course
Python Data Science Toolbox (Part 2)
course
Python Data Science Toolbox (Part 1)
course
Writing Functions in Python
course
Intermediate Importing Data in Python
course
Introduction to Importing Data in Python
course
Functions for Manipulating Data in PostgreSQL
course
Exploratory Data Analysis in R
course
Intermediate SQL Queries
course
Introduction to Deep Learning in Python
course
Data Manipulation with dplyr
course
Unsupervised Learning in Python
course
Introduction to Data Visualization with ggplot2
course
Joining Data with dplyr
course
Data Manipulation with pandas
course
Joining Data with pandas
course
Understanding Data Science
course
Cleaning Data in Python
course
Introduction to Statistics in R
course
Introduction to Statistics in Python
course
Hypothesis Testing in Python
course
Introduction to Statistics
course
Introduction to SQL
course
Intermediate SQL
course
Joining Data in SQL
course
Exploratory Data Analysis in Python
course
Introduction to Natural Language Processing in Python
DataLab
Intermediate Python
1Upvotescourse
Introduction to PySpark
course
Introduction to the Tidyverse
course
Introduction to R
course
Intermediate R
DataLab
The Android App Market on Google Play
1Upvotescourse
Introduction to Python
course
Intermediate Python
certification
Data Scientist Associate
DataLab
Investigating Netflix Movies and Guest Stars in The Office
1UpvotesMy Certifications
These are the industry credentials that I’ve earned.
Data Scientist Associate
Other Certificates
Jonathan Cornelissen Associate Data Scientist
DataCamp Course Completion
Take a look at all the courses I’ve completed on DataCamp.
Tracks
My Education
Take a look at my formal education
Bachelor's degree in Data science and analyticsJomo Kenyatta university of Agriculture and Technology | 2025
Bachelor's degree in Data scienceDatacamp | 2023
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