Data cleaning courses can help you learn techniques for identifying and correcting errors in datasets, handling missing values, and standardizing data formats. You can build skills in data validation, outlier detection, and transforming raw data into a usable format. Many courses introduce tools like Python libraries such as Pandas and NumPy, as well as software like OpenRefine, that support executing data cleaning tasks efficiently and ensuring data quality for analysis.

Skills you'll gain: Data Lakes, Microsoft Azure, Extract, Transform, Load, Power BI, Data Governance, Data Integration, Data Architecture, Data Management, Data Pipelines, Dataflow, Data Warehousing, Data Transformation, Data Analysis, Data Security, Data Storage, Python Programming, Machine Learning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Graph Theory, Algorithms, Java, Java Programming, Data Management, Secure Coding, Theoretical Computer Science, Programming Principles, Other Programming Languages, Performance Tuning, Computer Programming
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: TypeScript, Programming Principles, Web Development Tools
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Data Cleansing, Data Manipulation, Data Integration, R Programming, Data Wrangling, Data Preprocessing, Tidyverse (R Package), Data Processing, R (Software), Data Management
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Large Language Modeling, Generative AI, Generative Model Architectures, LLM Application, Generative Adversarial Networks (GANs), Hugging Face, Data Pipelines, PyTorch (Machine Learning Library), Natural Language Processing, Data Preprocessing, Model Training, Recurrent Neural Networks (RNNs)
Intermediate · Course · 1 - 4 Weeks

Fred Hutchinson Cancer Center
Skills you'll gain: Bioinformatics, Molecular Biology, Data Collection, Data Processing, Research, Science and Research, General Science and Research, Laboratory Techniques, Analysis, Research Methodologies, Research Design
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Data Lakes, Microsoft Azure, Stored Procedure, Data Architecture, Performance Tuning, Data Management, Query Languages, Data Manipulation, Scripting, SQL, Data Processing, Windows PowerShell, Microsoft Visual Studio, Command-Line Interface, Heat Maps
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Debugging, Automation, Python Programming, Data Structures, Programming Principles, Scripting Languages, Development Environment, Scripting, Data Manipulation, Other Programming Languages, File Management, Data Validation, Package and Software Management, Software Installation
Beginner · Course · 3 - 6 Months

Sungkyunkwan University
Skills you'll gain: Portfolio Management, Portfolio Risk, Investment Management, Investments, Performance Analysis, Risk Modeling, R Programming, R (Software), Time Series Analysis and Forecasting, Risk Analysis, Financial Analysis, Market Data, Financial Modeling, Financial Forecasting, Financial Data, Statistical Programming, Risk Management, Correlation Analysis, Regression Analysis, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Visualization, Data Presentation, Matplotlib, Plotly, Seaborn, Plot (Graphics), Exploratory Data Analysis, Dashboard Creation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Algorithms, Graph Theory, Data Structures, C++ (Programming Language), C and C++, Programming Principles, Computer Programming, Object Oriented Programming (OOP), Theoretical Computer Science
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Patient Registration, Registration, Health Information Management, Health Information Management and Medical Records, Data Quality, Data Entry, Denial Management, Data Validation, Medical Records, Electronic Medical Record System, Medical Office Procedures, Data Maintenance, Data Integrity, Quality Assurance
Beginner · Course · 1 - 4 Weeks