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.

Arizona State University
Skills you'll gain: Data Transformation, Engineering Management, Data-Driven Decision-Making, Computational Thinking, Exploratory Data Analysis, Data Storytelling, Data Integration, Capacity Management, Data Analysis, Data Warehousing, Data Strategy, Data Management, Data Lakes, Unstructured Data, Business Intelligence, Data Governance, Data Access, Data Literacy, Solution Design, Data Quality
Beginner · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Data Wrangling, Data Manipulation, Data Transformation, Tidyverse (R Package), Data Cleansing, R Programming, Data Structures
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Process Capability, Statistical Process Controls, R (Software), Statistical Analysis, Data Analysis Software, R Programming, Quality Control, Quality Improvement, Statistical Methods, Process Analysis, Data Transformation, Statistical Hypothesis Testing, Probability Distribution
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Copilot, Data Quality, Anomaly Detection, Data Ethics, Generative AI, Data Pipelines, Data Cleansing, Data Synthesis, Data Validation, Data Processing, Responsible AI, Data Transformation, Natural Language Processing, Prompt Engineering
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, LLM Application, Real Time Data, Application Frameworks, Document Management, Data Store, Data Quality, Image Analysis
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Data Manipulation, Data Transformation, Tidyverse (R Package), Data Wrangling, R Programming, Data Analysis, Data Cleansing
Beginner · Course · 1 - 4 Weeks

UiPath
Skills you'll gain: Data Manipulation, Robotic Process Automation, Automation, Data Cleansing, Data Integration, Data Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Cleansing, Data Transformation, Alteryx, Data Manipulation, Data Import/Export, Data Wrangling, Workflow Management, Scheduling, Automation, Analysis
Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Data Governance, Data Management, Data Architecture, Data Quality, Data Strategy, Information Management, Metadata Management, Governance, Data Security, Identity and Access Management
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Pandas (Python Package), Data Wrangling, NumPy, Data Cleansing, Data Structures, Data Analysis, Data Manipulation, Data Transformation, Data Quality, Exploratory Data Analysis, Statistical Analysis, Data Integration, Programming Principles, Python Programming, Scripting
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Exploratory Data Analysis, Data Wrangling, Data Integration, Data Processing, Data Collection, Data Validation, Data Cleansing, Data Quality, Data Analysis, Data Manipulation, Data Transformation, Pivot Tables And Charts, Statistical Visualization, Data Visualization, Statistical Analysis, Data Mining, Dimensionality Reduction
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Transaction Processing, Database Management, Microsoft SQL Servers, SQL, Data Manipulation, Relational Databases, Data Integrity, Generative AI, Performance Tuning
Beginner · Course · 1 - 4 Weeks