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.

University of Colorado Boulder
Skills you'll gain: Data Mining, Data Pipelines, Analytical Skills, Data Preprocessing, Ideation, Exploratory Data Analysis, Model Evaluation, Technical Writing, Technical Communication
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Descriptive Statistics, Data Manipulation, Data Presentation, Data Visualization Software, Data Management, Data Literacy, Graphing, SAS (Software), Peer Review, Data Analysis, Statistics, Exploratory Data Analysis, Statistical Programming, Statistical Analysis, Python Programming
Mixed · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Data Pipelines, Dataflow, PySpark, Data Lakes, Microsoft Power Platform, Extract, Transform, Load, Data Quality, Apache Spark, Data Processing, Data Transformation, Data Manipulation, Data Architecture, Data Governance, Generative AI, Data Validation, AI Workflows, Data Import/Export, Cloud Storage, Debugging
Advanced · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Feature Engineering, Unsupervised Learning, Scientific Visualization, Data Ethics, Data Presentation, Statistical Visualization, Data Storytelling, Big Data, Relational Databases, Supervised Learning, Database Systems, Dataflow, Data Science, Model Evaluation, Machine Learning Methods, R Programming, Data Analysis, Model Training, SQL, Python Programming
Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Data Pipelines, Databases, Extract, Transform, Load, Data Lakes, NoSQL, Data Processing, Data Architecture, Azure Synapse Analytics, Data Warehousing, Database Systems, Data Management, Microsoft Azure, Data Transformation, Database Management Systems, Data Integration, Data Governance, Data Storage Technologies, Analytics, Data Storage, Real Time Data
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Serverless Computing, Amazon CloudWatch, Data Pipelines, Data Engineering, Amazon Web Services, Extract, Transform, Load, Data Transformation, Data Processing, Amazon S3, Site Reliability Engineering, Cloud Computing, Amazon DynamoDB, Event Monitoring, Cloud Storage, Data Preprocessing, AWS Identity and Access Management (IAM), Cloud Security, Continuous Monitoring, Performance Metric, Security Management
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Visio, Dashboard, Data Visualization, Dashboard Creation, Data Visualization Software, Interactive Data Visualization, Data Presentation, Data Validation, Data Mapping, Diagram Design, Usability Testing, User Feedback, Timelines, Data Integration, User Acceptance Testing (UAT), Real Time Data, Data Quality, Project Schedules, Project Management, Automation
Advanced · Course · 1 - 3 Months
Madecraft
Skills you'll gain: Social Network Analysis, Fraud detection, Network Analysis, Network Model, Databases, Analytics, Social Media Analytics, Relational Databases, Query Languages, Database Design, Marketing Analytics, Solution Design
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Dashboard Creation, Data Visualization Software, Data Visualization, Dashboard, Interactive Data Visualization, Google Cloud Platform
Intermediate · Project · Less Than 2 Hours

Chegg Skills
Skills you'll gain: Data Visualization, Data Presentation, Statistical Visualization, Business Reporting, Data Visualization Software, Data Literacy, Data Storytelling, Plot (Graphics), Business Analytics, Histogram, Scatter Plots, Microsoft Excel, Data-Driven Decision-Making, Trend Analysis, Graphing, Descriptive Statistics, Data Analysis, Business Communication, Decision Making, Problem Solving
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Cleansing, Rmarkdown, Data Storytelling, Data Presentation, Data Validation, Spreadsheet Software, Data Visualization, Data Ethics, Tableau Software, Data Visualization Software, Data Analysis, Google Sheets, R (Software), Ggplot2, Analytical Skills, Stakeholder Communications, Presentations, Data Quality, Data Collection, Case Studies
Beginner · Professional Certificate · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Model Deployment, Extract, Transform, Load, Federated Learning, Model Optimization, Data Pipelines, Image Analysis, Data Import/Export, Tensorflow, Transfer Learning, Convolutional Neural Networks, iOS Development, Apple iOS, Android Development, Data Preprocessing, Model Training, Data Processing, Computer Vision, MLOps (Machine Learning Operations), Javascript, Machine Learning
Intermediate · Specialization · 3 - 6 Months