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.

Microsoft
Skills you'll gain: Generative AI, Microsoft Copilot, Generative Model Architectures, Generative Adversarial Networks (GANs), Natural Language Processing, Data Quality, Anomaly Detection, AI literacy, Data Storytelling, Responsible AI, Data Visualization, Data Ethics, Data-Driven Decision-Making, Data Presentation, Data Pipelines, Data Cleansing, Data Visualization Software, Data Preprocessing, Data Science, Critical Thinking
★ 4.6 (69) · Beginner · Specialization · 1 - 3 Months

University of California San Diego
Skills you'll gain: Data Modeling, Data Infrastructure, Data Store, Databases, Big Data, Data Management, Database Management Systems, Real Time Data, NoSQL, Database Design, Data Processing, Apache Hadoop, Query Languages, Relational Databases, Data Structures, Data Analysis, Virtual Environment
★ 4.4 (3K) · Mixed · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Model Evaluation, Exploratory Data Analysis, Apache Spark, Classification Algorithms, Big Data, Model Training, Regression Analysis, Data Mining, Applied Machine Learning, Data Preprocessing, Machine Learning Methods, Statistical Analysis, Machine Learning Software, Machine Learning, Data Analysis, Unsupervised Learning, Machine Learning Algorithms, Data Wrangling, Descriptive Statistics, Data Transformation
★ 4.6 (2.5K) · Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Web Scraping, R (Software), Relational Databases, Statistical Software, Data Import/Export, R Programming, Databases, Microsoft Excel
★ 4.6 (19) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Dashboard, Conversion Funnel Analysis, Data Preprocessing, Apache Airflow, Star Schema, Data Storytelling, Extract, Transform, Load, Data Transformation, SQL, Data Pipelines, JSON, Apache Kafka, Data Warehousing, Data Modeling, Pandas (Python Package), Business Intelligence, Data Validation, Data Quality, Performance Improvement, Python Programming
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Cleansing, Stakeholder Management, Rmarkdown, Data Presentation, Data Storytelling, Data Visualization, Data Validation, Stakeholder Engagement, Ggplot2, Stakeholder Communications, Data Ethics, R (Software), Dashboard Creation, Analytical Skills, Data Integrity, Data Synthesis, Case Studies, Data-Driven Decision-Making, Data Analysis, Google Sheets
★ 4.5 (36) · Beginner · Professional Certificate · 3 - 6 Months

Illinois Tech
Skills you'll gain: Machine Learning Algorithms, Model Evaluation, Statistical Analysis, Data Visualization, Data Analysis, Exploratory Data Analysis, Statistical Methods, Data Presentation, Analysis, Probability & Statistics, Data Cleansing, Applied Machine Learning, Analytics, Machine Learning, Data Preprocessing, Data Processing, Model Training, Correlation Analysis, Decision Tree Learning, Logistic Regression
★ 4.3 (6) · Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Data Processing, Data Manipulation, Data Visualization, Interactive Data Visualization, Web Scraping, Data Visualization Software, Pandas (Python Package), Data Preprocessing, Data Science, Data Cleansing, Matplotlib, NumPy, JSON, Python Programming, File I/O
★ 4.3 (200) · Intermediate · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Virtual Networking, Data Centers, vSphere Networking and Storage, Software-Defined Data Center (SDDC), Virtual Local Area Network (VLAN), Virtualization, VMware ESX Servers, Software-Defined Networking, Network Architecture, vCenter Server, Network Infrastructure, Network Switches, Virtualization and Virtual Machines, Virtual Machines, Network Protocols, vSphere DRS & HA, Routing Protocols, Network Routing, Application Performance Management, Scalability
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Dashboard Creation, Data Presentation, Data Visualization Software, Data Import/Export, Big Data, Analytics, Cloud Computing
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Data Storytelling, Rmarkdown, Knitr, Data Visualization, Data Validation, Statistical Hypothesis Testing, Data Presentation, Dashboard, Data Synthesis, Dashboard Creation, Regression Analysis, Power BI, A/B Testing, Data Transformation, Market Research, Statistical Analysis, R Programming, Business Intelligence, Microsoft Excel, Surveys
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Multi-Cloud, Data Architecture, Dataflow, Data Management, Regulatory Compliance, Law, Regulation, and Compliance, Compliance Management, Cloud Management, Data Infrastructure, Regulatory Requirements, Data Strategy, AI Integrations, Data Science, Strategic Planning
★ 4.6 (36) · Intermediate · Course · 1 - 4 Weeks