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: Hardware Architecture, Microarchitecture, Bash (Scripting Language), Distributed Computing, Scalability, Memory Management, Shell Script, Computer Systems, File I/O, Big Data, Linux Commands, Operating Systems, File Systems, Cloud Development, C and C++, Linux, Computing Platforms, Data Import/Export, C++ (Programming Language), Communication Systems
Advanced · Specialization · 3 - 6 Months

American Psychological Association
Skills you'll gain: Descriptive Statistics, Probability & Statistics, Exploratory Data Analysis, Graphing, Variance Analysis, Statistical Visualization, Data Literacy, Statistical Analysis, Statistical Methods, Statistics, Data Analysis, Analytical Skills, Research
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Gemini, Google Cloud Platform, Gemini, Generative AI, AI Security, Generative AI Agents, AI literacy, AI Product Strategy, Responsible AI, Cloud Platforms, Data Governance, Cloud Infrastructure
Beginner · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Blockchain, Emerging Technologies, Distributed Computing, Cloud Platforms, Computing Platforms, Microsoft Azure, FinTech, Cloud Computing Architecture, Platform As A Service (PaaS), Cryptographic Protocols, Web Applications, Transaction Processing, File Systems, Scalability, Encryption, Data Storage Technologies, Data Storage, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Data Presentation, Customer Analysis, Customer Retention, Customer Insights, Strategic Decision-Making, Product Strategy, Data Analysis, Knowledge Transfer, Data-Driven Decision-Making, Advanced Analytics, Unsupervised Learning, Applied Machine Learning, Technical Documentation, Performance Measurement, Machine Learning Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Earned Value Management, Project Controls, Project Planning, Project Performance, Project Management Software, Cost Management, Project Portfolio Management, Budget Management, Performance Reporting, Expense Management, Process Improvement and Optimization, Report Writing, Administration, System Configuration, Dependency Analysis, Data Visualization, User Accounts, Data Import/Export, Database Administration
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Quality Monitoring, Cloud API, Application Programming Interface (API), Cloud Hosting, Webhook Security, Data Migration
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Tableau Software, Data Visualization Software, Dashboard Creation, Data Storytelling, Data Analysis, Report Writing, Spreadsheet Software, Data Visualization, Dashboard, Interactive Data Visualization, Data Presentation, Microsoft Excel, Statistical Analysis, Predictive Analytics, Data Transformation, Microsoft Office, Microsoft PowerPoint, Productivity Software, Forecasting, Data Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Data-Driven Marketing, Personalized Campaigns, Prompt Engineering Tools, Prompt Patterns, Marketing Automation, Marketing Operations, AI Personalization, Marketing Effectiveness, Content Marketing, Campaign Planning, Social Media Campaigns, Content Performance Analysis, Marketing Strategies, Agentic Workflows, Marketing Analytics, Customer Relationship Management (CRM) Software, Customer Relationship Management, Data-Driven Decision-Making, Driving engagement
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Cloud-Native Computing, Google Cloud Platform, Application Deployment, Scalability, Load Balancing, Containerization, Data Persistence, Data Storage, General Networking, Network Security, Configuration Management
Intermediate · Course · 1 - 3 Months

University of London
Skills you'll gain: Sampling (Statistics), Descriptive Statistics, Data Presentation, Statistics, Statistical Methods, Estimation, Probability, Data-Driven Decision-Making, Data Collection, Probability & Statistics, Statistical Inference, Statistical Hypothesis Testing, Probability Distribution, Decision Making, Data Analysis, Statistical Visualization, Graphing
Mixed · Course · 1 - 4 Weeks

Amazon
Skills you'll gain: Full-Stack Web Development, Restful API, Cloud Deployment, Frontend Integration, Front-End Web Development, Web Design and Development, Web Services, Cloud Development, Application Deployment, Cloud Applications, Web Development, Spring Framework, Amazon Web Services, HTML and CSS, Data Persistence, Application Programming Interface (API), Server Side, Web Applications, Back-End Web Development, Javascript
Beginner · Course · 1 - 4 Weeks