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.

Duke University
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Sustainability Standards, Sustainable Development, Sustainable Business, Corporate Sustainability, Sustainability Reporting, Performance Measurement, Social Impact, Stakeholder Engagement, Investment Management, Governance, Performance Analysis, Stakeholder Management, Goal Setting, Asset Management, Stakeholder Analysis, Data-Driven Decision-Making, Portfolio Management, Verification And Validation, Accountability
Mixed · Course · 1 - 3 Months

Skills you'll gain: Supervised Learning, Computer Vision, Recurrent Neural Networks (RNNs), Machine Learning Methods, Convolutional Neural Networks, Plot (Graphics), Matplotlib, Data Visualization, Probability & Statistics, Deep Learning, AI Personalization, Classification Algorithms, Artificial Intelligence, Plotly, Statistical Analysis, Statistical Methods, Machine Learning, Applied Machine Learning, Digital Signal Processing, Statistical Inference
Intermediate · Specialization · 3 - 6 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Persuasive Communication, Presentations, Verbal Communication Skills, Communication, Microsoft PowerPoint, Data Literacy, Analysis, Data Presentation, Graphical Tools, Persona (User Experience), Psychology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Large Language Modeling, MLOps (Machine Learning Operations), Fine-tuning, Model Deployment, Extract, Transform, Load, Data Pipelines, Model Optimization, Data Processing, CI/CD, Model Evaluation
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Process Capability, Statistical Process Controls, R (Software), Statistical Analysis, Statistical 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

Google Cloud
Skills you'll gain: Model Deployment, Google Cloud Platform, Cloud Infrastructure, Data Infrastructure, Cloud Storage, Data Management, Data Storage, Kubernetes, Model Training, Cloud Computing Architecture, Data Storage Technologies, Data Architecture, Data Pipelines, Performance Tuning, Scalability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Database Administration, Database Architecture and Administration, Database Management, Relational Databases, Database Software, MySQL, Database Management Systems, IBM DB2, Operational Databases, PostgreSQL, Performance Tuning, Data Maintenance, Data Storage Technologies, Disaster Recovery, Application Performance Management, Role-Based Access Control (RBAC), Network Troubleshooting, IT Automation, User Accounts, Identity and Access Management
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Go (Programming Language), Memory Management, Data Structures, Programming Principles, System Programming, Other Programming Languages, Debugging
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data-Driven Marketing, Email Marketing, Goal Setting, Marketing Analytics, Marketing Strategies, Marketing Effectiveness, Data-Driven Decision-Making, Campaign Management, Performance Metric, Dashboard, Key Performance Indicators (KPIs), Performance Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Data Visualization Software, Data Cleansing, Classification And Regression Tree (CART), Random Forest Algorithm, Decision Tree Learning, Scikit Learn (Machine Learning Library), Applied Machine Learning, Predictive Modeling, Data Wrangling, Data Preprocessing, Data Science, Model Training, Machine Learning, Machine Learning Algorithms, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Internet Of Things, Embedded Software, Embedded Systems, Mobile Development, Android Development, Emerging Technologies, Cloud Services, Application Design, Wireless Networks, Hardware Architecture, Cloud Computing, Local Area Networks, General Networking, Network Protocols, Communication Systems, Computer Hardware
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Financial Statements, Financial Statement Analysis, Financial Forecasting, Budget Management, Variance Analysis, Financial Analysis, Income Statement, Balance Sheet, Performance Measurement, Forecasting, Management Accounting, Return On Investment, Financial Data, Cash Flow Forecasting, Cost Management, Budgeting, Financial Modeling, Finance, Accounting, Financial Accounting
Beginner · Specialization · 1 - 3 Months