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.

Northeastern University
Skills you'll gain: Information Privacy, Personally Identifiable Information, Data Ethics, Law, Regulation, and Compliance, Data Security, Journalism, digital literacy, Emerging Technologies, Media and Communications, Internet Of Things, Algorithms, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Data Structures, Data Storage, Algorithms, Data Storage Technologies, Database Systems, Database Theory, Theoretical Computer Science
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Business Analytics, Analytics, Data Quality, Data Integration, AI Product Strategy, Business Workflow Analysis, Process Optimization, Responsible AI, Data Analysis, Ethical Standards And Conduct
Beginner · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Virtual Networking, Network Protocols, Network Planning And Design, Network Security, Network Performance Management, Network Architecture, Network Monitoring, Computer Networking, TCP/IP, Routing Protocols, Emerging Technologies, Internet Of Things, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Governance, Role-Based Access Control (RBAC), Responsible AI, Governance, Data Management, Generative AI, Metadata Management, Security Controls, AI Security, Data Quality, Data Access, Identity and Access Management, Benchmarking, Data Security, Compliance Management, Quality Assurance and Control
Intermediate · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Predictive Modeling, Microsoft Excel, Classification Algorithms, Business Analytics, Logistic Regression, Data Analysis, Model Evaluation, Business Risk Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Visualization, Data Presentation, Dashboard, Data Storytelling, Data Visualization Software, Microsoft Excel, Spreadsheet Software, Excel Formulas, Graphing, Pivot Tables And Charts, Data Modeling, Databases, Data Analysis, Simulation and Simulation Software
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Database Design, Database Theory, MongoDB, Database Development, Database Management Systems, Databases, Data Modeling, Database Architecture and Administration, NoSQL, Relational Databases, Unified Modeling Language, SQL, Data Integrity, Performance Tuning, Diagram Design, Software Architecture, Conceptual Design
Mixed · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Spatial Data Analysis, Spatial Analysis, Geographic Information Systems, Geospatial Mapping, Database Management Systems, Big Data, Apache Hadoop, PostgreSQL, Network Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MySQL, Database Management, Database Administration, Data Warehousing, Linux Commands, Data Integrity, Unit Testing, Algorithms, Software Versioning, Command-Line Interface, Software Visualization, Linux, Pseudocode, Query Languages, Collaborative Software, Django (Web Framework), Database Architecture and Administration, Programming Principles, Computational Thinking, Test Driven Development (TDD)
Beginner · Professional Certificate · 3 - 6 Months

Simplilearn
Skills you'll gain: Matplotlib, NumPy, Data Visualization, Python Programming, Pandas (Python Package), Data Analysis, Data Visualization Software, Scripting, Analytics, Data Manipulation, Real Time Data, Data Processing, Programming Principles, Data Transformation, Data Cleansing, Data Validation
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Probability, Statistical Hypothesis Testing, Statistical Inference, Probability & Statistics, Probability Distribution, Statistical Methods, Statistics, Bayesian Statistics, Data Literacy, Sampling (Statistics), Applied Mathematics, Data Ethics, Data Analysis, Statistical Analysis, Quantitative Research, Data Science, Theoretical Computer Science, Sample Size Determination, Artificial Intelligence
Build toward a degree
Intermediate · Specialization · 3 - 6 Months