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.

Coursera
Skills you'll gain: Cryptography, Encryption, Application Development, Security Engineering, C and C++, C++ (Programming Language)
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Verification And Validation, Sampling (Statistics), Statistical Machine Learning, Test Data, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: iOS Development, Apple iOS, Swift Programming, Mobile Development, Application Development, Development Environment, Mobile Development Tools, Program Development, Apple software proficiency, Software Development, User Interface (UI), Integrated Development Environments, Git (Version Control System), Debugging, Data Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Analysis
Advanced · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Disaster Recovery, Mitigation, Public Safety and National Security, Risk Management Framework, Emergency Response, Geospatial Information and Technology, Policty Analysis, Research, and Development, Policy Development, Public Policies, Spatial Data Analysis, Social Studies, Systems Thinking, Governance, Case Studies
Intermediate · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Building Information Modeling, Construction Management, Construction, Autodesk Revit, Construction Estimating, Facility Management and Maintenance, Emerging Technologies, As-Built Drawings, Facility Management, Collaborative Software, Cloud Computing, Cost Estimation, 3D Modeling, Document Management, Data Sharing, Visualization (Computer Graphics), Internet Of Things
Intermediate · Course · 1 - 3 Months

Universiteit Leiden
Skills you'll gain: Policy Development, Policy Analysis, Healthcare Ethics, Health Policy, Medical Privacy, Cultural Diversity, Liberal Arts, Ethical Standards And Conduct, Culture, Clinical Research Ethics, Informed Consent, Healthcare Industry Knowledge, Law, Regulation, and Compliance, Biotechnology, Biomedical Technology
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: NIST 800-53, Security Controls, Security Requirements Analysis, Continuous Monitoring, Cyber Security Policies, Information Assurance, Information Systems Security, Cyber Security Assessment, Personally Identifiable Information, Data Security, Multi-Factor Authentication, Computer Security Awareness Training, Document Management, System Monitoring, Identity and Access Management, Incident Management, Encryption
Mixed · Course · 1 - 3 Months

Skills you'll gain: Clinical Documentation, AI Workflows, Responsible AI, Agentic Workflows, Data Governance, Health Care Procedure and Regulation, AI Integrations, Clinical Research, Regulatory Compliance, Data Validation, Health Informatics, Medical Science and Research, Artificial Intelligence, Agentic systems, Automation, Decision Support Systems
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Bedrock, Cloud Computing Architecture, AI Workflows, Generative AI, Cloud Engineering, Amazon Web Services, Cloud Development, Cloud Computing, AI Orchestration, Applied Machine Learning, Cloud Deployment, AI literacy, Cloud Security, AWS Identity and Access Management (IAM), Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Administration, Database Architecture and Administration, Relational Databases, Database Management, Apache Airflow, Operational Databases, PostgreSQL, MySQL, Data Warehousing, Data Pipelines, Extract, Transform, Load, Database Management Systems, Database Design, Data Maintenance, SQL, Data Architecture, Performance Tuning, Disaster Recovery, Data Security, Data Transformation
Advanced · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Data Structures, Data Processing, Code Reusability, Virtual Machines, Verification And Validation, Program Development, Python Programming, Debugging, Maintainability, Data Manipulation, Virtualization, Programming Principles, Application Development, Scripting, Scripting Languages, Computer Programming, Development Environment, Software Development, Computer Programming Tools, Cross Platform Development
Beginner · Specialization · 1 - 3 Months