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.

Skills you'll gain: Data Migration, PostgreSQL, Google Cloud Platform, Database Management, Database Administration, Operational Databases, Data Access, Virtual Private Networks (VPN), Data Management
Beginner · Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: Programming Principles, Program Development, Computer Programming, Python Programming, Software Installation, Data Storage, Development Environment
Mixed · Course · 1 - 3 Months

Corporate Finance Institute
Skills you'll gain: Financial Trading, Financial Market, Market Data, Economics, Capital Markets, Market Dynamics, Financial Policy, Business Economics, General Finance, Securities Trading, Market Trend, Banking, Investment Management
Beginner · Course · 1 - 3 Months

Empower School of Health
Skills you'll gain: Healthcare 5.0, Health Technology, Healthcare Ethics, Data Ethics, Telehealth, Medical Privacy, Surgery, Law, Regulation, and Compliance, Health Informatics, Health Information Management, Health Disparities, Health Care Procedure and Regulation, Health Equity, Ethical Standards And Conduct, Public Health, Regulatory Compliance, Information Privacy, Health Policy, Biomedical Technology, Automation
Intermediate · Specialization · 1 - 3 Months

Queen Mary University of London
Skills you'll gain: Tax, Tax Laws, Law, Regulation, and Compliance, Cloud Services, Tax Compliance, Cloud Computing, Regulation and Legal Compliance, Cloud Storage, Corporate Tax, Income Tax, General Data Protection Regulation (GDPR), Data Access, Data Sharing, Digital Forensics, Interoperability, Competitive Analysis, Market Analysis, Market Dynamics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Administration, Virtual Local Area Network (VLAN), General Networking, Network Architecture, Virtual Networking, TCP/IP, Local Area Networks, Computer Networking, Command-Line Interface, Network Infrastructure, Wireless Networks, Network Security, Networking Hardware, Network Switches, Network Troubleshooting, Network Protocols, Threat Detection
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Cyber Risk, Risk Management Framework, Cybersecurity, Continuous Monitoring, Cyber Governance, Cyber Security Strategy, Security Management, Infrastructure Security, Cyber Security Assessment, Cyber Security Policies, Incident Response, Security Controls, Information Privacy
Mixed · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Javascript, Application Programming Interface (API), Code Reusability, Software Design Patterns, Data Management, Data Structures, Web Development, Computational Logic, Programming Principles, Data Import/Export, Software Development, Software Engineering, Performance Tuning
Intermediate · Specialization · 1 - 3 Months

Clemson University
Skills you'll gain: Data Structures, Algorithms, Theoretical Computer Science, Computer Programming, Computer Science, Probability, Design Strategies, Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Hardware Design, Electronic Hardware, Schematic Diagrams, Computer-Aided Design, Electronic Systems, Mechanical Design, Drafting and Engineering Design, Electronics Engineering, Electrical Engineering, 3D Modeling, Electronics, Electronic Components, Simulation and Simulation Software, Simulations, Design Software, Design Specifications, Digital Signal Processing, Verification And Validation, Open Source Technology, Data Import/Export
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, Multimodal Prompts, LLM Application, Embeddings, Large Language Modeling, Generative AI, Vector Databases, Image Analysis, Applied Machine Learning
Intermediate · Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Blockchain, Risk Management, Enterprise Risk Management (ERM), Risk Analysis, Risk Management Framework, Governance Risk Management and Compliance, Legal Risk, Interoperability, IT Security Architecture, Cyber Risk, Information Technology Architecture, Network Architecture, Security Architecture Review, Solution Architecture, Governance, Project Documentation, Cryptography, Enterprise Architecture, Data Storage, Systems Architecture
Beginner · Specialization · 3 - 6 Months