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.

Interactive Brokers
Skills you'll gain: Market Trend, Portfolio Risk, Technical Analysis, Risk Management, Market Data, Trend Analysis, Investment Management, Investments, Financial Trading, Equities
★ 4.8 (11) · Beginner · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Adaptive Equipment, Home Health Care and Assisted Living, Home Health Care, Network Protocols, Wireless Networks, Health Technology, Disabilities, Long Term Care, End User Training and Support, Self Service Technologies, Telecommunications, Internet Of Things, Patient Evaluation, Occupational Therapy, Interoperability, Human Computer Interaction, Usability, Clinical Assessment, Patient-centered Care, Automation
Beginner · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Basic Electrical Systems, electromagnetics, Mathematical Modeling, Education Software and Technology, Simulations, Simulation and Simulation Software, Physics, Experimentation, Scientific Visualization
Intermediate · Course · 1 - 3 Months

Skills you'll gain: File Systems, Mac OS, User Accounts, File Management, User Provisioning, Data Security, Operating System Administration, Software Installation, Unix, System Configuration, Unix Commands, Security Controls, Knowledge of Apple Hardware, Authorization (Computing), Data Management, Disaster Recovery, Data Storage, Control Panels, Encryption
★ 4.9 (9) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, AI literacy, AI Security, Generative AI, Regulatory Requirements, Data Ethics, Information Privacy, Law, Regulation, and Compliance, Regulatory Compliance, Regulation and Legal Compliance, Risk Analysis, Case Studies, Data Governance, Risk Mitigation, Risk Management, Mitigation
★ 4.7 (7) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, User Interface (UI), Bootstrap (Front-End Framework), User Interface (UI) Design, Development Environment, Debugging, Frontend Integration, Full-Stack Web Development, Animations, Web Applications, Test Tools, Unit Testing, FinTech, Application Development, Javascript, Emerging Technologies, Virtual Machines, Software Testing, Integrated Development Environments, Other Programming Languages
★ 4.5 (10) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: 3D Modeling, 3D Assets, Visualization (Computer Graphics), Design Software, Editing, User Interface (UI), Software Installation
★ 4.9 (18) · Mixed · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Musical Composition, Music, Algorithms, Digital Signal Processing, Programming Principles, Other Programming Languages, Development Environment, Object Oriented Programming (OOP), Data Mapping
★ 4.6 (23) · Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Social Media, Social Media Marketing, Social Media Management, Social Media Strategy, Social Media Content, Social Media Campaigns, Content Performance Analysis, Social Media Analytics, Brand Management, Campaign Management, Instagram, Content Creation, Performance Analysis, Branding, Campaign Planning, Performance Measurement, Target Audience, Content Scheduling, Brand Strategy, Digital Marketing Tools
★ 4.5 (11) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, MLOps (Machine Learning Operations), AI Workflows, Applied Machine Learning, Model Optimization, Data Pipelines, Responsible AI, Statistical Modeling
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Network Security, Open Shortest Path First (OSPF), Network Performance Management, Network Monitoring, Network Planning And Design, Network Engineering, Network Protocols, Infrastructure as Code (IaC), Terraform, Configuration Management, Encryption, System Configuration, Authentications, Scalability
★ 4.7 (24) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: TypeScript
★ 4.4 (19) · Intermediate · Guided Project · Less Than 2 Hours