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: Go (Programming Language), Debugging, Memory Management, Application Development, Program Development, Build Tools, Data Structures, Development Environment, Programming Principles, Microsoft Visual Studio, Integrated Development Environments, Software Installation, Software Development Tools, Code Reusability, Object Oriented Programming (OOP), Command-Line Interface, System Programming, Package and Software Management, Other Programming Languages
Beginner · Specialization · 3 - 6 Months

SkillUp
Skills you'll gain: Interviewing Skills, Labor Compliance, Talent Recruitment, Recruitment, Law, Regulation, and Compliance, Diversity Training, Talent Acquisition, Diversity Equity and Inclusion Initiatives, Human Resource Management, Labor Law, Workplace inclusivity, Recruitment Strategies, Professionalism, Record Keeping, Data-Driven Decision-Making, Decision Making
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vibe coding, Prompt Engineering, Prompt Patterns, AWS SageMaker, AI Integrations, Generative AI Agents, Amazon Web Services, Infrastructure as Code (IaC), Prompt Engineering Tools, AI Security, AI Enablement, Generative AI, AI Personalization, AWS CloudFormation, AI Workflows, Computer Programming, Computer Programming Tools, Artificial Intelligence, Autoencoders, Building Codes
Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Algorithms, Network Routing, Graph Theory, Theoretical Computer Science, Network Analysis, Computer Science, Big Data, Python Programming, Model Optimization
★ 4.6 (701) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Microsoft Excel, Project Management Software, Collaborative Software, Spreadsheet Software, Project Coordination, Project Management, Productivity Software, Microsoft Office, Project Planning, Data Validation
★ 4.6 (911) · Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Google Cloud Platform, Cloud Infrastructure, Cloud Storage, Data Infrastructure, Data Processing, Data Pipelines, Data Storage, Big Data, AI Workflows, Data Storage Technologies, Cloud Computing Architecture, Model Training, Model Deployment, Scalability, File Systems
Intermediate · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Rust (Programming Language), Code Reusability, Command-Line Interface, Memory Management, API Design, Data Pipelines, Development Environment, Build Tools, Package and Software Management, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Training and Development, Training Programs, Employee Performance Management, Performance Management, Talent Acquisition, Human Resources, Human Resources Information System (HRIS), Applicant Tracking Systems, Full Cycle Recruitment, Employee Onboarding, Compensation Management, Compensation and Benefits, Recruitment Strategies, Employee Training, Human Resource Strategy, Human Resource Policies, Human Resources Management and Planning, Employee Surveys, Performance Appraisal, Enterprise Risk Management (ERM)
Beginner · Professional Certificate · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Secure Coding, Application Security, Mobile Security, Vulnerability Assessments, Vulnerability Management, Application Frameworks, Risk Management Framework, Cyber Security Policies, Computer Security, Security Controls, C and C++, C# (Programming Language), Java Programming, C++ (Programming Language), PHP (Scripting Language), Python Programming, C (Programming Language), Memory Management, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Financial Statements, Microsoft Excel, Excel Formulas, Balance Sheet, Ledgers (Accounting), Financial Statement Analysis, Financial Data, Income Statement, Bookkeeping, Data Entry, Financial Reporting, Financial Accounting, Profit and Loss (P&L) Management, Spreadsheet Software, Month End Closing
★ 4.5 (862) · Intermediate · Guided Project · Less Than 2 Hours

University of Glasgow
Skills you'll gain: 3D Modeling, Biomedical Technology, Scientific Visualization, 3D Assets, Anatomy, Virtual Reality, Web Content Accessibility Guidelines, Medical Terminology, Data Visualization, Medical Imaging, Augmented and Virtual Reality (AR/VR), Software Visualization, Disabilities, Augmented Reality, Animations, Technical Communication, Computer Graphic Techniques, Visual Design, Virtual Environment, Simulations
★ 4.6 (533) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Oracle SQL Developer, Oracle Databases, Data Integrity, Business Logic, Stored Procedure, SQL, Business Process Automation, Data Persistence, Database Design, Database Development, Performance Tuning, Relational Databases, Dependency Analysis, Database Management, Database Management Systems, Computational Thinking, Database Application, Web Services, Data Access, Programming Principles
★ 4.8 (54) · Beginner · Specialization · 3 - 6 Months