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.

Oracle AI Database
Skills you'll gain: SQL, Oracle Databases, Database Management, Oracle Cloud, Database Design, Database Development, Relational Databases, Databases, Query Languages, Data Access, User Accounts, Cloud Management, Data Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Quality, SQL, YAML, Data Pipelines, Data Validation, CI/CD, Data Modeling, Collaborative Software, Data Transformation, Data Integrity, Code Reusability, Dependency Analysis, Version Control, Git (Version Control System), Technical Documentation, Testability, Metadata Management, Maintainability, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Automation, Automation, Application Programming Interface (API), Scripting, Gmail, Python Programming, Data Import/Export
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Social Media, Social Media Strategy, Social Media Marketing, Social Media Management, Social Media Content, Marketing Communications, Target Audience, Strategic Communication, Media Strategy, Brand Marketing, Media and Communications, Brand Strategy, Brand Management, Advertising, Stakeholder Communications, Shared Media, Social Media Analytics, Persuasive Communication, Content Creation, Digital Marketing
Intermediate · Course · 1 - 4 Weeks
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: Variance Analysis, Accounting, Financial Statements, Business Metrics, Financial Statement Analysis, Financial Acumen, Financial Analysis, General Accounting, Standard Accounting Practices, Performance Measurement, Generally Accepted Accounting Principles (GAAP), Financial Data, Cash Flows, Balance Sheet, Spreadsheet Software, Gross Profit, Performance Metric, Key Performance Indicators (KPIs), Excel Formulas, Benchmarking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: z/OS, System Software, Operating Systems, System Programming, Mainframe Computing, System Monitoring, Mainframe Technologies, Operating System Administration, Performance Tuning, System Configuration, OS Process Management, Memory Management, Data Storage, Systems Architecture, Capacity Management, Problem Management, File I/O, Context Management, Software Architecture, Disaster Recovery
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: iOS Development, Apple iOS, Swift Programming, Core Data (Software), Apple Xcode, Mobile Development, User Interface (UI), User Interface (UI) Design, UI Components, Integrated Development Environments, Debugging, Data Persistence, Data Management, Programming Principles, Application Programming Interface (API), Data Storage, Authentications
Beginner · Course · 1 - 4 Weeks
MathWorks
Skills you'll gain: User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, No-Code Development, UI Components, Interactive Design, Plot (Graphics)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Budgeting, Financial Data, Financial Reporting, Accounting and Finance Software, Financial Forecasting, Consolidation, Financial Management, Forecasting, Operational Performance Management, Financial Analysis, Performance Measurement, Financial Planning, Dashboard, Case Studies
Beginner · Course · 1 - 4 Weeks

Universidad de Palermo
Skills you'll gain: Large Language Modeling, Journalism, Generative AI, Emerging Technologies, AI literacy, OpenAI, ChatGPT, Prompt Engineering, AI Enablement, Artificial Intelligence, Responsible AI, Media and Communications, Data Ethics, Law, Regulation, and Compliance, Automation, Economics, Policy, and Social Studies, Ethical Standards And Conduct, Algorithms
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Microsoft Azure, Cloud Hosting, Cloud Platforms, Cloud Deployment, Virtual Machines, Cloud Services, Cloud Infrastructure, Application Deployment, Infrastructure As A Service (IaaS), Cloud Storage, Computing Platforms, Azure DevOps, Hybrid Cloud Computing, Data Storage, Microsoft Development Tools, Application Servers, Data Storage Technologies, Model Deployment, Windows PowerShell, Command-Line Interface
Beginner · Course · 1 - 3 Months