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.

University of Colorado System
Skills you'll gain: File I/O, Simulations, C (Programming Language), Computational Thinking, Automation, Algorithms, Data Structures, Programming Principles, Memory Management
Beginner · Course · 1 - 4 Weeks

The University of Melbourne
Skills you'll gain: Financial Analysis, Financial Acumen, Financial Management, Financial Data, Financial Market, Investment Management, Strategic Decision-Making, Corporate Finance, Risk Analysis, Business Risk Management
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Identity and Access Management, Prompt Engineering, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Infrastructure, Google Cloud Platform, Cloud Development, Cloud Applications, Prompt Engineering Tools, Authentications, Kubernetes, Cloud Security, Data Loss Prevention, Prompt Patterns, Cloud Deployment, Cloud Services, Cloud Computing, Encryption, Security Controls, OAuth, Threat Detection
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, Token Optimization, LLM Application, MLOps (Machine Learning Operations), Retrieval-Augmented Generation, Technical Documentation, Performance Tuning, Large Language Modeling, Technical Writing, Model Optimization, Configuration Management, Performance Testing, Data Maintenance, Benchmarking, Requirements Analysis
Intermediate · Course · 1 - 4 Weeks
Google Cloud
Skills you'll gain: Google Sheets, Google Workspace, Spreadsheet Software, Productivity Software, Excel Formulas, Data Visualization, Collaborative Software, Data Management, Data Sharing, Business Solutions, Version Control, Data Import/Export
Beginner · Course · 1 - 3 Months

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

28DIGITAL
Skills you'll gain: Geometry, Algorithms, Computer Graphics, Data Structures, Graph Theory, Spatial Data Analysis, Geographic Information Systems, Theoretical Computer Science, Spatial Analysis
Intermediate · Course · 1 - 4 Weeks

Harvard Business Review
Skills you'll gain: Business Acumen, Strategic Decision-Making, Strategic Thinking, Financial Statement Analysis, Financial Statements, Data-Driven Decision-Making, Performance Measurement, Business Leadership, Decision Making, Organizational Leadership, Competitive Analysis, Business Strategy, Leadership, Financial Acumen, Financial Analysis, Performance Metric, Business, Business Modeling, Finance
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Data Presentation, Geospatial Information and Technology, Geospatial Mapping, SQL, Data Visualization Software, Data Visualization, Verification And Validation, Plot (Graphics), Pivot Tables And Charts, Business Reporting, Query Languages, Microsoft Access, Report Writing, Data Sharing, Business Intelligence Software, Business Intelligence, Data Analysis Software, Data Analysis, Relational Databases, Microsoft Office
Intermediate · Specialization · 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

Alfaisal University | KLD
Skills you'll gain: Financial Statement Analysis, Financial Analysis, Business Planning, Financial Data, Financial Statements, Financial Acumen, Cost Estimation, Cost Management, Cost Accounting, Profit and Loss (P&L) Management, Gross Profit, Finance, Financial Reporting, Income Statement, General Finance, Financial Management, Accounting
Beginner · Course · 1 - 4 Weeks

Michigan State University
Skills you'll gain: Interviewing Skills, Journalism, Report Writing, Research Reports, Investigation, Research, Peer Review, Content Creation, Storytelling, Ethical Standards And Conduct, Data Collection, Writing and Editing, Writing
Mixed · Course · 1 - 3 Months