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.

Universidad Nacional de Colombia
Skills you'll gain: Web Presence, Research, Personally Identifiable Information, Science and Research, Data Sharing, Identity and Access Management, digital literacy, User Accounts, Ethical Standards And Conduct, Higher Education, Information Privacy, Content Management
★ 5 (13) · Beginner · Course · 1 - 3 Months
Codio
Skills you'll gain: Matplotlib, Version Control, Text Mining, GitHub, Large Language Modeling, Django (Web Framework), Git (Version Control System), Package and Software Management, Platform As A Service (PaaS), Plot (Graphics), Application Deployment, Object-Relational Mapping, Hugging Face, Natural Language Processing, Data Visualization Software, Unit Testing, Statistical Visualization, Development Environment, Cloud Hosting, Python Programming
★ 3.9 (24) · Intermediate · Specialization · 1 - 3 Months

Logical Operations
Skills you'll gain: Presentations, Microsoft PowerPoint, Oral Expression, Public Speaking, Verbal Communication Skills, Virtual Teams, Target Audience, Microsoft Office, Communication, Persuasive Communication, Discussion Facilitation, Communication Strategies, Storytelling, Data Storytelling, Business Communication, Planning, Organizational Skills, Data Analysis
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Large Language Modeling, Model Optimization, Recurrent Neural Networks (RNNs), Natural Language Processing, Prompt Engineering, Model Training, LLM Application, Artificial Neural Networks, Transfer Learning, Deep Learning, Embeddings, Fine-tuning, Generative Model Architectures
★ 4.9 (8) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Programming Principles, Development Environment, Data Management, Integrated Development Environments, Software Installation, Style Guides
Beginner · Course · 3 - 6 Months

Skills you'll gain: 3D Modeling, Computer Graphics, 3D Assets, Visualization (Computer Graphics), Computer Graphic Techniques, Creativity, System Configuration
Mixed · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Accident Prevention, Safety Standards, Safety Training, Safety Audits, Maintenance, Repair, and Facility Services, Hazard Analysis, Emergency Response, Construction, Construction Engineering, Facility Repair And Maintenance, General Construction and Construction Labor, Waste Minimization, Sustainable Engineering, Personal protective equipment, Pollution Prevention, Real Time Data, Automation
★ 4.1 (10) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Advanced Analytics, Budget Management, Hotel And Restaurant Management, Hospitality Management, Budgeting, Financial Forecasting, Hospitality, Variance Analysis, Forecasting, Hotel Operations, Operating Budget, Corporate Sustainability, Revenue Management, Sustainable Business, Financial Analysis, Performance Analysis, Sustainability Reporting, Analysis, Performance Metric, Strategic Decision-Making
★ 5 (7) · Beginner · Course · 1 - 3 Months

Universidad de Palermo
Skills you'll gain: Eclipse (Software), Java, Java Programming, Object Oriented Programming (OOP), Integrated Development Environments, Data Structures, File I/O, Programming Principles, Algorithms, Computer Programming, Software Development Tools, Computational Thinking, Software Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Customer Relationship Management, Customer Relationship Management (CRM) Software, Customer Data Management, Customer Analysis, Organizational Strategy, Customer Relationship Building, Salesforce, Marketing Automation, Customer Insights, Operational Analysis, Case Studies, Market Analysis, Analysis, Business Strategy, Business Process Automation, Spatial Data Analysis, Customer experience improvement, Auditing
★ 4.8 (12) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: GitHub Copilot, Unit Testing, Test Script Development, Flask (Web Framework), Front-End Web Development, Web Applications, Web Development, Microsoft Visual Studio, Python Programming, Development Environment, User Interface (UI), Generative AI, Software Installation
★ 4.7 (18) · Intermediate · Guided Project · Less Than 2 Hours

Alfaisal University | KLD
Skills you'll gain: Financial Statement Analysis, Financial Statements, Financial Analysis, Accounting, Income Statement, Generally Accepted Accounting Principles (GAAP), Standard Accounting Practices, Financial Reporting, Financial Accounting, Financial Data, Balance Sheet, Budgeting
★ 4.9 (23) · Beginner · Course · 1 - 4 Weeks