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: Linux, Scripting, Linux Administration, Linux Commands, Scripting Languages, Operating System Administration, Data Persistence, Bash (Scripting Language), Shell Script, Unix Shell, Systems Administration, IT Automation, Software Installation, Data Store, Command-Line Interface, Cloud Hosting, Object-Relational Mapping, YAML, System Programming, Python Programming
Mixed · 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
Beginner · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Responsible AI, Property and Real Estate, Tensorflow, Real Estate, Artificial Intelligence, Applied Machine Learning, Keras (Neural Network Library), Data Ethics, Lead Generation, AI Personalization, Property Management, Fraud detection, Data-Driven Marketing, Marketing Strategies, AI Integrations, Marketing Automation, Machine Learning, Investment Management, Investments, Predictive Analytics
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Usability Testing, Usability, Human Centered Design, Software Testing, Surveys, User Experience Design, Software Quality (SQA/SQC), Survey Creation, Test Planning, Technical Communication, UI/UX Research, User Research, User Centered Design, Web Content Accessibility Guidelines, Report Writing, User Experience, Risk Management Framework, Stakeholder Engagement, Regulation and Legal Compliance
Advanced · Specialization · 1 - 3 Months

Skills you'll gain: Apache Maven, Java, Object Oriented Design, Build Tools, Memory Management, Hibernate (Java), Unit Testing, File I/O, Data Persistence, Docker (Software), Software Testing, Software Design Patterns, Integrated Development Environments, Object-Relational Mapping, Functional Design
Beginner · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: SQL, Database Management, Relational Databases, Databases, Database Design, Data Visualization Software, Database Management Systems, Query Languages, Web Scraping, Data Processing, Object Oriented Programming (OOP), Data Modeling, Object Oriented Design, Python Programming, Data Collection
Mixed · Course · 1 - 3 Months

Skills you'll gain: Technical Sales, Sales, Sales Pipelines, Sales Strategy, Sales Enablement, Sales Training, Selling Techniques, Sales Operations, Sales Process, Personalized Campaigns, AI Personalization, Customer Relationship Management (CRM) Software, Meeting Facilitation, Marketing Automation, Discussion Facilitation, Virtual Teams, Sales Presentation, Consumer Behaviour, Customer Relationship Building, Stakeholder Analysis
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Virtualization, Virtualization and Virtual Machines, Virtual Machines, Virtual Networking, Data Centers, Virtual Local Area Network (VLAN), Data Storage Technologies, Data Storage, Data Infrastructure, Servers, Virtual Reality, Memory Management, Network Switches, iSCSI Configuration, Remote Access Systems, Computer Hardware
Build toward a degree
Intermediate · Course · 1 - 3 Months
Macquarie University
Skills you'll gain: Dashboard, Data Cleansing, Excel Formulas, Data Visualization, Microsoft Excel, Spreadsheet Software, Data Storytelling, Data Integrity, Technical Documentation, Business Intelligence, Depreciation, Finance, Loans, Financial Analysis, Automation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Natural Language Processing, Recurrent Neural Networks (RNNs), Generative AI, Large Language Modeling, Token Optimization, Embeddings, Generative Model Architectures, Data Pipelines, Data Preprocessing, Artificial Neural Networks, Unstructured Data, Machine Learning Methods, Machine Learning, Model Evaluation
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: USB, Electronic Hardware, Hardware Design, Electronics, Electronic Systems, Electronics Engineering, Electrical Power, Electronic Components, Computer-Aided Design, Schematic Diagrams, Drafting and Engineering Design, Design, Design Specifications, Design Strategies, Verification And Validation, Data Import/Export
Intermediate · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Generative AI, Generative Model Architectures, Object Oriented Programming (OOP), Artificial Neural Networks, Computer Programming, Debugging, Python Programming, Critical Thinking
Intermediate · Course · 1 - 4 Weeks