Free programming courses can help you learn coding languages like Python, JavaScript, and Ruby, along with foundational concepts such as algorithms and data structures. You can build practical skills in web development, software debugging, and creating applications, which are crucial for tackling real-world challenges.

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Data Validation, Object Oriented Programming (OOP), Build Tools, Programming Principles, Development Environment, Distributed Computing, Business Logic, Software Testing, Unit Testing, Data Structures, Data Modeling
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Database Design, Data Processing, Web Scraping, Data Visualization, Relational Databases, Restful API, Web Services, SQL, Databases, Data Visualization Software, JSON, Interactive Data Visualization, Extensible Markup Language (XML), Data Structures, Programming Principles, Data Cleansing, Network Protocols, Data Analysis, Python Programming, Computer Programming
Build toward a degree
Beginner · Specialization · 3 - 6 Months

University of Washington
Skills you'll gain: Professional Networking, Rapport Building, Relationship Building, Communication, Business Communication, Verbal Communication Skills, English Language
Intermediate · Course · 1 - 4 Weeks

Princeton University
Skills you'll gain: Data Structures, Algorithms, Java, Performance Testing, Computer Programming, Java Programming, Theoretical Computer Science, Object Oriented Programming (OOP)
Intermediate · Course · 3 - 6 Months

Rice University
Skills you'll gain: Oral Comprehension, Critical Thinking, Learning Strategies, Active Listening, Literacy, English Language, Vocabulary, Grammar, Research, Analytical Skills
Beginner · Course · 1 - 4 Weeks

Intuit
Skills you'll gain: Bookkeeping, QuickBooks (Accounting Software), Financial Statements, Accounting Software, Financial Accounting, Ledgers (Accounting), Accounting, Accounting Records, Balance Sheet, Income Statement, General Ledger, Small Business Accounting, Ethical Standards And Conduct, Cash Flows
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Game Design, Software Development, Development Environment, Software Documentation, Data Validation, Javascript, Debugging, Maintainability, Data Structures, Software Design, Computer Programming, Data Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SAS (Software), Perl (Programming Language), Data Processing, Statistical Programming, Stored Procedure, Data Manipulation, Data Transformation, Data Analysis
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Bioinformatics, Epidemiology, Graph Theory, Infectious Diseases, Program Development, Molecular Biology, Computational Thinking, Algorithms, Software Development
Advanced · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Apache Hadoop, File Systems, Big Data, Data Infrastructure, Java, Data Structures, File Management, Systems Architecture, Data Processing, Distributed Computing, Data Storage, Development Environment, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SAS (Software), Data Import/Export, Data Validation, Data Access, Data Manipulation, Statistical Programming, Data Cleansing, Exploratory Data Analysis, Data Preprocessing, Data Analysis, SQL, Microsoft Excel, Descriptive Statistics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Order Processing, Order Management, Inventory Management System, Inventory Control, Customer Relationship Management, E-Commerce, Web Analytics, Retail Management, Product Management, Content Management Systems, Editing, Marketing, Business
Beginner · Guided Project · Less Than 2 Hours