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.

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Unified Modeling Language, JUnit, Software Testing, Software Engineering, Java, Java Programming, Computer Programming, Unit Testing, Software Design, Test Driven Development (TDD), Diagram Design
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Dashboard Creation, Power BI, Data-Driven Decision-Making, Business Intelligence, Data Presentation, Data Storytelling, Data Visualization Software, Data Transformation, Data Analysis Expressions (DAX), Data Modeling, Star Schema, Pivot Tables And Charts, Key Performance Indicators (KPIs), Data Processing, Interactive Data Visualization, Microsoft Power Platform, Microsoft Excel, Data Management, Data Analysis, Advanced Analytics
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Bioinformatics, Scientific Visualization, Data Access, Extensible Languages and XML, Extensible Markup Language (XML), Data Visualization, Database Software, Data Manipulation, File I/O, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Matplotlib, Web Scraping, Pivot Tables And Charts, Pandas (Python Package), Data Integration, Statistical Visualization, Data Manipulation, Exploratory Data Analysis, Data Wrangling, Data Visualization, Data-Driven Decision-Making, Data Transformation, Data Presentation, Data Processing, Data Cleansing, Data Preprocessing, Statistical Analysis, Seaborn, NumPy, Python Programming
Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Cloud API, JSON, Restful API, API Design, Application Programming Interface (API), Google Cloud Platform, Web Services, Authentications, Network Protocols
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Selenium (Software), Test Automation, Object Oriented Programming (OOP), File I/O, Test Script Development, Software Testing, Programming Principles, Browser Compatibility, Web Development Tools, Software Installation, Automation, Scripting, Python Programming, Development Environment, Integrated Development Environments, Package and Software Management
Beginner · Course · 1 - 3 Months

Interactive Brokers
Skills you'll gain: Financial Statement Analysis, Financial Statements, Financial Analysis, Financial Acumen, Investments, Supply And Demand, Real Estate, Risk Management, Market Dynamics, Market Trend, Portfolio Risk, Growth Strategies, Market Data, Business Economics, Economics, Business Metrics, Business Valuation, Compensation Analysis, Technical Analysis, Research
Beginner · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Jupyter, Microservices, AWS SageMaker, Command-Line Interface, Google Cloud Platform, Package and Software Management, Containerization, Applied Machine Learning, Python Programming, Test Automation, Algorithms, Software Installation
Intermediate · Course · 1 - 4 Weeks

Lund University
Skills you'll gain: Radiation Therapy, Medical Imaging, Diagnostic Radiology, Oncology, Medical Equipment and Technology, Patient Positioning, Biomedical Engineering, Medical Equipment, Treatment Planning, Physics, Production Process
Beginner · Course · 1 - 4 Weeks

Tel Aviv University
Mixed · Course · 1 - 4 Weeks

Alberta Machine Intelligence Institute
Skills you'll gain: Feature Engineering, Data Preprocessing, Model Evaluation, Data Quality, Model Training, Data Validation, Data Cleansing, Data Transformation, Verification And Validation, Applied Machine Learning, Machine Learning, Responsible AI, Machine Learning Algorithms, Algorithms, Python Programming, Computer Programming, Linear Algebra, Statistical Analysis
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: SQL, Data Manipulation, Relational Databases, Database Management, Database Software, Database Design, Databases, Data Integrity, Database Management Systems, Debugging, Data Management
Intermediate · Guided Project · Less Than 2 Hours