Free courses can help you learn coding languages like Python and JavaScript, data analysis techniques, and web development fundamentals. You can build skills in problem-solving, algorithm design, and creating interactive websites. Many courses introduce tools such as Git for version control, SQL for database management, and various frameworks that streamline web development, allowing you to apply your skills in practical projects.

Princeton University
Skills you'll gain: Graph Theory, Data Structures, Algorithms, Theoretical Computer Science, Operations Research, Computer Programming, Java Programming, Java
Intermediate · Course · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Large Language Modeling, Prompt Engineering, LLM Application, Artificial Intelligence, Jupyter, Python Programming, Data Analysis, Artificial Intelligence and Machine Learning (AI/ML), Generative AI Agents, AI Integrations, Data Literacy, Application Development, Scripting, Programming Principles, Automation, Computer Programming, Application Programming Interface (API), Package and Software Management, Data Structures
Beginner · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Blockchain, Emerging Technologies, FinTech, Banking, Digital Assets, Social Impact, Business Ethics, Transaction Processing, Computer Programming
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Text Mining, Unstructured Data, Health Informatics, Natural Language Processing, Clinical Documentation, Model Evaluation, Data Processing, Deep Learning, Model Training, Applied Machine Learning, Feature Engineering, Machine Learning, Medical Terminology, Artificial Neural Networks, Supervised Learning, Python Programming, Computer Programming, Computer Programming Tools
Intermediate · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Computer Vision, Image Analysis, Color Theory, Digital Signal Processing, Mathematical Software, Applied Mathematics, Artificial Intelligence, Computer Programming, Matlab, Calculus, Probability & Statistics
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Data Structures, C (Programming Language), C and C++, Programming Principles, Data Management, Memory Management, Algorithms, Computer Programming, File I/O, Program Development, File Management, Other Programming Languages, Development Environment, Computational Logic
Beginner · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Robotics, Automation, Automation Engineering, Artificial Intelligence, Manufacturing and Production, Engineering, Data Ethics, Biomedical Engineering, Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Programming Principles, C++ (Programming Language), C and C++, Computer Programming, Computational Logic, Computer Science
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Debugging, Java Programming, Java, Programming Principles, Computer Programming, Computational Logic, Computer Science, Data Storage
Beginner · Course · 1 - 4 Weeks

Codio
Skills you'll gain: Algorithms, C++ (Programming Language), C and C++, Data Structures, Theoretical Computer Science, Computer Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Java Programming, Code Reusability, Java, Computer Programming, Data Validation, Data Integrity, Computer Science
Intermediate · Course · 1 - 4 Weeks

Codio
Skills you'll gain: Matplotlib, Statistical Methods, Statistical Hypothesis Testing, Plot (Graphics), Data Analysis, Statistical Analysis, Data Import/Export, Data Visualization, Data Cleansing, Probability & Statistics, Data Manipulation, Descriptive Statistics, Pandas (Python Package), Data Wrangling, Correlation Analysis, Python Programming, Programming Principles, Computer Programming, Scripting, Computational Logic
Mixed · Course · 1 - 3 Months