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.

Johns Hopkins University
Skills you'll gain: Artificial Neural Networks, Image Analysis, Event-Driven Programming, Program Development, Scalability, Applied Machine Learning, Deep Learning, C and C++, Memory Management, Performance Tuning, Software Development, C++ (Programming Language), Dataflow, Digital Signal Processing, Linear Algebra, Distributed Computing, System Programming, Hardware Architecture, Mathematical Software, Machine Learning
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Agentic systems, Generative AI Agents, LLM Application, AI Integrations, Tool Calling, Large Language Modeling, Software Design Patterns, Memory Management
Intermediate · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Java, Object Oriented Programming (OOP), Java Programming, Object Oriented Design, Android Development, Android Studio, Mobile Development, Memory Management, Android (Operating System), Programming Principles, Integrated Development Environments, Development Environment
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: API Design, API Gateway, Cloud API, Application Programming Interface (API), Restful API, Google Cloud Platform, Continuous Deployment, CI/CD, Application Deployment, Middleware, Software Versioning, Web Services, Cloud Deployment, Continuous Integration, Proxy Servers
Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Bioinformatics, Computational Thinking, Memory Management, Graph Theory, Python Programming
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Rust (Programming Language), Unit Testing, Test Case, Memory Management, Software Testing, Data Structures, GitHub, Programming Principles, Package and Software Management, Development Environment, System Programming, Software Documentation
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, Agentic systems, Agentic Workflows, Generative AI, Email Automation, Prompt Engineering, AI Workflows, ChatGPT, AI Personalization, Expense Management, Expense Reports, AI Orchestration, AI literacy, Workflow Management, Tool Calling, Google Sheets, AI Integrations, Memory Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microarchitecture, Real-Time Operating Systems, Computer Architecture, Embedded Software, Embedded Systems, Hardware Architecture, Memory Management, Software Development Tools, Digital Signal Processing, Debugging
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Penetration Testing, Exploit development, Metasploit, Application Security, Security Testing, Cyber Security Assessment, Vulnerability Scanning, Brute-force attacks, Secure Coding, Exploitation techniques, Software Design Patterns, Vulnerability Assessments, Memory Management, Amazon Web Services, SQL, Amazon Elastic Compute Cloud, Operating Systems, Data Validation
Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Generative AI Agents, Java, Java Programming, Agentic systems, Agentic Workflows, AI Workflows, Generative AI, LLM Application, Tool Calling, OpenAI API, Application Development, Prompt Engineering, Large Language Modeling, Memory Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microarchitecture, Memory Management, System Programming, Embedded Software, Hardware Architecture, System Software, Embedded Systems, Computer Architecture, Programming Principles, System Configuration, Debugging, Application Development
Intermediate · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Bioinformatics, Markov Model, Molecular Biology, Machine Learning Methods, Algorithms, Data Transformation, Memory Management, Microbiology
Intermediate · Course · 1 - 3 Months