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.

Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Generative AI Agents, Agentic systems, Enterprise Architecture, Retrieval-Augmented Generation, Scalability, Context Management, AI Security, Software Architecture, Vector Databases, Debugging, Memory Management
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: System Programming, Rust (Programming Language), Data Structures, Memory Management, Relational Databases, Other Programming Languages, Databases, Data Access, C (Programming Language), Programming Principles, Application Development, Code Reusability, Object Oriented Programming (OOP), C++ (Programming Language), Interoperability, Systems Integration, File I/O, Command-Line Interface, Program Development, Software Development
★ 3.9 (8) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Rust (Programming Language), Authentications, Back-End Web Development, Web Servers, Databases, Server Side, Web Applications, Restful API, Application Programming Interface (API), System Programming, Data Sharing, Data Structures, Memory Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Graph Theory, Computational Thinking, Data Structures, Algorithms, Problem Solving, Programming Principles, Computer Programming, Theoretical Computer Science, Javascript, Solution Design, Performance Tuning, Memory Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Embedded Systems, Embedded Software, Memory Management, C (Programming Language), Software Development
Intermediate · Guided Project · Less Than 2 Hours

Kennesaw State University
Skills you'll gain: Wireless Networks, Mobile Security, General Networking, Proxy Servers, Network Security, Cybersecurity, Telecommunications, Virtual Private Networks (VPN), Infrastructure Security, Data Security, Security Awareness, Remote Access Systems, Network Protocols, Information Privacy, Communication Systems, Emerging Technologies
★ 4.9 (10) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Security Testing, Penetration Testing, Open Web Application Security Project (OWASP), Vulnerability Scanning, Application Security, Exploitation techniques, Vulnerability Assessments, Test Tools, Web Applications, Proxy Servers, SQL
Intermediate · Course · 1 - 3 Months

Skills you'll gain: z/OS, System Software, Operating Systems, System Programming, Mainframe Computing, System Monitoring, Mainframe Technologies, Operating System Administration, Performance Tuning, System Configuration, OS Process Management, Memory Management, Data Storage, Systems Architecture, Capacity Management, Problem Management, File I/O, Context Management, Software Architecture, Disaster Recovery
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Object Oriented Design, Java Programming, Java, Object Oriented Programming (OOP), Data Persistence, Software Design Patterns, Maintainability, Memory Management, Programming Principles, Code Reusability, Functional Design, Computer Programming, Oracle Databases, File Systems, Computational Logic, API Design, Data Structures, Software Design, File Management, Data Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Rust (Programming Language), Memory Management, System Programming, Other Programming Languages, Code Reusability, Secure Coding, Data Structures, Data Sharing, Data Management, Data Access
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Rust (Programming Language), Command-Line Interface, Other Programming Languages, Package and Software Management, Memory Management, Go (Programming Language), Programming Principles, Program Development, C (Programming Language), Secure Coding, Software Development, Computer Programming
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Model Optimization, Token Optimization, Model Deployment, Generative AI, Performance Tuning, Model Evaluation, Performance Testing, Cross Platform Development, PyTorch (Machine Learning Library), Memory Management, Development Environment, Hardware Architecture, Scalability
Intermediate · Course · 1 - 4 Weeks