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: Salesforce Object Query Language (SOQL), Salesforce Development, Salesforce, Data Import/Export, Web Components, Business Process Automation, Data Validation, Web Services, Relationship Management, Workflow Management, UI Components, Data Access, Automation, Application Security, Test Script Development, Secure Coding, Web Development, Memory Management, Unit Testing, Object Oriented Programming (OOP)
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Package and Software Management, Software Installation, Memory Management, Build Tools, Programming Principles
Beginner · Course · 1 - 3 Months

Skills you'll gain: Redis, Data Persistence, Data Store, NoSQL, Performance Tuning, Transaction Processing, Key Management, Server Administration, Data Structures, Data Storage, Real Time Data, Data Management, Servers, Event-Driven Programming, Scalability, Scripting Languages, Software Architecture, Memory Management, Query Languages, Data Modeling
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Database Management Systems, Memory Management, Analysis
Intermediate · Course · 1 - 3 Months

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

Pearson
Skills you'll gain: Linux Administration, Containerization, Linux, Memory Management, Linux Commands, OS Process Management, File Systems, System Programming, Operating Systems, Data Storage, Cloud Storage, Data Storage Technologies, General Networking, Network Administration, Performance Tuning, System Configuration, C (Programming Language), Git (Version Control System)
Intermediate · Course · 1 - 4 Weeks

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
Beginner · Course · 1 - 3 Months

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

Skills you'll gain: Security Testing, Test Tools, Vulnerability Scanning, Exploitation techniques, Vulnerability Assessments, Application Security, Network Protocols, Web Applications, Test Automation, Development Environment, Proxy Servers, Authentications, Software Installation, System Configuration
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Rust (Programming Language), Memory Management, Test Tools, System Programming, Package and Software Management, Data Structures, Software Installation, Code Reusability, Build Tools, Programming Principles, Other Programming Languages, Secure Coding, Maintainability, Data Management, Data Sharing, Data Access
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Unified Modeling Language, Software Design Patterns, C++ (Programming Language), Software Architecture, Object Oriented Design, Software Design, Code Reusability, Object Oriented Programming (OOP), Maintainability, Programming Principles, Memory Management
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