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: Apache Maven, Java, Object Oriented Design, Build Tools, Memory Management, Hibernate (Java), Unit Testing, File I/O, Data Persistence, Docker (Software), Software Testing, Software Design Patterns, Integrated Development Environments, Object-Relational Mapping, Functional Design
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: AI Integrations, Cloud Deployment, Application Deployment, Application Programming Interface (API), System Monitoring, Continuous Monitoring, Performance Tuning, Model Optimization, Memory Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Transaction Processing, Data Persistence, Performance Tuning, System Programming, Memory Management, Operating Systems, C++ (Programming Language), C (Programming Language), System Configuration, Hardware Architecture, Data Storage, Computer Hardware, Data Storage Technologies, Computing Platforms, Program Development, Application Development
Beginner · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: Secure Coding, C and C++, Application Security, System Programming, C++ (Programming Language), C (Programming Language), Security Engineering, Interoperability, Unix, Embedded Software, Information Systems Security, OS Process Management, Embedded Systems, Operating Systems, Data Security, Memory Management, Authorization (Computing), Linux
Mixed · Course · 1 - 4 Weeks

Total Seminars
Skills you'll gain: Computer Hardware, Hardware Troubleshooting, Hardware Architecture, Peripheral Devices, System Support, Safety Standards, System Configuration, Computer Systems, Computer Architecture, Memory Management, Microarchitecture, IT Infrastructure, Information Technology, IT Management, Computer Programming, IT Service Management
Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: LangChain, AI Workflows, LLM Application, Generative AI, Large Language Modeling, Hugging Face, Prompt Engineering, Embeddings, AI Security, AI Integrations, Model Deployment, Memory Management
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Hardware Architecture, Microarchitecture, Memory Management, Cloud Development, Computer Programming Tools, Computing Platforms, OS Process Management
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Rust (Programming Language), Code Reusability, Data Manipulation, System Programming, Data Structures, Memory Management, Performance Tuning, Data Management, Data Analysis, Web Development, Application Development
Advanced · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Rust (Programming Language), Memory Management, Application Programming Interface (API), Server Side, Code Reusability, Back-End Web Development, System Programming, Web Frameworks, Web Development, Other Programming Languages, Web Servers, Software Documentation, Scalability, Integrated Development Environments, Build Tools, Data Analysis, Maintainability, Network Protocols, Application Development
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Data Structures, Graph Theory, Network Model, Python Programming, Data Manipulation, Memory Management, Algorithms, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Peripheral Devices, Hardware Troubleshooting, Desktop Support, Computer Hardware, Technical Support, System Requirements, System Configuration, Display Devices, Issue Tracking, Patch Management, Data Storage, Usability, Memory Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Routing Protocols, TCP/IP, Network Switches, Network Routers, Virtual Local Area Network (VLAN), Network Protocols, Network Security, General Networking, Network Routing, Network Troubleshooting, Network Administration, Computer Networking, Open Shortest Path First (OSPF), Network Monitoring, Dynamic Host Configuration Protocol (DHCP), Local Area Networks, Network Planning And Design, Border Gateway Protocol, Network Performance Management, Proxy Servers
Intermediate · Course · 1 - 3 Months