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: Pandas (Python Package), Pivot Tables And Charts, Data Manipulation, Time Series Analysis and Forecasting, Data Import/Export, Data Wrangling, Jupyter, Data Visualization, Microsoft Excel, Data Transformation, Plot (Graphics), Data Analysis, Data Cleansing, Data Preprocessing, Memory Management, Sampling (Statistics)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: C and C++, C++ (Programming Language), Development Environment, Performance Tuning, Test Tools, System Programming, Docker (Software), Computer Architecture, Containerization, Development Testing, Programming Principles, Software Development Tools, Hardware Architecture, Algorithms, Computer Programming, Python Programming, Debugging, Memory Management, Software-Defined Networking, Scripting
Intermediate · Course · 1 - 3 Months

Skills you'll gain: File I/O, Object Oriented Programming (OOP), C and C++, C++ (Programming Language), Data Structures, Object Oriented Design, Code Reusability, Memory Management, Data Persistence, Algorithms
Advanced · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Performance Tuning, Web Development, Web Applications, Software Architecture, Other Programming Languages, Network Security, Memory Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Graph Theory, Python Programming, Data Manipulation, Memory Management, Algorithms, Debugging
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

Skills you'll gain: Computer Architecture, Mainframe Computing, Mainframe Technologies, Microarchitecture, Systems Architecture, Hardware Architecture, Data Storage, Computer Science, Programming Principles, System Programming, Data Structures, Computational Logic, Computer Hardware, Program Development, Computer Programming, Memory Management
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Memory Management, Communication Systems, Data Sharing, Web Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Rust (Programming Language), OpenAI API, Generative AI Agents, Package and Software Management, Memory Management, Development Environment, LLM Application, Large Language Modeling, Unit Testing, Agentic systems, Software Documentation, Software Installation
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Role-Based Access Control (RBAC), Azure Active Directory, Authentications, Identity and Access Management, User Provisioning, Multi-Factor Authentication, Active Directory, User Accounts, Security Controls, Proxy Servers
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Orchestration, Prompt Patterns, AI Workflows, Agentic Workflows, AI Integrations, OpenAI API, Token Optimization, Test Script Development, Context Management, Code Reusability, Secure Coding, Memory Management, Authentications
Intermediate · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: C and C++, C++ (Programming Language), Object Oriented Programming (OOP), Memory Management, C (Programming Language), Algorithms, File I/O, Graph Theory, Data Structures, Secure Coding, Scaled Agile Framework
Intermediate · Course · 1 - 3 Months