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.

Packt
Skills you'll gain: Data Modeling, Python Programming, Object Oriented Programming (OOP), Data Persistence, Context Management, Data Structures, Memory Management
Intermediate · Course · 1 - 3 Months

KodeKloud
Skills you'll gain: Rust (Programming Language), Program Development, Memory Management, Data Storage
Beginner · Course · 1 - 3 Months

Skills you'll gain: Salesforce Object Query Language (SOQL), Salesforce Development, Salesforce, Force.com, 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, Memory Management, Unit Testing, Object Oriented Programming (OOP)
Intermediate · Specialization · 3 - 6 Months

Pragmatic AI Labs
Skills you'll gain: Serverless Computing, Amazon Web Services, Amazon S3, Rust (Programming Language), Other Programming Languages, Cloud-Native Computing, Cloud Deployment, Performance Tuning, Data Engineering, Computing Platforms, Event-Driven Programming, Performance Testing, Ruby (Programming Language), Cloud Computing, Development Environment, Application Deployment, Build Tools, Memory Management
Beginner · Course · 1 - 4 Weeks

Hebrew University of Jerusalem
Skills you'll gain: Computer Science, Computer Systems, Computer Architecture, Computer Programming, Programming Principles, Memory Management, System Software, System Programming, Virtual Machines, Operating Systems, Hardware Architecture, Software Architecture, Algorithms, Software Design, Program Development, Object Oriented Programming (OOP), Data Structures, Computer Graphics, Peripheral Devices
★ 4.9 (534) · Mixed · Course · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Rust (Programming Language), Algorithms, Performance Tuning, Theoretical Computer Science, Performance Testing, Data Structures, Python Programming, Memory Management, Verification And Validation, Computer Programming Tools
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Scalability, Load Balancing, Performance Tuning, Software Architecture, Microsoft Copilot, Systems Architecture, Application Performance Management, Distributed Computing, Database Management, SQL, Process Optimization, Database Software, Memory Management, Database Systems, Technology Strategies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, C# (Programming Language), .NET Framework, Development Environment, Computer Programming, Programming Principles, Microsoft Development Tools, Microsoft Visual Studio, Data Structures, Computer Science, Algorithms, Software Development Tools, Computer Programming Tools, Memory Management, Debugging, Software Installation, Data Storage
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Memory Management, C++ (Programming Language), Objective-C (Programming Language), System Programming, Object Oriented Programming (OOP), File I/O, Debugging, File Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Algorithms, Programming Principles, Computer Programming, Theoretical Computer Science, Computational Thinking, Javascript, Memory Management
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Debugging, File I/O, Memory Management, Programming Principles, Maintainability, Software Testing, Program Development, C (Programming Language), Development Testing, Algorithms, Test Planning, Simulations, System Programming, Systems Development Life Cycle, Computer Programming, Data Structures, C and C++, Software Engineering, Problem Solving, Software Design
★ 4.6 (7.5K) · Beginner · Specialization · 3 - 6 Months

Pragmatic AI Labs
Skills you'll gain: Rust (Programming Language), Containerization, Other Programming Languages, Go (Programming Language), Application Deployment, Docker (Software), Embedded Systems, C and C++, Cross Platform Development, Performance Tuning, Interoperability, Memory Management, Command-Line Interface, Cloud Computing, Software Engineering, Data Engineering
Beginner · Course · 1 - 3 Months