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, 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

Edureka
Skills you'll gain: LangGraph, Retrieval-Augmented Generation, Generative AI Agents, AI Orchestration, CrewAI, Agentic Workflows, Agentic systems, LangChain, LLM Application, AI Integrations, Systems Integration, Tool Calling, Responsible AI, Large Language Modeling, Prompt Engineering, Restful API, Embeddings, Vector Databases, Memory Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, Memory Management, Programming Principles, Integrated Development Environments, Computational Logic, Software Development Tools, Secure Coding, Other Programming Languages, Program Development, Data Storage, Data Management, Development Testing
★ 4.9 (8) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Docker (Software), Web Applications, Containerization, Devops Tools, Virtual Networking, Microservices, YAML, Service Management, Memory Management, Command-Line Interface
★ 4.4 (8) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: C++ (Programming Language), Software Documentation, Performance Tuning, Application Design, Technical Documentation, Application Development, Memory Management, Data Structures, Generative AI, Algorithms, Scalability
Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: LangChain, LLM Application, Retrieval-Augmented Generation, Embeddings, Large Language Modeling, Tool Calling, AI Workflows, Context Management, Generative AI Agents, Vector Databases, Agentic systems, Document Management, Memory Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Target Audience, Target Market, Facebook, Earned Media, Persona Development, Customer Analysis, Owned Media, Social Media Marketing, Social Media Content, Business Marketing, Social Media, Business Planning, Drive Engagement, Marketing Planning, Digital Marketing
★ 4.5 (26) · Intermediate · Guided Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: Virtualization, Virtualization and Virtual Machines, Virtual Machines, Data Storage, Virtual Networking, Data Storage Technologies, vSphere DRS & HA, Networking Hardware, Computing Platforms, Network Architecture, Infrastructure Architecture, IT Infrastructure, End User Training and Support, Capacity Management, Data Centers, Memory Management, Network Switches, Desktop Support, Endpoint Security, Computer Hardware
Intermediate · 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, Integrated Development Environments, Data Sharing, Data Access
Beginner · Specialization · 3 - 6 Months

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

University of Geneva
Skills you'll gain: Data-oriented programming, Memory Management, Object Oriented Design, System Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux, Ubuntu, Linux Administration, Linux Servers, General Networking, Memory Management, Linux Commands, OS Process Management, Firewall, File Systems, Bash (Scripting Language), Network Security, Command-Line Interface, File Management, Unix Shell, Operating Systems, Systems Administration, Virtualization, Virtual Environment, Virtualization and Virtual Machines
Beginner · Course · 1 - 3 Months