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: Data Maintenance, Linux Administration, Operating System Administration, Database Software, Event Monitoring, Database Management Systems, Linux Commands, File I/O, Data Migration, Performance Testing, Data Storage Technologies, Scenario Testing, Memory Management, Data Storage, Software Installation
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Oracle Databases, Oracle SQL Developer, Database Design, Database Software, Database Administration, Database Architecture and Administration, Database Management, Database Management Systems, Performance Tuning, Data Storage, SQL, Network Administration, Memory Management, User Accounts
Mixed · 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

Skills you'll gain: LLM Application, Data Processing, Data Transformation, Generative AI Agents, Generative AI, Workflow Management, Artificial Intelligence, Context Management, Memory Management, Automation, JSON
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: vSphere DRS & HA, vCenter Server, vSphere Networking and Storage, Virtual Machines, Storage vMotion, vCenter Server Management, Virtualization and Virtual Machines, Performance Tuning, Virtualization, Memory Management, Capacity Management, System Monitoring, Data Migration
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Terraform, Infrastructure as Code (IaC), Cloud Management, Google Cloud Platform, Cloud Computing, PostgreSQL, MySQL, Cloud Infrastructure, Proxy Servers, Test Tools
Intermediate · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: AI Orchestration, AI Workflows, CrewAI, LangGraph, Agentic Workflows, Generative AI Agents, LLM Application, Agentic systems, Context Management, Memory Management, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Agentic Workflows, AI Orchestration, Generative AI Agents, AI Workflows, LLM Application, Agentic systems, Tool Calling, Context Management, AI Integrations, Data Persistence, Memory Management, Development Environment, Event-Driven Programming, Large Language Modeling, Software Architecture
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Java Programming, Development Environment, Java, Integrated Development Environments, Key Management, Software Development Tools, Cryptographic Protocols, Encryption, Cryptography, Performance Tuning, Memory Management, Scalability, Software Installation
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

Skills you'll gain: Prompt Engineering, Prompt Patterns, Prompt Engineering Tools, LLM Application, AI Workflows, AI Orchestration, No-Code Development, Retrieval-Augmented Generation, AI Integrations, Data Access, Memory Management, Agentic systems, Application Development, Application Programming Interface (API), Software Installation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Real-Time Operating Systems, Embedded Software, Software Architecture, Code Reusability, Embedded Systems, Memory Management, Systems Architecture, Software Design, Software Design Patterns, Performance Tuning, Secure Coding, Scalability, Data Sharing
Intermediate · Course · 1 - 4 Weeks