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.

University of Arizona
Skills you'll gain: Integrated Marketing Communications, Advertising, Advertising Campaigns, Marketing Communications, Media Strategy, Paid media, Owned Media, Customer Advocacy, Journey Mapping, Branding, Cross-Channel Marketing, Digital Media Strategy, Earned Media, Search Engine Optimization, Customer Engagement, Content Development and Management, Goal Setting, Brand Awareness, Culture, Consumer Behaviour
Beginner · Course · 1 - 4 Weeks

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

Edureka
Skills you'll gain: Restful API, Rust (Programming Language), API Design, Object-Relational Mapping, Application Programming Interface (API), Server Side, Back-End Web Development, System Programming, Web Frameworks, Web Development, Web Servers, Software Documentation, Web Applications, Scalability, Database Management, Network Protocols, Memory Management, Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Databases, Memory Management, Operational Databases, Database Management, Database Architecture and Administration, Relational Databases, Database Software, Performance Tuning, Database Management Systems, Server Administration, Data Maintenance, User Accounts, Disaster Recovery, Data Storage, Role-Based Access Control (RBAC), Identity and Access Management, System Configuration, File Management, Authentications
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Model Deployment, Application Deployment, Model Optimization, MLOps (Machine Learning Operations), Cloud Deployment, Fine-tuning, Containerization, LLM Application, Large Language Modeling, Docker (Software), Model Evaluation, API Design, Scalability, Memory Management
Advanced · 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

Skills you'll gain: Unified Modeling Language, Software Design Patterns, C++ (Programming Language), Software Architecture, Object Oriented Design, Software Design, Code Reusability, Object Oriented Programming (OOP), Maintainability, Programming Principles, Diagram Design, Memory Management
Intermediate · Course · 1 - 3 Months

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

Board Infinity
Skills you'll gain: LangGraph, AI Workflows, AI Orchestration, LLM Application, LangChain, CrewAI, Large Language Modeling, Agentic Workflows, Agentic systems, Application Deployment, Artificial Intelligence and Machine Learning (AI/ML), Context Management, Vector Databases, Memory Management, Performance Testing, Data Validation
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Social Media Strategy, Social Media, Social Media Content, Media Planning, Social Media Marketing, Media Strategy, Social Media Management, Communication Planning, Strategic Communication, Paid media, Content Strategy, Digital Media Strategy, Earned Media, Owned Media, Content Marketing, Brand Strategy, Content Performance Analysis, Social Media Analytics, Content Creation, Brand Management
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, Large Language Modeling, Software Architecture
Intermediate · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: Hardware Troubleshooting, Computer Hardware, Data Storage Technologies, Data Storage, Encryption, System Configuration, Electronic Hardware, Hardware Architecture, Cloud Storage, Desktop Support, Power Electronics, IT Infrastructure, USB, Help Desk Support, Performance Tuning, Memory Management, IT Security Architecture, IT Management
Beginner · Course · 1 - 3 Months