Internet courses can help you learn web development, digital marketing, cybersecurity, and data analytics. You can build skills in coding languages like HTML, CSS, and JavaScript, as well as search engine optimization (SEO) and online advertising strategies. Many courses introduce tools such as Google Analytics for tracking website performance, WordPress for content management, and various coding frameworks to streamline development processes.

Skills you'll gain: Cybersecurity, Cloud Computing, Network Monitoring, Command-Line Interface, Cloud Services, General Networking, Linux, Windows PowerShell, Virtual Machines
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, LLM Application, User Interface (UI), Embeddings, UI Components, Semantic Web, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Package and Software Management, Linux Administration, Linux, System Monitoring, Linux Commands, Operating System Administration, File Systems, User Accounts, Command-Line Interface, Systems Administration, Data Storage, System Configuration, File Management, Data Storage Technologies, Network Monitoring, Network Administration, Software Installation, Network Troubleshooting
Beginner · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Customer experience strategy (CX), Service Design, Design Thinking, Change Management, Vendor Management, Social Media Campaigns, Hospitality Management, Social Media Marketing, Process Mapping, Key Performance Indicators (KPIs), Social Media, Performance Measurement, Digital Media Strategy, Business Relationship Management, Operational Efficiency, Digital Marketing, Leadership, Customer Engagement, Search Engine Optimization, Content Management
Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Network Routing, TCP/IP, Firewall, Google Cloud Platform, Virtual Networking, Private Cloud, Network Administration, Network Infrastructure, Proxy Servers, Cloud Security
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Distributed Computing, File Systems, Cloud Computing, Operating Systems, Transaction Processing, Network Security, Data Centers, Authorization (Computing), Apache Hadoop, Data Store, Authentications, Cryptography, NoSQL, Algorithms
Mixed · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Cloud Infrastructure, Network Architecture, Computer Networking, Cloud Computing Architecture, Software-Defined Networking, Cloud Computing, Network Routing, TCP/IP, Wide Area Networks, Data Centers, Network Performance Management, Network Switches, Virtual Machines, Scalability, Python Programming
Mixed · Course · 1 - 3 Months

Skills you'll gain: Network Protocols, TCP/IP, General Networking, Network Monitoring, Network Security, Network Analysis, Linux, Software Installation
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Prompt Engineering, Application Deployment, Google Cloud Platform, Kubernetes, Cloud Deployment, Cloud Applications, Cloud Infrastructure, Cloud Development, Containerization, Cloud Services, Identity and Access Management, Virtual Machines, Infrastructure As A Service (IaaS), Cloud API, Generative AI Agents, Security Assertion Markup Language (SAML), Cloud Computing, Application Programming Interface (API), Cloud Storage, Debugging
Intermediate · Specialization · 3 - 6 Months

Simplilearn
Skills you'll gain: Search Engine Marketing, Google Ads, Search Engine Optimization, Marketing Strategies, Web Analytics and SEO, Marketing, Email Marketing, Marketing Analytics, Digital Marketing, Performance marketing, Marketing Psychology, Customer Relationship Management, Paid media, Campaign Management, Marketing Automation, Advertising Campaigns, Google Analytics, UI/UX Strategy, Social Media Marketing, Digital Advertising
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: LangGraph, Generative AI Agents, AI Orchestration, Agentic systems, AI Workflows, OpenAI API, LLM Application, Agentic Workflows, Prompt Patterns, OpenAI, Large Language Modeling, AI Enablement, Retrieval-Augmented Generation, Artificial Intelligence, Semantic Web, Development Environment, Tool Calling, Microsoft Azure, AI Personalization, Microsoft Development Tools
Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Data Security, Cloud Computing, Cybersecurity, Infrastructure Security, Authentications, Authorization (Computing), Public Cloud, Network Security, Data Storage, Identity and Access Management, Data Centers, Encryption
Beginner · Course · 1 - 3 Months