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.

Dartmouth College
Skills you'll gain: C (Programming Language), Embedded Systems, Data Structures, System Programming, Algorithms, Computer Programming, Linux, Computer Programming Tools, Debugging
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Linux Commands, Linux, Command-Line Interface, Linux Administration, OS Process Management, Ubuntu, System Monitoring, Network Troubleshooting, File Transfer Protocol (FTP), File Management
Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Generative AI Agents, LangChain, AI Workflows, LLM Application, Agentic systems, Development Environment, Model Evaluation, OpenAI, Artificial Intelligence, Scalability, Applied Machine Learning, Performance Tuning, Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Security, Internet Of Things, Network Security, Application Security, Security Engineering, Information Systems Security, Data Security, Cloud Services, Infrastructure Security, Cloud Computing, Application Design, Time Series Analysis and Forecasting, Encryption, Cryptography, Data Analysis, Identity and Access Management, Data Integrity, Authentications, Vulnerability Assessments
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Ethics, Dashboard, Power BI, Business Intelligence, Interactive Data Visualization, Data Presentation, Data Visualization, Data Storytelling, Data Visualization Software, Data-Driven Decision-Making, Business Reporting, Business Analytics, Data Analysis Expressions (DAX), Data Security, Data Management, Key Performance Indicators (KPIs), Data Analysis, Performance Analysis, Performance Tuning
Beginner · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: Professional Development, Intercultural Competence, Trustworthiness, Cultural Diversity, Personal Development, Overcoming Obstacles, Education and Training, Collaboration, Goal Setting, Teamwork, Problem Solving, Adaptability, Higher Education, digital literacy, Communication, Time Management
Beginner · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: Command-Line Interface, Linux Commands, Linux, Embedded Systems, Linux Servers, Computer Engineering, File Systems, Unix, Operating Systems, C (Programming Language), Computer Programming, Open Source Technology
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Large Language Modeling, Email Security, Exploitation techniques, AI Security, Border Gateway Protocol, Malware Protection, Mobile Security, Cybersecurity, Network Security, Open Web Application Security Project (OWASP), TCP/IP, Threat Detection, Network Analysis, Internet Of Things, Network Protocols, Network Monitoring, Responsible AI, Network Routing, Infrastructure Security, Application Security
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Prototyping, User Interface (UI) Design, Usability, User Research, Interactive Design, Design Strategies, UI/UX Research, User Centered Design, Mockups, Visual Design, Usability Testing, Graphic and Visual Design Software, Figma (Design Software), Design Thinking, Design Elements And Principles
Beginner · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: C (Programming Language), Embedded Systems, Software Visualization, Computer Engineering, Embedded Software, System Programming, Computer Science, Computer Programming, Operating Systems, Data Structures, Linux
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Virtualization, Virtual Machines, Hyper-V, Virtual Networking, VMware ESX Servers, Data Centers, Data Storage, Cloud Computing, Servers, Virtual Reality, iSCSI Configuration, Remote Access Systems, Computer Hardware
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Scikit Learn (Machine Learning Library), Tensorflow, Classification Algorithms, Supervised Learning, Applied Machine Learning, Python Programming, Feature Engineering, Data Preprocessing, Data Science, Machine Learning, Model Evaluation, Data Manipulation, Data Visualization
Intermediate · Guided Project · Less Than 2 Hours