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.

Illinois Tech
Skills you'll gain: Virtualization, Virtualization and Virtual Machines, Virtual Machines, Virtual Networking, Data Centers, Virtual Local Area Network (VLAN), Data Storage Technologies, Data Storage, Data Infrastructure, Servers, Virtual Reality, Memory Management, Network Switches, iSCSI Configuration, Remote Access Systems, Computer Hardware
★ 4.6 (16) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Digital Assets, Financial Inclusion, Transportation, Supply Chain, and Logistics, Plan Execution, Supply Chain, Governance, Supply Chain Management, Business Transformation, FinTech, Supply Chain Systems, Business Analysis, Market Opportunities, Competitive Analysis, Interoperability, Business Leadership, Strategic Partnership, Emerging Technologies, Strategic Leadership, Stakeholder Analysis
★ 4.7 (72) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Blockchain, Digital Assets, Financial Inclusion, FinTech, Emerging Technologies, Cryptography, Distributed Computing, Financial Services, Digital Transformation, Ledgers (Accounting), Cryptographic Protocols, Network Security, Information Privacy, Transaction Processing, General Ledger, Cost Reduction
★ 4.7 (40) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Wide Area Networks, Data Centers, Virtual Networking, Virtual Machines, Network Administration, Virtualization, Network Architecture, Virtual Private Networks (VPN), Wireless Networks, Network Monitoring, Network Performance Management, Network Troubleshooting, Software-Defined Networking, Network Security, Cloud Computing, Distributed Denial-Of-Service (DDoS) Attacks, Security Controls, Key Management, Internet Of Things, Disaster Recovery
Advanced · Course · 1 - 3 Months

The State University of New York
Skills you'll gain: Professional Development, Professionalism, Business Ethics, Intercultural Competence, Strong Work Ethic, Telecommuting, Cultural Diversity, Personal Development, Overcoming Obstacles, Learning Management Systems, Cultural Sensitivity, Education Software and Technology, Collaboration, Goal Setting, Teamwork, Problem Solving, Adaptability, Higher Education, digital literacy, Communication
★ 4.2 (16) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Manufacturing Processes, Computer-Aided Design, Automation, Internet Of Things, Manufacturing and Production, Digital Transformation, Manufacturing Operations, Geometric Dimensioning And Tolerancing, Simulation and Simulation Software, Network Infrastructure, Information Technology, Finite Element Methods, AI Integrations, Cloud Computing
★ 4.5 (18) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Context Engineering, Agentic Workflows, AI Orchestration, Tool Calling, Generative AI, Gemini, Artificial Intelligence, Google Gemini, Retrieval-Augmented Generation, Model Optimization, Embeddings, Workflow Management, Python Programming, Data Validation
★ 3.7 (9) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Plotly, Interactive Data Visualization, Plot (Graphics), Data Visualization Software, Ggplot2, Exploratory Data Analysis, Data Analysis, Python Programming, Data Science, Machine Learning
★ 4.7 (269) · Intermediate · Guided Project · Less Than 2 Hours

Fundação Instituto de Administração
Skills you'll gain: Data-Driven Marketing, Big Data, Data Mining, Data-Driven Decision-Making, Marketing Automation, Marketing Strategies, Data Strategy, Customer experience strategy (CX), Digital Transformation, Data Engineering, Marketing Analytics, Marketing, MarTech, Analytics, Data Science, Innovation, Digital Brand Strategy, Applied Machine Learning, Data Processing, Marketing Effectiveness
★ 4.3 (62) · Beginner · Specialization · 1 - 3 Months

University of California San Diego
Skills you'll gain: Data Ethics, Big Data, Cybersecurity, Data Security, Cryptography, Education Software and Technology, Information Privacy, Encryption, Digital pedagogy, Data Sharing, AI Personalization, Computer Science, Information Technology, Web Applications, Web Servers, Machine Learning, Machine Learning Methods, Supervised Learning
★ 4.6 (10) · Beginner · Course · 1 - 3 Months
University of California, Irvine
Skills you'll gain: Blockchain, Data Sharing, Transaction Processing, Fraud detection, Payment Systems, Distributed Computing, Network Model, Data Integrity, FinTech, Emerging Technologies, Data Validation, Ideation
★ 4.2 (41) · Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Digital pedagogy, digital literacy, Education Software and Technology, Computational Thinking, Social Impact, Geospatial Information and Technology, Computer Networking, Media and Communications, Digital Communications, Data Centers, Algorithms, Global Positioning Systems
★ 4.9 (39) · Beginner · Course · 1 - 3 Months