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.

Johns Hopkins University
Skills you'll gain: R (Software), Tidyverse (R Package), Web Scraping, Data Manipulation, Data Wrangling, R Programming, Data Transformation, Memory Management, Data Cleansing, Data Science, Statistical Programming, Data Integration, Data Processing, Text Mining, Data Import/Export, Web Services, Data Analysis, Data Structures, Application Programming Interface (API)
★ 4.3 (1.2K) · Intermediate · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Equipment Design, Manufacturing Processes, Plant Operations and Management, Hydraulics, Manufacturing Operations, Chemical Engineering, Manufacturing and Production, Production Process, Process Engineering, Control Systems, Industrial Design, Manufacturing Standards, Automation, Automation Engineering, Mechanical Engineering, Internet Of Things, Materials science, Machine Controls, Quality Assurance, Safety Standards
★ 4.7 (55) · Intermediate · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Security Controls, Malware Protection, Information Systems Security, Network Security, Security Testing, Firewall, Digital Forensics, Anomaly Detection, Code Review, Network Routing, Proxy Servers, Linux, Internet Of Things
★ 4.5 (174) · Beginner · Course · 1 - 4 Weeks
Google Cloud
Skills you'll gain: Google Workspace, Gmail, Google Gemini, Group Policy, Service Management, Scripting, Automation, Document Management, System Configuration, Collaborative Software, Configuration Management, Cloud Storage
★ 4.7 (1K) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Digital Transformation, Product Lifecycle Management, Business Technologies, Business Transformation, Automation, Internet Of Things, Product Development, Technology Strategies, Product Design, Technology Solutions, Emerging Technologies, Telecommunications, Cloud Computing, Artificial Intelligence
★ 4.6 (112) · Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Network Security, Computer Networking, General Networking, Authentications, Authorization (Computing), Firewall, Security Controls, Network Architecture, OSI Models, Networking Hardware, Network Protocols, Virtualization, Virtual Networking, Threat Detection, Identity and Access Management, Cloud Services, Network Planning And Design, TCP/IP, Network Infrastructure, Network Monitoring
★ 4.8 (340) · Beginner · Course · 1 - 3 Months

IE Business School
Skills you'll gain: Marketing Communications, Integrated Marketing Communications, Advertising Campaigns, Advertising, Brand Loyalty, Campaign Planning, Brand Management, Marketing, Branding, Communication Planning, Online Advertising, Brand Strategy, Public Relations, Marketing Planning, Marketing Budgets, Digital Advertising, Social Media Marketing, Digital Marketing, Marketing Management, Communication
★ 4.8 (711) · Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Network Monitoring, Network Performance Management, Network Administration, Network Security, Routing Protocols, Network Troubleshooting, OSI Models, TCP/IP, Computer Networking, Network Routers, Network Switches, General Networking, Command-Line Interface, Network Routing, Networking Hardware, Network Architecture, Network Infrastructure, Cybersecurity, Network Model, Network Protocols
★ 4.6 (113) · Beginner · Course · 1 - 4 Weeks

New York University
Skills you'll gain: Network Security, Firewall, IT Security Architecture, Distributed Denial-Of-Service (DDoS) Attacks, Network Architecture, Intrusion Detection and Prevention, TCP/IP, Cybersecurity, Threat Detection, Cyber Threat Intelligence, Cyber Attacks, Security Controls, Enterprise Security, Network Protocols, Proxy Servers
★ 4.7 (664) · Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Customer experience strategy (CX), Brand Strategy, Brand Management, Branding, Customer experience improvement, Marketing Strategies, Customer Insights, Brand Loyalty, Cross-Channel Marketing, Global Marketing, Market Trend, Consumer Behaviour, Competitive Analysis, Innovation, E-Commerce
★ 4.8 (299) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Machine Learning Algorithms, Big Data, Machine Learning Methods, Data Preprocessing, Analytics, File Systems, Data Analysis, Machine Learning, Applied Machine Learning, Internet Of Things, Supervised Learning, Product Planning, Unsupervised Learning, Data Storage, Project Planning, Staff Management
★ 4.6 (134) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Security, Data Migration, Data Governance, Extract, Transform, Load, Cloud Storage, Data Architecture, Data Management, Data Integration, Data Storage, Enterprise Architecture, Data Quality, Data Modeling, Incident Response, Security Controls, Information Privacy, Data Infrastructure, Data Storage Technologies, Security Strategy, Database Architecture and Administration, Threat Management
★ 4.5 (91) · Advanced · Specialization · 1 - 3 Months