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.

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Network Security, Network Monitoring, Exploitation techniques, Cybersecurity, Vulnerability Scanning, Cryptographic Protocols, Remote Access Systems, Network Protocols, Encryption, General Networking, Command-Line Interface, Network Analysis, Proxy Servers
★ 4.7 (14) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Keyword Research, Content Performance Analysis, Search Engine Optimization, Dashboard, AI Personalization, Campaign Planning, Scheduling, Search Engine Marketing, Web Analytics, Project Planning, Prompt Engineering Tools, Generative Engine Optimization (GEO), Email Automation, Digital Marketing, Content Strategy, Generative AI Agents, Market Intelligence, Performance Analysis, Marketing Design, Strategic Partnership
★ 3.6 (7) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Amazon S3, Amazon Web Services, Cloud Hosting, Version Control, Software Versioning, Web Language, Application Deployment, Cloud Storage, Web Applications, Web Design and Development, Cloud Deployment, Serverless Computing, Public Cloud, Web Presence
★ 4.5 (84) · Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Data Lakes, Google Cloud Platform, Data Warehousing, Metadata Management, Data Architecture, Data Management, Data Infrastructure, Data Security, Data Integration, Cloud Storage, Data Storage Technologies, Data Processing, Cloud Computing Architecture, Data Storage, Advanced Analytics, Open Source Technology
★ 4.8 (97) · Intermediate · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Instagram, Facebook, TikTok, Meta Ads Manager, Copywriting, Social Media Marketing, Social Media, Social Media Strategy, Video Production, Social Media Content, Social Media Management, Search Engine Optimization, Paid media, Marketing, Google Ads, Keyword Research, Social Media Campaigns, Advertising, Driving engagement, Advertising Campaigns
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Exploitation techniques, Penetration Testing, Vulnerability Scanning, Proxy Servers, Security Testing, Vulnerability Assessments, Test Tools
★ 4.6 (82) · Beginner · Course · 1 - 4 Weeks

CVS Health
Skills you'll gain: Cashiering, Transaction Processing, Retail Sales, Retail Store Operations, Team Oriented, Customer Inquiries, Customer Service, Data Entry, Cash Handling, Customer Relationship Building, Point of Sale, E-Commerce, Customer Data Management, Accident Reporting, Payment Systems, Cross-Functional Collaboration, Payment Processing and Collection, Record Keeping, Time Management, Social Media
★ 4.8 (38) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Identity and Access Management, Cloud Infrastructure, Google Cloud Platform, Google App Engine, Microservices, Cloud Applications, Kubernetes, Service Level, Cloud Deployment, Infrastructure As A Service (IaaS), Terraform, Cloud Computing, API Design, Cloud Services, Cloud Management, Restful API, Cloud Storage, Cloud Computing Architecture, Cloud-Native Computing, Service Level Agreement
★ 4.9 (722) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Networking Hardware, Network Monitoring, OSI Models, Routing Protocols, Software-Defined Networking, Network Troubleshooting, Network Architecture, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, General Networking, Network Security, TCP/IP, Network Routing, Computer Networking, Open Shortest Path First (OSPF), Cloud Technologies, Network Infrastructure, Hardening, Network Performance Management, Authentications
★ 4.5 (18) · Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Logistic Regression, Web Scraping, Data Visualization, Rmarkdown, Data Presentation, Data Storytelling, Version Control, Leaflet (Software), Statistical Modeling, Statistics, Statistical Hypothesis Testing, Statistical Reporting, Statistical Analysis, Data Cleansing, Probability & Statistics, Data Manipulation, R Programming, Data Preprocessing, R (Software), Data Wrangling
★ 4.2 (9) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Relational Databases, Data Visualization, Data Modeling, Cloud Security, Database Management, Database Development, Inventory and Warehousing, Business Intelligence Software, Data Analysis Expressions (DAX), Cloud Management, Advanced Analytics, Cloud-Based Integration, Data Wrangling, Data Management, Performance Measurement, Data Governance, Microsoft Excel, Business Reporting, Cloud Storage, Spreadsheet Software
★ 4.5 (38) · Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Hardening, Cryptographic Protocols, Cybersecurity, Encryption, Security Controls, Proxy Servers, Information Privacy, Servers, Communication Systems, Web Servers, Network Routing, Network Analysis, Cloud Hosting, Cloud Deployment
★ 4.1 (36) · Intermediate · Course · 1 - 4 Weeks