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: 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
★ 4.9 (19) · Beginner · Course · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Big Data, Data Mining, Data-Driven Decision-Making, Marketing Automation, Marketing Strategies, Customer experience strategy (CX), Digital Transformation, Marketing Analytics, Ggplot2, Marketing, Data Visualization Software, Plot (Graphics), Data Modeling, R Programming, Analytics, Data Science, Data Analysis, Innovation, Business Analytics, Data Manipulation
★ 4.3 (62) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Mobile Development, User Interface and User Experience (UI/UX) Design, React Native, Apple iOS, Android Development, iOS Development, Application Development, Databases, Database Management, Flutter (Software), Application Deployment, Back-End Web Development, Application Performance Management, Marketing Strategies, Google Analytics
★ 4.6 (13) · Intermediate · Course · 1 - 3 Months

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

Amazon Web Services
Skills you'll gain: Command-Line Interface, Network Troubleshooting, Linux Commands, Linux, Unix Commands, Linux Administration, Technical Support, Network Infrastructure, Amazon Web Services, File Management, Network Protocols, Network Security, Operating Systems, System Configuration, DevOps, Communication
★ 4.8 (25) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Internet Of Things, Wireless Networks, Application Design, Emerging Technologies, Healthcare 5.0, System Design and Implementation, General Networking, Software Development, Hardware Architecture, Data Security, User Centered Design, Cloud Deployment, Prototyping, Information Privacy, Open Source Technology, Real Time Data, Scalability
★ 4.1 (8) · Beginner · Course · 1 - 4 Weeks

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
★ 4.5 (91) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Target Audience, Content Creation, Social Media Content, Social Media, Content Strategy, Marketing Materials, Social Media Marketing, Social Media Strategy, Graphic Design, Marketing Design, Branding
★ 4.5 (83) · Beginner · Guided Project · Less Than 2 Hours

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
★ 4.7 (35) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Blockchain, Supply Chain, Supply Chain Management, Logistics, Business Transformation, Transportation Operations, Inventory and Warehousing, Internet Of Things, Business Process Automation, Digital Transformation, Supplier Management, Asset Management, Fraud detection, Governance
★ 4.7 (30) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Growth Mindedness, Time Management, Constructive Feedback, Sales Development, Productivity, Collaboration, Prioritization, Teamwork, Personal Development, Optimism, Professionalism, Stress Management, Persistence, Software As A Service, Goal Setting, Accountability
★ 4 (25) · Beginner · Course · 1 - 4 Weeks
University of California, Irvine
Skills you'll gain: Blockchain, Data Sharing, Cryptography, Transaction Processing, Fraud detection, Distributed Computing, FinTech, Systems Architecture, Emerging Technologies, Software Versioning, Data Validation
★ 4.2 (41) · Beginner · Course · 1 - 4 Weeks