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: Django (Web Framework), Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Back-End Web Development, Relational Databases, Database Management Systems, Bootstrap (Front-End Framework), SQL, Database Design, Databases, Front-End Web Development, Database Administration, MySQL, Debugging, Web Development, Web Servers, Pseudocode, Computer Programming, Communication
★ 4.7 (18K) · Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Cloud Development, Cloud Computing Architecture, Cloud Computing, Amazon Web Services, Cloud Infrastructure, Cloud Services, Internet Of Things, Amazon Elastic Compute Cloud, Linux Administration, Software Installation, Embedded Systems, Machine Learning, Command-Line Interface, Restful API
★ 4.6 (42) · Mixed · Course · 1 - 4 Weeks

ISC2
Skills you'll gain: Network Security, Cybersecurity, Cyber Attacks, Infrastructure Security, Threat Detection, Computer Networking, Data Centers, General Networking, Threat Management, Network Planning And Design, Firewall, Network Protocols, Cloud Computing, TCP/IP, Encryption
★ 4.7 (249) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Internet Of Things, Information Systems Security, Cybersecurity, Systems Development Life Cycle, Emerging Technologies, Software Development Life Cycle, Prototyping, Wireless Networks, PIC Microcontrollers, Information Privacy, Safety and Security, Risk Management Framework, Field-Programmable Gate Array (FPGA), Electrical Wiring, Power Electronics, Electric Power Systems, Electrical Equipment, Basic Electrical Systems, Microarchitecture, Electrical Power
Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: TCP/IP, Network Protocols, Dynamic Host Configuration Protocol (DHCP), Network Security, OSI Models, Network Routing, Network Infrastructure, Software-Defined Networking, Local Area Networks, Virtualization
★ 4.7 (755) · Mixed · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Internet Of Things, Unit Testing, System Testing, Software Design Documents, Software Development, Technical Communication, Software Documentation, Mobile Development, System Design and Implementation, Embedded Systems, Innovation, Creative Design, Systems Integration
★ 3.7 (10) · Mixed · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Border Gateway Protocol, Routing Protocols, Multiprotocol Label Switching, Network Routing, Network Routers, Virtual Private Networks (VPN), Network Troubleshooting, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Internet Of Things, Prototyping, PIC Microcontrollers, Embedded Systems, Information Technology Architecture, USB, Emerging Technologies, Program Development, Field-Programmable Gate Array (FPGA), System Configuration, Software Development, Power Electronics, Microarchitecture, Software Development Tools, Basic Electrical Systems, Electrical Wiring, Electrical Equipment, Electrical Power, Project Planning, Electric Power Systems
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: OSI Models, Network Security, Security Controls, Wireless Networks, Network Protocols, Firewall, Network Administration, TCP/IP, Telecommunications, Proxy Servers, Distributed Denial-Of-Service (DDoS) Attacks, Network Infrastructure, Intrusion Detection and Prevention, Remote Access Systems, Authentications
★ 4.5 (37) · Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Network Troubleshooting, Network Monitoring, Virtual Networking, Google Cloud Platform, General Networking, Network Administration, Network Infrastructure, Virtual Machines, Firewall, Load Balancing
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Unified Modeling Language, JSON, Object Oriented Programming (OOP), File I/O, Software Design, Debugging, Object Oriented Design, Data Processing, Web Scraping, Unit Testing, Programming Principles, Program Development, Python Programming, Data Import/Export, Restful API, Image Analysis, Data Manipulation, Jupyter, Computer Programming, Data Structures
★ 4.8 (23K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Software Architecture, Functional Requirement, Requirements Analysis, Internet Of Things, Software Design Patterns, User Requirements Documents, Android Development, Application Frameworks, Maintainability, Interoperability, Software Quality (SQA/SQC)
★ 4.3 (250) · Mixed · Course · 1 - 3 Months