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: Computer Systems, Informatics, Data Processing, Data Sharing, Computing Platforms, Bioinformatics, Data Storage, Computer Literacy, Computer Hardware, Big Data, Capacity Management, Data Centers, Computer Security Awareness Training, Cloud Computing, Oncology
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Dataflow, Google Cloud Platform, NoSQL, Cloud Storage, Data Pipelines, Data Integration, Data Storage Technologies, Data Processing, Big Data, Data Validation
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Virtual Private Networks (VPN), Linux Servers, Ubuntu, Network Troubleshooting, Authentications, Remote Access Systems, Encryption, Network Security, Linux, Network Monitoring, Network Performance Management, Cross Platform Development
Intermediate · Guided Project · Less Than 2 Hours

EDUCBA
Skills you'll gain: Multi-Cloud, Cloud Computing Architecture, Cloud Deployment, Cloud Computing, Terraform, Kubernetes, Cloud Infrastructure, Containerization, Cloud Storage, Hybrid Cloud Computing, Microsoft Azure, Infrastructure as Code (IaC), Amazon Web Services, Threat Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Script Development, Test Automation, Test Case, Software Testing, Cascading Style Sheets (CSS), Application Frameworks, Browser Compatibility, Javascript and jQuery, Web Scraping, Automation, Python Programming, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Mobile Security, Wireless Networks, Network Security, Application Security, Internet Of Things, Cybersecurity, Infrastructure Security, Android (Operating System), Exploitation techniques, Vulnerability Assessments, Encryption
Intermediate · Course · 1 - 4 Weeks

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, FinTech, Payment Systems, Cryptography, Digital Assets, Emerging Technologies, Distributed Computing, Cryptographic Protocols, E-Commerce, Transaction Processing, Algorithms, Fundraising
Beginner · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Virtual Networking, Amazon Web Services, Virtual Private Networks (VPN), Network Routing, Network Architecture, General Networking, Network Security, Network Monitoring
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Routing Protocols, Command-Line Interface, Open Shortest Path First (OSPF), Network Monitoring, Virtual Local Area Network (VLAN), Virtual Networking, Border Gateway Protocol, Network Security, Enterprise Architecture, Virtualization, Network Architecture, Network Routing, Wireless Networks, Network Planning And Design, Network Administration, Infrastructure Security, Virtual Private Networks (VPN), Ansible, Firewall, Network Infrastructure
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Cloud Management, Digital Transformation, Serverless Computing, Containerization, Real Time Data, Cloud Security, Cloud Infrastructure, AI Enablement, Google Cloud Platform, Data Governance, Cloud Solutions, Data Management, Looker (Software), Responsible AI, Cloud Storage, Data Transformation, Data Security, Data Storage, Cloud Computing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Matplotlib, NumPy, Embeddings, Data Visualization, Natural Language Processing, Semantic Web, Data Manipulation, Linear Algebra, Seaborn, Deep Learning, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Python Programming, Text Mining, Data Science, Data Processing, Applied Machine Learning, Unstructured Data, Markov Model, Data Preprocessing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Facebook, Customer experience improvement, Product Assortment, Social Media, Social Media Management, Customer Engagement, Social Media Marketing, Photo Editing, E-Commerce, Company, Product, and Service Knowledge, Customer Service, Marketing, Digital Marketing
Intermediate · Guided Project · Less Than 2 Hours