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.

École Polytechnique
Skills you'll gain: Digital Transformation, Business Transformation, Technology Strategies, Business Technologies, E-Commerce, Business Management, Innovation, Business, Customer Acquisition Management, Data Management, Marketing Strategies, Data-Driven Decision-Making, Scalability, Customer experience strategy (CX), Presentations
★ 4.6 (28) · Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Identity and Access Management, Cloud Infrastructure, Prompt Engineering, Google App Engine, Google Cloud Platform, Kubernetes, Infrastructure As A Service (IaaS), Cloud Platforms, Cloud Computing Architecture, Load Balancing, Cloud Computing, Cloud Applications, Generative AI, Cloud API, Terraform, Platform As A Service (PaaS), Virtual Machines, Containerization, Virtual Networking, Cloud Storage
★ 4.6 (97) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Pipelines, Extract, Transform, Load, Dataflow, Data Processing, Scripting, Google Cloud Platform, Big Data, Scripting Languages, Data Migration, Cloud Storage
★ 4.5 (14) · Intermediate · Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Network Security, Network Monitoring, Exploitation techniques, Virtual Private Networks (VPN), Cryptographic Protocols, Network Protocols, General Networking, Computer Networking, Command-Line Interface, Network Analysis, Proxy Servers
★ 4.7 (13) · Intermediate · Course · 1 - 3 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
★ 4.8 (10) · Beginner · Specialization · 3 - 6 Months

University of Glasgow
Skills you'll gain: Wireless Networks, Emerging Technologies, Digital Communications, Communication Systems, Internet Of Things, Software-Defined Networking, Network Planning And Design, Distributed Computing, Artificial Intelligence and Machine Learning (AI/ML), Electrical Engineering, Electronics Engineering, Zero Trust Network Access, Information Technology, Machine Learning, Trustworthiness
★ 4.7 (7) · Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Application Security, Data Security
★ 4.7 (50) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Matplotlib, Marketing Analytics, Web Scraping, Social Media Marketing, Python Programming, Social Media, Pandas (Python Package), Text Mining, Trend Analysis, Data Analysis, Data Wrangling, Data Cleansing, Seaborn, Content Performance Analysis, Jupyter
★ 4 (39) · Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Google Workspace, Gmail, Technical Support, Email Security, Technical Communication, Debugging, Data Access, Cloud Storage, Security Controls, Event Monitoring, File Management
★ 4.6 (26) · Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Business Development, B2B Sales, Strategic Partnership, Negotiation, Proposal Writing, Price Negotiation, Contract Negotiation, New Business Development, Consultative Selling, Selling Techniques, Inside Sales, Phone Sales, Sales Development, Sales, Non-Verbal Communication, Marketing Psychology, Search Engine Optimization, Sales Prospecting, Relationship Building, Telephone Skills
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Incident Response, Data Centers, DevSecOps, System Monitoring, Threat Detection, Infrastructure Security, Microsoft Servers, Security Management, Payment Card Industry (PCI) Data Security Standards, Information Systems Security, Windows Servers, IT Infrastructure, Security Information and Event Management (SIEM), Disaster Recovery, IT Automation, Virtual Machines, Configuration Management
★ 4.9 (54) · Beginner · Course · 1 - 3 Months

Atlassian
Skills you'll gain: Collaborative Software, Team Oriented, Intranet, Databases, Calendar Management, Content Management, Content Creation
★ 3.7 (9) · Beginner · Course · 1 - 4 Weeks