Computer network courses can help you learn about network architecture, protocols, security measures, and troubleshooting techniques. You can build skills in configuring routers and switches, managing firewalls, and optimizing network performance. Many courses introduce tools like Wireshark for packet analysis, Cisco Packet Tracer for simulation, and various network monitoring software, allowing you to apply your knowledge in practical scenarios and enhance your technical expertise.

Skills you'll gain: Customer Insights, AI Personalization, Performance marketing, Marketing Analytics, Generative AI, AI Enablement, Customer Analysis, Google Ads, Responsible AI, Data Presentation, Target Audience, AI Product Strategy, Customer experience strategy (CX), Keyword Research, Marketing Automation, Social Media Marketing, Generative AI Agents, Campaign Management, Email Marketing, Predictive Analytics
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Pandas (Python Package), NumPy, Data Manipulation, Data Preprocessing, Package and Software Management, Data Analysis, Data Transformation, Data Integration, JSON, Object Oriented Programming (OOP), Data Wrangling, Data Science, Python Programming, Computer Programming, Programming Principles, Data Import/Export, Software Design, Mathematical Software, Computational Logic, Data Structures
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Code Review, Debugging, Scripting, Python Programming, Programming Principles, Software Development
Intermediate · Guided Project · Less Than 2 Hours

Kennesaw State University
Skills you'll gain: Professional Networking, LinkedIn, Mentorship, Professional Development, Relationship Building, Adaptability, Collaboration, Personal Development, Interviewing Skills, Influencing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Assembly Drawing, Finite Element Methods, Mechanical Design, Engineering Drawings, Engineering Analysis, Technical Drawing, 3D Modeling, Computer-Aided Design, Simulation and Simulation Software, Data Integration
Intermediate · Course · 1 - 4 Weeks
Duke University
Skills you'll gain: Responsible AI, Data Ethics, Large Language Modeling, Decision Tree Learning, AI Security, Regression Analysis, Generative AI, Artificial Intelligence, AI Product Strategy, Statistical Modeling, Python Programming, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Model Evaluation, Applied Machine Learning, Logistic Regression, Machine Learning Methods, Deep Learning, Visualization (Computer Graphics), Data Literacy
Intermediate · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Application Security, Web Applications, Javascript, Web Development, Node.JS, Security Controls, Web Servers, Hypertext Markup Language (HTML), Java Programming
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Claude Code, Vibe coding, Anthropic Claude, Model Context Protocol, Application Development, Command-Line Interface, Application Design, Programming Principles, Generative AI, Automation, Generative AI Agents, Image Analysis, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: CI/CD, Automation, GitHub, YAML, DevOps, Event-Driven Programming, Git (Version Control System), Software Testing
Beginner · Guided Project · Less Than 2 Hours

University of Illinois Urbana-Champaign
Skills you'll gain: Life Sciences, Molecular Biology, Biotechnology, Precision Medicine, Biology, Physiology, Sustainable Development, Environmental Science, Cell Biology, Microbiology, Biomedical Engineering, Research
Beginner · Course · 1 - 3 Months

Northwestern University
Skills you'll gain: Social Media Marketing, Social Media Strategy, Social Media, Marketing Effectiveness, Marketing, Performance Measurement, Business Metrics, Customer Engagement, Business-To-Consumer, Key Performance Indicators (KPIs), Integrated Marketing Communications, Program Management, Marketing Budgets, Law, Regulation, and Compliance, A/B Testing, Information Privacy, Data Security
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Data Visualization, Matplotlib, Data Manipulation, Exploratory Data Analysis, Data Analysis, Data Visualization Software, Statistical Modeling, Data Science, Seaborn, Descriptive Statistics, Python Programming, Data Cleansing, Programming Principles, Data Structures
Beginner · Course · 1 - 3 Months