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.

Caltech
Skills you'll gain: Specimen Preparation, Medical Imaging, Image Analysis, Cell Biology, Laboratory Techniques, Specimen Collection, Digital Signal Processing, Scientific Visualization, 3D Modeling, Spatial Analysis
Mixed · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: SQL, Database Management, Relational Databases, Databases, Database Systems, Database Design, Query Languages, Web Scraping, Data Processing, Object Oriented Programming (OOP), Data Modeling, Data Storage, Python Programming, Web Development, Data Collection
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Modeling, Regression Analysis, Data Ethics, Statistical Methods, Data Science, R Programming, Data Modeling, Statistical Analysis, Predictive Modeling, Mathematical Modeling, Probability & Statistics, Model Evaluation, Feature Engineering
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Email Automation, Agentic Workflows, AI Workflows, Multimodal Prompts, Tool Calling, Calendar Management, Machine Learning Methods, Scheduling, AI Security, Text Mining, Classification Algorithms, JSON
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Linux, Open Source Technology, Linux Administration, Ubuntu, File Systems, Linux Commands, Operating System Administration, Command-Line Interface, Unix, Unix Commands, Red Hat Enterprise Linux, Operating Systems, Bash (Scripting Language), Web Servers, General Networking, Firewall, Package and Software Management, User Accounts, Virtualization and Virtual Machines, Virtual Machines
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), JUnit, HTML and CSS, Test Automation, Software Testing, Test Script Development, Web Development, Software Quality Assurance, Continuous Integration, Java, Test Execution Engine, Object Oriented Programming (OOP), Debugging
Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Azure, Cloud Security, Infrastructure Security, Kubernetes, Network Security, Security Engineering, Firewall, Endpoint Security, Identity and Access Management, Security Strategy, Role-Based Access Control (RBAC), Virtual Machines, Containerization, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Deployment, Virtual Private Networks (VPN), Encryption, Virtual Networking
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Git (Version Control System), Version Control, Jenkins, Selenium (Software), Test Script Development, Test Automation, CI/CD, Continuous Integration, Unit Testing, Integration Testing, Test Data, Software Testing, Test Case, Testability, Maintainability, Debugging, Software Design Patterns
Advanced · Course · 1 - 3 Months
Coursera
Skills you'll gain: React.js, JavaScript Frameworks, Web Applications, UI Components, Application Development, User Interface (UI), Front-End Web Development, Javascript
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Shiny (R Package), Exploratory Data Analysis, Data Collection, Ggplot2, Data Wrangling, Tidyverse (R Package), Data Science, Predictive Modeling, Data Visualization, Dashboard, Statistical Analysis, Data Analysis, Data Presentation, Data Manipulation, Interactive Data Visualization, R Programming, Data Cleansing, Data Transformation, Statistical Modeling, Regression Analysis
Intermediate · Course · 1 - 3 Months

Skills you'll gain: WordPress, Development Environment, Content Management Systems, Data Management, PHP (Scripting Language), Database Development, Information Architecture, Application Security, Data Validation
Intermediate · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: R Programming, Statistical Modeling, Bayesian Statistics, Statistical Software, Markov Model, Mathematical Modeling, Statistical Methods, Probability & Statistics, Unsupervised Learning, Machine Learning Methods, Probability Distribution, Classification Algorithms
Intermediate · Course · 1 - 3 Months