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.

University of California San Diego
Skills you'll gain: Apache Hadoop, Big Data, Data Analysis, Apache Spark, Data Science, PySpark, Data Infrastructure, Data Processing, Distributed Computing, Performance Tuning, Scalability, Data Storage, Python Programming
Mixed · Course · 1 - 3 Months

Skills you'll gain: Programming Principles, Development Environment, Scripting, Scripting Languages, Integrated Development Environments, Software Development Tools, Style Guides
Beginner · Course · 3 - 6 Months

LearnKartS
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Software Design Patterns, Middleware
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: React.js, Performance Tuning, Frontend Performance, Front-End Web Development, Application Performance Management
Advanced · 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

Packt
Skills you'll gain: User Story, Stakeholder Management, Sprint Planning, Agile Project Management, Kanban Principles, Scrum (Software Development), Agile Methodology, Stakeholder Engagement, Backlogs, Sprint Retrospectives, Stakeholder Analysis, Project Management, Product Requirements, Release Management, Project Schedules, Continuous Improvement Process, Prioritization, Estimation
Beginner · Course · 3 - 6 Months

Skills you'll gain: Unit Testing, Go (Programming Language), Restful API, Authentications, Application Programming Interface (API), Secure Coding, API Design, Application Security, Software Testing, Microservices, Authorization (Computing), Database Development, Web Servers, Server Side, Databases, Software Architecture, JSON, Role-Based Access Control (RBAC), Maintainability, Software Design Patterns
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Network Protocols, Communication Systems, Internet Of Things, Electronic Components, Wireless Networks, Integrated Development Environments
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Electrical Engineering, electromagnetics, Performance Tuning, Image Quality, Engineering, Scientific, and Technical Instruments, Simulation and Simulation Software, Engineering Calculations, Design Software, Image Analysis, Engineering Analysis, Computer-Aided Design, Engineering Design Process, Numerical Analysis, Electronic Components, System Design and Implementation, Systems Design, Human Factors, Applied Mathematics, Physics, System Configuration
Build toward a degree
Advanced · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: SQL, Database Management, Database Design, Databases, Relational Databases, Web Scraping, Data Modeling, Data Visualization Software, Object Oriented Programming (OOP), Data Processing, Object Oriented Design, Python Programming, Data Collection
Mixed · Course · 1 - 3 Months

Universitat Politècnica de València
Skills you'll gain: Pandas (Python Package), Matplotlib, Seaborn, Data Visualization, Data Visualization Software, Time Series Analysis and Forecasting, Statistical Visualization, Box Plots, Statistical Analysis, Exploratory Data Analysis, Data Analysis, Data Manipulation, Scatter Plots, Histogram, Data Structures, Python Programming
Intermediate · Course · 1 - 4 Weeks

JetBrains
Skills you'll gain: Large Language Modeling, Generative AI Agents, Software Development Tools, IntelliJ IDEA, Artificial Intelligence, AI Product Strategy, AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Integrated Development Environments, Agentic systems, Software Development, Generative AI, Software Development Life Cycle
Beginner · Course · 1 - 3 Months