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.

Duke University
Skills you'll gain: MySQL, Bash (Scripting Language), Database Management, Relational Databases, Command-Line Interface, SQL, Databases, Data Import/Export, Database Application, Data Pipelines, Data Manipulation, Python Programming, Data Processing, Linux
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Network Security, Open Shortest Path First (OSPF), Network Performance Management, Network Monitoring, Firewall, Network Planning And Design, Network Protocols, Infrastructure as Code (IaC), Terraform, Configuration Management, Encryption, System Configuration, Scalability
Beginner · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Load Balancing, Scalability, Performance Tuning, Software Architecture, Microsoft Copilot, Application Design, Performance Testing, Systems Architecture, Application Performance Management, Distributed Computing, Database Management, Middleware, SQL
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Programming Principles, Python Programming, Scripting, Data Cleansing, Automation, Computational Thinking, Scripting Languages, Computer Programming, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

Yonsei University
Skills you'll gain: Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Tensorflow, Artificial Neural Networks, Convolutional Neural Networks, Recurrent Neural Networks (RNNs), Technology Strategies, Business Strategy, Natural Language Processing, Artificial Intelligence, Machine Learning, Reinforcement Learning, Unsupervised Learning
Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Multimodal Prompts, Gemini, Prompt Engineering, Google Gemini, Prompt Patterns, LLM Application, Generative AI, Application Programming Interface (API), Image Analysis
Beginner · Project · Less Than 2 Hours

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Application Security, Secure Coding, Security Testing, Vulnerability Scanning, Security Controls, Intrusion Detection and Prevention, Security Awareness, Web Applications, Browser Compatibility, Computer Programming
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Canva (Software), Graphic and Visual Design, Graphic Design, Graphic and Visual Design Software, Creative Design
Beginner · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Agentic systems, System Design and Implementation, Unified Modeling Language, Performance Metric, Performance Measurement, Requirements Analysis, Performance Analysis, Model Evaluation, Prototyping, Stakeholder Communications, Simulation and Simulation Software, Benchmarking
Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Matplotlib, Data Analysis, Pandas (Python Package), Data Visualization, Data Science, Data Cleansing, Pivot Tables And Charts, Data Visualization Software, Data Preprocessing, Data Manipulation, Scatter Plots, NumPy, Exploratory Data Analysis, Jupyter, Data Import/Export, Histogram, Python Programming, Data Structures, Programming Principles
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Continuous Delivery, Test Driven Development (TDD), Unit Testing, Continuous Deployment, Continuous Integration, Agile Methodology, Test Automation, Code Review, Maintainability, Software Development, Mockups, Software Development Methodologies, Test Case, Development Testing, Testability, Software Testing, Debugging, Python Programming, Version Control
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: z/OS, Computer Architecture, Mainframe Computing, Systems Architecture, Programming Principles, Data Structures, Computer Programming
Intermediate · Course · 1 - 3 Months