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.

Johns Hopkins University
Skills you'll gain: Tidyverse (R Package), Web Scraping, Data Manipulation, R Programming, Data Transformation, Data Cleansing, Big Data, Statistical Programming, Text Mining, Data Import/Export, Data Analysis, Data Structures, Performance Tuning, Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Extensible Markup Language (XML), Ansible, Infrastructure as Code (IaC), JSON, Kubernetes, Cloud-Native Computing, DevOps, Microsoft Visual Studio, Python Programming
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: OSI Models, TCP/IP, Vulnerability Scanning, General Networking, Network Protocols, Cyber Security Assessment, Network Security, Network Monitoring, Network Administration, Vulnerability Assessments, Firewall, Performance Tuning, Threat Detection, Network Analysis, Scripting, System Configuration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Newsletters, Canva (Software), Marketing Materials, Email Marketing, Promotional Materials, Event Marketing, Business Writing, Marketing Design, Target Audience, Marketing Communications
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: UI Components, Web Components, Responsive Web Design, Application Deployment, Database Management, Databases, Web Design and Development, JavaScript Frameworks, Web Development Tools, Authentications, Application Development, Email Automation, Restful API, Web Design, Front-End Web Development, OpenAI API, TypeScript, Payment Systems, Cascading Style Sheets (CSS), User Interface (UI)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: TypeScript, React.js, Javascript, Debugging, Integrated Development Environments, Context Management
Intermediate · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Performance Tuning, Software Testing, Unit Testing, Software Documentation, Application Programming Interface (API), Web Applications, Test Driven Development (TDD), Node.JS, Debugging, Maintainability, Javascript, Software Architecture, JSON, Real Time Data, Data Transformation
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Data Preprocessing, Feature Engineering, Model Evaluation, Bioinformatics, Exploratory Data Analysis, Random Forest Algorithm, Pandas (Python Package), Scikit Learn (Machine Learning Library), Applied Machine Learning, Data Manipulation, Dimensionality Reduction, Data Cleansing, Keras (Neural Network Library), Data Transformation, NumPy, Classification Algorithms, Tensorflow, Artificial Neural Networks, Machine Learning, Data Science
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Javascript, Event-Driven Programming, Web Development, HTML and CSS, Web Applications, Interactive Design, Debugging, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Sprint Retrospectives, Prioritization, Agile Project Management, Timelines, Meeting Facilitation, Agile Methodology, Brainstorming, Virtual Teams, Continuous Improvement Process, Team Performance Management, Project Documentation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Frontend Performance, React.js, JavaScript Frameworks, Front-End Web Development, HTML and CSS, Web Development, Web Design, Cascading Style Sheets (CSS), Microsoft Visual Studio
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Marketing Channel, Marketing Effectiveness, Sales Strategy, Sales Process, Facebook, Sales, Marketing, Lead Generation, Campaign Management, Marketing Analytics, Social Media Marketing, Web Analytics, Business Strategy, Analytics
Beginner · Guided Project · Less Than 2 Hours