Computer network courses can help you learn how data moves between devices, how networks are structured, and how to keep them secure and efficient.

Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Development Environment, Computer Programming, Microsoft Visual Studio, Programming Principles, Apple Xcode, Software Installation, Data Structures, Performance Tuning, Debugging
Intermediate · Course · 1 - 3 Months

Nanjing University
Skills you'll gain: Software Testing, Functional Testing, JUnit, System Testing, Performance Testing, Debugging, Test Tools, Unit Testing, Test Automation, Test Case, Integration Testing, Selenium (Software), Mobile Development
Mixed · Course · 1 - 3 Months

Skills you'll gain: Large Language Modeling, Natural Language Processing, LLM Application, Generative AI Agents, Prompt Engineering, Test Case, Agentic systems, Artificial Intelligence and Machine Learning (AI/ML), Performance Testing, Debugging, Applied Machine Learning, Artificial Intelligence, Machine Learning Algorithms, Decision Support Systems, Performance Tuning
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Import/Export, Collaborative Software, Technical Communication, Technical Documentation, Graphical Tools, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Continuous Monitoring, Medical Privacy, Risk Management, Health Information Management, Health Care Procedure and Regulation, Risk Mitigation, Information Privacy, Security Management, Risk Analysis, Patient Safety, Personally Identifiable Information, Information Systems Security, Security Controls, Data Security, Regulatory Compliance, Threat Modeling, Vulnerability Assessments
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Technical Documentation, Technical Communication, Technical Writing, Document Management, Code Review
Beginner · Guided Project · Less Than 2 Hours

University of California, Davis
Skills you'll gain: Data Governance, SQL, Data Quality, Database Design, Query Languages, Data Manipulation, Data Modeling, Relational Databases, Data Science, Data Analysis, Data Transformation
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Performance Analysis, Apache Airflow, Workflow Management, Performance Tuning, Scalability, Database Management Systems, Dataflow, Data Infrastructure, Database Management, Database Systems, Data Pipelines, Data Warehousing, Data Architecture, Operational Databases, Real Time Data, MySQL, Data Import/Export, Data Transformation, Middleware
Intermediate · Course · 1 - 4 Weeks
Codio
Skills you'll gain: Apache Maven, JSON, JUnit, Java Programming, Java, Restful API, Integrated Development Environments, Programming Principles, Package and Software Management, Data Structures, Object Oriented Programming (OOP), Network Protocols, Unit Testing, Style Guides
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Deep Learning, Unsupervised Learning, Keras (Neural Network Library), Computer Vision, Image Analysis, Artificial Intelligence and Machine Learning (AI/ML), Artificial Neural Networks, Applied Machine Learning, Natural Language Processing, Python Programming, Generative Model Architectures
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Angular, Authorization (Computing), JavaScript Frameworks, Network Routing, Application Programming Interface (API), Web Development Tools, TypeScript, Javascript, Web Development
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Storytelling, Performance Measurement, Search Engine Marketing, Content Performance Analysis, Data-Driven Decision-Making, Search Engine Optimization, Branding, Business Metrics, Marketing Strategy and Techniques, Digital Marketing, Customer Engagement, Customer experience strategy (CX), Marketing, E-Commerce, Email Marketing, Brand Awareness, Marketing Analytics, Target Audience, Social Media Marketing, Goal Setting
Beginner · Course · 1 - 4 Weeks