Computer hardware courses can help you learn about computer architecture, circuit design, and system integration. You can build skills in troubleshooting hardware issues, assembling components, and optimizing performance for various applications. Many courses introduce tools like multimeters, oscilloscopes, and CAD software, that support designing and testing hardware systems.

Skills you'll gain: Vulnerability Assessments, Vulnerability Scanning, Open Web Application Security Project (OWASP), Exploitation techniques, Unix, Network Security, Cybersecurity, Information Systems Security, Network Analysis, Web Applications, Command-Line Interface, Virtual Machines, Web Servers
Beginner · 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

Skills you'll gain: Mainframe Computing, z/OS, Virtualization, IBM Cloud, Virtual Machines, Hardware Architecture, Infrastructure Architecture, Enterprise Security, Computer Security, Computer Systems, Computer Hardware, Cryptography
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: SQL, Oracle Databases, PL/SQL, Database Management, Relational Databases, Database Design, Databases, Data Modeling
Beginner · Course · 1 - 4 Weeks

The Chinese University of Hong Kong
Skills you'll gain: Operations Research, Process Improvement and Optimization, Process Optimization, Algorithms, Complex Problem Solving, Mathematical Modeling, Data Transformation, Computational Logic, Operational Efficiency, Performance Tuning, Business Logic, Programming Principles, Theoretical Computer Science, Linear Algebra
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Package and Software Management, Linux Administration, Linux, User Accounts, Command-Line Interface, Operating System Administration, Open Source Technology, Disaster Recovery, Red Hat Enterprise Linux, System Monitoring, Unix Commands, System Configuration, Identity and Access Management, Data Storage Technologies, Systems Administration, Linux Commands, Configuration Management, Patch Management, Security Controls, Software Installation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Android Studio, Android Jetpack, Responsive Web Design, Kotlin, Mobile Development, User Interface (UI) Design, User Interface (UI), Cross Platform Development, Animations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Restful API, Application Security, Java, Application Frameworks, Model View Controller, Development Environment, Web Applications, Application Programming Interface (API), Apache Maven, Authorization (Computing), Authentications
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Matplotlib, Network Analysis, Social Network Analysis, Feature Engineering, Data Visualization, Data Visualization Software, Interactive Data Visualization, Scientific Visualization, Pandas (Python Package), Applied Machine Learning, Supervised Learning, Text Mining, Visualization (Computer Graphics), Statistical Visualization, Jupyter, NumPy, Graph Theory, Natural Language Processing, Python Programming, Data Processing
Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Requirements Elicitation, Requirements Analysis, Mockups, Interviewing Skills, Storyboarding, Prototyping, Systems Analysis, User Requirements Documents, User Research, Stakeholder Analysis, Stakeholder Engagement, Scenario Testing, Information Architecture, Business Research
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Design Research, Persona (User Experience), Experience Design, Human Centered Design, User Interface (UI) Design, User Story, Ideation, Brainstorming
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: LangChain, SQL, LLM Application, Database Systems, Query Languages, Generative AI Agents, Microsoft Azure, Tool Calling, OpenAI, Natural Language Processing, Prompt Engineering
Beginner · Project · Less Than 2 Hours