Real-time Operating Systems courses can help you learn task scheduling, resource management, interrupt handling, and system performance optimization. You can build skills in designing efficient algorithms, debugging real-time applications, and ensuring system reliability under time constraints. Many courses introduce tools like FreeRTOS, VxWorks, and QNX, that support implementing real-time applications in embedded systems and IoT devices.

HubSpot Academy
Skills you'll gain: Inside Sales, Sales Training, Consultative Selling, Sales, General Sales Practices, Sales Strategy, Sales Process, Customer Relationship Building, Prospecting and Qualification, Customer Analysis, Needs Assessment, Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Timelines, Organizational Skills, Scheduling, Project Coordination, Milestones (Project Management), Time Management, Project Management Software, Project Management, Delegation Skills, Data Visualization, Team Management, Dependency Analysis
Beginner · Guided Project · Less Than 2 Hours

Interactive Brokers
Skills you'll gain: Derivatives, Financial Trading, Financial Market, Securities Trading, Risk Management, Market Analysis, Capital Markets, Risk Analysis, Investments, Technical Analysis, Market Dynamics, Profit and Loss (P&L) Management
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Simulations, Social Sciences, Systems Thinking, Agentic systems, Social Network Analysis, Computational Thinking, Sociology, Economics, Scientific Methods, Artificial Intelligence and Machine Learning (AI/ML), Computer Programming
Beginner · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Application Specific Integrated Circuits, Hardware Design, Computer-Aided Design, Electronic Hardware, Systems Design, Electrical and Computer Engineering, Computer Engineering, Semiconductors, Network Routing, Computational Logic, Data Structures, Algorithms, Graph Theory, Linear Algebra, Applied Mathematics, Mathematical Modeling, Calculus
Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Android Studio, Android Development, Object Oriented Programming (OOP), Java Programming, Java, Mobile Development, Data Structures, Integrated Development Environments, Computer Programming, Debugging, Algorithms
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Art History, Community Organizing, Social Justice, Advocacy, Student Engagement, Liberal Arts, Social Sciences, Performing Arts, Creativity, Aesthetics, Cultural Diversity, Media and Communications, Discussion Facilitation
Mixed · Course · 1 - 3 Months

Duke University
Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Software Engineering, Programming Principles, Computer Programming, Software Design, Predictive Modeling, Algorithms, Data Structures, Performance Tuning, Performance Testing, Debugging, Application Programming Interface (API), Development Testing
Beginner · Course · 1 - 3 Months

Yale University
Skills you'll gain: Global Positioning Systems, Wireless Networks, General Networking, Communication Systems, Mechanics, Telecommunications, Technical Communication, Physics, Environmental Monitoring
Beginner · Course · 1 - 3 Months

Amazon
Skills you'll gain: Full-Stack Web Development, Restful API, Front-End Web Development, Web Services, Application Deployment, Web Development, Spring Framework, Amazon Web Services, HTML and CSS, Server Side, Java Platform Enterprise Edition (J2EE), Web Applications, Back-End Web Development, Spring Boot, Model View Controller, Responsive Web Design, Javascript
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Child Welfare, Research, Research Methodologies, Family Support, Working With Children, Trauma Care, Child Development, Social Sciences, Human Development, Cultural Diversity, Culture, Case Studies
Mixed · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Usability, Human Computer Interaction, Authentications, Security Engineering, Usability Testing, Interaction Design, Threat Modeling, Human Factors, Information Privacy, Cybersecurity, Personally Identifiable Information, User Interface (UI) Design, User Acceptance Testing (UAT), Multi-Factor Authentication, User Centered Design, Design
Mixed · Course · 1 - 3 Months