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.
University of Washington
Skills you'll gain: Big Data, Relational Databases, Database Systems, Dataflow, Databases, Data Science, Database Theory, Data Manipulation, Data Store, Data Processing, Database Management Systems, NoSQL, Apache Spark, Distributed Computing, Apache Hadoop, SQL, Data Analysis, Query Languages, Cloud Computing, Python Programming
★ 4.3 (773) · Mixed · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Retrieval-Augmented Generation, AI Workflows, LangChain, Model Context Protocol, Vector Databases, AI Orchestration, LLM Application, Tool Calling, Agentic Workflows, Generative AI Agents, Large Language Modeling, Agentic systems, Embeddings, Model Deployment, Artificial Intelligence, Context Management, Scalability, Debugging, Data Persistence, Safety and Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Maven, Build Tools, Hibernate (Java), Unit Testing, Data Persistence, Docker (Software), Software Testing, Object-Relational Mapping
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Containerization, Docker (Software), Microservices, Authentications, OAuth, Integration Testing, .NET Framework, Event-Driven Programming, Software Architecture, Identity and Access Management, Software Design Patterns, Scalability, Authorization (Computing), Transaction Processing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Internet Of Things, Automation, Infrastructure Architecture, Data Management, Systems Architecture, Network Protocols, Information Management, Systems Integration, Information Systems Security, Security Strategy, Emerging Technologies, Communication Systems, Systems Design
★ 4.5 (42) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: UI Components, Systems Design, User Interface (UI) Design, Digital Design, System Design and Implementation, Design Strategies, User Interface and User Experience (UI/UX) Design, Design, Design Software, Scalability, Design and Product, Agile Methodology, Usability, Design Research, Style Guides, Agile Product Development, UI/UX Research, Product Testing, System Programming, Prompt Patterns
Intermediate · Course · 1 - 3 Months

Skills you'll gain: File I/O, .NET Framework, Object Oriented Design, Object Oriented Programming (OOP), C# (Programming Language), Application Development, Video Game Development, Game Design, Database Application, Database Software, Programming Principles, Application Frameworks, Database Development, Data Access, Program Development, File Management, Maintainability, Authentications
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Linear Algebra, Algebra, Advanced Mathematics, Engineering Analysis, Applied Mathematics, Mathematical Theory & Analysis, Geometry
★ 4.7 (175) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Banking Services, Investments, Financial Regulations, Investment Management, Financial Sales, Financial Trading, Financial Analysis, Bank Regulations, Economic Development, Law, Regulation, and Compliance, Behavioral Economics, Brokerage, Market Analysis, Securities Trading, Asset Management, Mergers & Acquisitions, Underwriting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Linux Servers, Red Hat Enterprise Linux, Linux, Operating System Administration, IBM Cloud, Linux Commands, Virtualization, Systems Administration, Virtualization and Virtual Machines, Virtual Machines, Cloud Infrastructure, Cloud Computing, System Monitoring, Software Installation, System Configuration, Private Cloud, Remote Access Systems, Package and Software Management
★ 4.6 (137) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Application Deployment, Figma (Design Software), Cloud Deployment, UI Components, React.js, Node.JS, User Interface (UI) Design, JavaScript Frameworks, Code Reusability, Front-End Web Development, Server Side, Content Management Systems, Content Management, Amazon S3
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Disaster Recovery, Business Continuity Planning, Business Continuity, Database Management, Database Administration, Database Management Systems, Database Architecture and Administration, Problem Management, Database Theory, Contingency Planning, Relational Databases, Incident Management, IT Infrastructure, IT Service Management, Service Management, Information Systems, System Implementation, Service Level, Program Evaluation, Software Development Methodologies
Intermediate · Course · 1 - 4 Weeks