Signals and systems courses can help you learn about signal representation, system stability, frequency response, and filtering techniques. You can build skills in analyzing linear time-invariant systems, applying the Fourier and Laplace transforms, and designing digital filters. Many courses introduce tools such as MATLAB and Python, which are commonly used for simulations and real-time signal processing applications, allowing you to implement theoretical concepts in practical scenarios.

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, AI Workflows, Embeddings, Large Language Modeling, Graph Theory, Query Languages, Data Visualization Software, Development Environment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Endpoint Security, Mobile Security, Cloud Security, Application Security, Cloud Deployment, Malware Protection, Information Systems Security, Virtual Machines, Virtualization, Firewall, Intrusion Detection and Prevention, Security Awareness, Containerization, User Provisioning
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Android Development, Mobile Development, Android Studio, Application Development, User Interface (UI), Application Design, Java, Development Environment, Debugging
Mixed · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Stakeholder Engagement, Process Mapping, Business Process, Process Analysis, Workflow Management, Business Transformation, Business Analysis, Business Process Management, Stakeholder Analysis, Gap Analysis, Digital Transformation, Requirements Analysis, Continuous Improvement Process, Innovation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, Video Game Development, Game Design, User Interface (UI), Prototyping, Artificial Intelligence, Debugging, Animations
Mixed · Course · 1 - 4 Weeks

Macquarie University
Skills you'll gain: Persuasive Communication, Storytelling, Influencing, Communication, Leadership, Verbal Communication Skills, Stakeholder Communications, Public Speaking, Communication Strategies, Interpersonal Communications, Meeting Facilitation, Executive Presence, Strategic Communication, Discussion Facilitation, Team Leadership, Active Listening
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Excel Macros, Microsoft Excel, Excel Formulas, Visual Basic (Programming Language), Productivity Software, Debugging, Automation, Strategic Decision-Making, Programming Principles
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, SQL, Descriptive Statistics, Jupyter, Statistical Analysis, Data Analysis, Probability Distribution, Pandas (Python Package), Data Presentation, Statistics, Data Visualization, Statistical Methods, Relational Databases, Stored Procedure, Data Import/Export, Data Science, Programming Principles, Computer Programming Tools, Web Scraping, Python Programming
Build toward a degree
Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Generative AI Agents, AI Workflows, AI Orchestration, Agentic systems, LLM Application, Tool Calling, OpenAI, Prompt Engineering, Application Development, Software Documentation, File Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, LangChain, LLM Application, Vector Databases, Generative AI, Large Language Modeling, Prompt Engineering, Embeddings, Model Evaluation, Information Architecture, Text Mining
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft PowerPoint, Presentations, Sales Presentations, Microsoft 365, Microsoft Office
Beginner · Guided Project · Less Than 2 Hours
University of California, Irvine
Skills you'll gain: Verbal Communication Skills, Presentations, Public Speaking, Discussion Facilitation, Non-Verbal Communication, Oral Comprehension, English Language, Peer Review, Active Listening, Communication, Social Skills, Constructive Feedback, Interpersonal Communications, Persuasive Communication, Driving engagement, Student Engagement, Collaboration, Planning, Critical Thinking, Vocabulary
Intermediate · Specialization · 3 - 6 Months