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.

Digital Marketing Institute
Skills you'll gain: Digital Media Strategy, Social Media Marketing, Content Marketing, Digital Marketing, Marketing, Social Media, Marketing Strategies, Digital Content, Social Media Strategy, Integrated Marketing Communications, Consumer Behaviour, Digital Transformation, Content Strategy, Scheduling, Target Audience, Customer Engagement
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Medical Privacy, Medical Office Procedures, Medical Records, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Health Information Management and Medical Records, Electronic Medical Record, Patient Registration, Medical History Documentation, Records Management, Information Privacy, Patient Communication
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vector Databases, AI Personalization, Embeddings, Hugging Face, Artificial Intelligence, Applied Machine Learning, Databases, MongoDB, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: LLM Application, Tool Calling, Retrieval-Augmented Generation, Large Language Modeling, Generative AI Agents, AI Workflows, Context Management, Prompt Engineering, Agentic systems, Data Persistence, System Design and Implementation
Intermediate · Project · Less Than 2 Hours

Columbia University
Skills you'll gain: Financial Market, Securities (Finance), Derivatives, Mathematical Modeling, Applied Mathematics, Capital Markets, Futures Exchange, Equities, Financial Modeling, Probability, Risk Management, Portfolio Management, Probability Distribution, Cash Flows
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Molecular Biology, Biology, Biostatistics, Bioinformatics, Biotechnology, Environmental Science, Scientific Methods, Mathematical Modeling
Mixed · Course · 1 - 3 Months
Skills you'll gain: Operating Systems, C (Programming Language), Performance Tuning, Virtual Machines, System Programming, Virtualization, Linux
Advanced · Course · 1 - 3 Months

Skills you'll gain: Package and Software Management, Linux Administration, Command-Line Interface, Unix Commands, Linux Servers, Linux, Operating System Administration, Authorization (Computing), Linux Commands, Systems Administration, User Accounts, Shell Script, Unix Shell, Remote Access Systems, Network Security, Network Administration, General Networking, File Management, System Configuration, Data Storage
Mixed · Course · 1 - 3 Months

Skills you'll gain: Prioritization, Productivity, Strategic Prioritization, Productivity Software, Ability To Meet Deadlines, Personal Development, Workflow Management, Goal Setting
Intermediate · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Test Case, Software Testing, Software Quality Assurance, Quality Assurance, User Acceptance Testing (UAT), Test Planning, Verification And Validation, Acceptance Testing, System Testing, White-Box Testing, Unit Testing, Functional Testing, Integration Testing, Software Development Life Cycle, Software Development
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Cybersecurity, Cyber Security Policies, Cyber Risk, Risk Management, Cyber Attacks, Risk Mitigation, Business Risk Management, Cyber Security Strategy, Operational Risk, Stakeholder Communications, Enterprise Risk Management (ERM), Security Management, Risk Analysis, Cyber Security Assessment, Threat Modeling, Risk Modeling, Governance, Vulnerability Assessments, Information Privacy, Estimation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Linux, Package and Software Management, Linux Administration, Red Hat Enterprise Linux, File Systems, Scripting, User Accounts, Linux Servers, Command-Line Interface, Shell Script, System Configuration, Linux Commands, Unix Shell, Operating System Administration, Unix Commands, Open Source Technology, Disaster Recovery, System Monitoring, Systems Administration, Web Servers
Beginner · Specialization · 3 - 6 Months