Signal processing courses can help you learn about Fourier transforms, filtering techniques, and signal modulation. You can build skills in analyzing audio and visual signals, implementing algorithms for noise reduction, and working with time-frequency analysis. Many courses introduce tools like MATLAB and Python libraries, that support simulating signal processing techniques and analyzing real-world data.

Johns Hopkins University
Skills you'll gain: Medical Billing and Coding, Denial Management, Patient Registration, Care Management, Medical Privacy, Revenue Cycle Management, Practice Management, Organizational Change, Change Management, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Performance Review, Data Management, ICD Coding (ICD-9/ICD-10), Medical Terminology, Claims Processing, Medical Billing, Patient Safety, Continuous Quality Improvement (CQI), Medical Management, Data Analysis
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Internet Of Things, Control Systems, Cybersecurity, Firewall, Cyber Security Strategy, Interoperability, Network Security, Dataflow, IT Security Architecture, Process Control, Network Protocols, Enterprise Resource Planning, Systems Integration, Automation, Data Flow Diagrams (DFDs), Cloud-Based Integration, Software Systems, Security Management, Data Integration
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data-Driven Decision-Making, Predictive Modeling, Digital Marketing Tools, Social Media Analytics, Predictive Analytics, Marketing, Social Network Analysis, Customer Analysis, Data Ethics, Data Warehousing, Customer Insights, Data Science, Text Mining, Digital Analysis, Case Studies, Blockchain, Consumer Behaviour, Marketing Strategy and Techniques, Data Integrity, Image Analysis
Intermediate · Specialization · 1 - 3 Months

Packt
Skills you'll gain: Django (Web Framework), Restful API, AI Personalization, Payment Processing, Product Assortment, Credit/Debit Card Processing, Merchant Services, Content Management Systems, Blogs, API Design, Application Deployment, Order Management, Merchandise Maintenance, User Accounts, Data Sharing, Web Applications, Web Frameworks, Python Programming, Ajax, Javascript
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Node.JS, TypeScript, Secure Coding, OAuth, Data Validation, Full-Stack Web Development, Web Applications, Application Security, Authentications, Web Development, Back-End Web Development, Javascript, Data Modeling, Middleware, Data Migration, Application Deployment, API Design, E-Commerce
Intermediate · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Oil and Gas, Petroleum Industry, Hazard Analysis, Safety Standards, Environmental Resource Management, Energy and Utilities, Safety Assurance, Safety Training, Environment and Resource Management, Environmental Regulations, Environment Health And Safety, Environmental Science, Environmental Engineering and Restoration, Big Data, Process Engineering, Chemical Engineering, Environmental Engineering, Data Management, Pump Stations, Environmental Issue
Advanced · Specialization · 3 - 6 Months

Kennesaw State University
Skills you'll gain: Peer Review, Grammar, Business Writing, Business Correspondence, Writing, Writing and Editing, Editing, Concision, Taking Meeting Minutes, Professionalism, Business Communication, Report Writing, Target Audience, Communication, Constructive Feedback
Mixed · Course · 1 - 3 Months

Skills you'll gain: Infrastructure as Code (IaC), Amazon Web Services, Amazon DynamoDB, Database Design, System Design and Implementation, Systems Design, Software Architecture, Systems Architecture, Database Management Systems, Databases, AWS CloudFormation, Solution Architecture, Database Architecture and Administration, Database Management, Data Architecture, Event-Driven Programming, Cloud Computing Architecture, Cloud Applications, Relational Databases, Cloud Engineering
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI Agents, Google Cloud Platform, Prompt Engineering, Generative AI, Cloud Infrastructure, Prompt Engineering Tools, MLOps (Machine Learning Operations), Generative Model Architectures, Artificial Intelligence and Machine Learning (AI/ML), AI Workflows, Agentic Workflows, Natural Language Processing, AI Orchestration, Agentic systems, Artificial Intelligence, Large Language Modeling, Applied Machine Learning, Model Deployment, Model Training, Machine Learning Methods
Beginner · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: File I/O, Plot (Graphics), Data Visualization Software, Programming Principles, Computational Thinking, Matplotlib, Python Programming, NumPy, Data Processing, Algorithms, Data Import/Export, Computer Programming, Pandas (Python Package), Debugging, Data Manipulation, Data Structures, Graphing, Data Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Mainframe Computing, Mainframe Technologies, z/OS, Virtualization, Virtualization and Virtual Machines, Virtual Machines, Hardware Architecture, Computing Platforms, Infrastructure Architecture, Computer Architecture, Enterprise Security, Computer Hardware, Cryptography, Transaction Processing, System Configuration, Authorization (Computing), Identity and Access Management, Memory Management
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Control Systems, Power Electronics, Electronic Systems, Electrical Engineering, Systems Analysis, Electrical and Computer Engineering, Electronics Engineering, Electronics, Schematic Diagrams, Technical Design, Systems Design, Plot (Graphics), Engineering Analysis, Mathematical Modeling, Differential Equations, Applied Mathematics
Build toward a degree
Intermediate · Course · 1 - 4 Weeks