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: Artificial Neural Networks, Applied Machine Learning, Deep Learning, Linear Algebra, Machine Learning, Digital Signal Processing, Data Processing, Data Structures, Data Transformation, Algorithms, Data Science
★ 3.3 (24) · Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Blockchain, FinTech, Emerging Technologies, Cryptography, Law, Regulation, and Compliance, Financial Regulations, Cryptographic Protocols, Financial Regulation, Regulatory Requirements, Regulatory Compliance, Encryption, Technology Strategies, Payment Systems, Data Integrity, Digital Assets, Financial Services, Feasibility Studies, Transaction Processing, Innovation, Distributed Computing
★ 4.7 (404) · Intermediate · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Machine Learning Algorithms, Internet Of Things, Artificial Intelligence, Unsupervised Learning, Python Programming, Embedded Software, Computer Vision, Peripheral Devices, Integrated Development Environments, Deep Learning, Applied Machine Learning, Image Analysis, Machine Learning, Embedded Systems, Civil Engineering, Classification Algorithms, Security Controls, Wireless Networks, Automation, Digital Transformation
★ 4.6 (328) · Intermediate · Specialization · 3 - 6 Months
Stanford Online
Skills you'll gain: Bayesian Network, Machine Learning Methods, Statistical Inference, Markov Model, Statistical Machine Learning, Graph Theory, Sampling (Statistics), Applied Machine Learning, Statistical Methods, Probability & Statistics, Algorithms, Probability Distribution, Machine Learning Algorithms
★ 4.6 (491) · Advanced · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: User Research, User Experience Design, User Experience, User Interface and User Experience (UI/UX) Design, Usability, Verification And Validation, UI/UX Research, UI/UX Strategy, Human Computer Interaction, Internet Of Things, API Design, User Interface (UI), Embedded Software, Amazon Web Services, Cloud Computing Architecture, Embedded Systems, Application Programming Interface (API), Prototyping, User Interface (UI) Design, Software Development
★ 4.5 (148) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Workday (Software), Human Resources Software, Human Capital, HR Tech, Benefits Enrollment Processes, Human Resources Information System (HRIS), People Analytics, Learning Management Systems, Human Resource Management, Workflow Management, Staff Management, Business Reporting, Management Reporting, Ad Hoc Reporting, Training Programs, Business Process, Workforce Planning, Compensation Analysis, Data Entry
★ 4.7 (148) · Beginner · Course · 1 - 3 Months

Google Quantum AI
Skills you'll gain: Quantum computing, Emerging Technologies, Hardware Architecture, Mathematical Software, Failure Analysis, Computer Programming Tools, Simulation and Simulation Software, Theoretical Computer Science, Mathematical Modeling, Estimation, Simulations
★ 4.6 (220) · Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: User Interface (UI), Interactive Design, Computer Graphics, Video Game Development, Mobile Development, Visualization (Computer Graphics), Web Applications, Game Design, Animations, Musical Composition, Music, Multimedia, Computer Programming, Digital Signal Processing, Computer Programming Tools
★ 4.1 (55) · Mixed · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: AI Orchestration, Agentic Workflows, OpenAI API, Generative AI Agents, LLM Application, Prompt Patterns, AI Workflows, Prompt Engineering, Agentic systems, AI Security, Business Logic, File I/O, Transaction Processing, Software Architecture, Memory Management
★ 4.7 (139) · Beginner · Course · 1 - 3 Months

Corporate Finance Institute
Skills you'll gain: Dashboard, Microsoft Excel, Pivot Tables And Charts, Star Schema, Spreadsheet Software, Dashboard Creation, Data Transformation, Data Analysis Expressions (DAX), Data Storytelling, Data Analysis, Excel Formulas, Extract, Transform, Load, Consolidation, Data Visualization Software, Data Presentation, Data Modeling, Business Intelligence, Competitive Analysis, Data Wrangling, Data Manipulation
★ 4.7 (224) · Beginner · Specialization · 3 - 6 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Data Mining, Database Design, Scalability, Database Systems, Relational Databases, Unstructured Data, Transaction Processing, Database Architecture and Administration, Systems Design, Database Software, Big Data, Database Development, Data Architecture, NoSQL, Data Processing, Maintainability, Apache Hadoop
★ 4.3 (41) · Intermediate · Course · 1 - 4 Weeks

Campus BBVA
Skills you'll gain: Incident Response, Incident Management, Crisis Management, Security Information and Event Management (SIEM), Security Management, Data Security, Cybersecurity, Cyber Attacks, Event Monitoring, AI Security, Data Processing, Security Awareness, Anomaly Detection, Data Science, Authentications, Time Series Analysis and Forecasting
★ 4.7 (349) · Intermediate · Course · 1 - 3 Months