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.

Skills you'll gain: Database Design, IBM DB2, Relational Databases, Database Systems, Database Development, Databases, Database Management, PostgreSQL, MySQL, Database Administration, Database Software, SQL, Database Management Systems, Database Architecture and Administration, Data Modeling, Data Import/Export, Data Integrity, Command-Line Interface
★ 4.6 (796) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, Performance Tuning, Amazon Web Services, Amazon Elastic Compute Cloud, Cloud-Native Computing, Data Pipelines, Event-Driven Programming, Amazon S3, Data Integration, Data Governance, Systems Architecture, Cloud Security, Scalability, DevOps, Real Time Data, Continuous Integration, Data Security, Resilience
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Keras (Neural Network Library), Deep Learning, PyTorch (Machine Learning Library), Computer Vision, Machine Learning, Data Transformation, Python Programming
★ 4.5 (710) · Advanced · Course · 1 - 4 Weeks

Technical University of Denmark (DTU)
Skills you'll gain: Bioinformatics, Molecular Biology, Microbiology, Molecular, Cellular, and Microbiology, Infectious Diseases, Medical Science and Research, Biomedical Technology, Epidemiology, Biotechnology, Diagnostic Tests, Data Analysis Software, Database Development, Taxonomy, Data Pipelines, Scientific Visualization, Data Processing
★ 4.6 (1.6K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Inventory Management, Customer Data Management, Order Processing, Order Management, Order Fulfillment, Inventory Management System, Inventory Control, Product Assortment, Account Management, E-Commerce, Web Analytics, Retail Management, Product Management, Content Management Systems, Retail Store Operations, Performance Analysis, Editing, Marketing, Business
★ 4.5 (603) · Beginner · Guided Project · Less Than 2 Hours

Vanderbilt University
Skills you'll gain: Retrieval-Augmented Generation, ChatGPT, Generative AI Agents, Prompt Patterns, Generative AI, Prompt Engineering, OpenAI, OpenAI API, Expense Management, AI Personalization, Expense Reports, Travel Arrangements, Tool Calling, Test Case, Human Computer Interaction, Interaction Design, Responsible AI, Human Centered Design, System Testing, Safety Assurance
★ 4.8 (802) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Make.com, Email Automation, DeepSeek API, Deepseek, Agentic Workflows, AI Workflows, User Interface (UI), LLM Application, AI Orchestration, AI Integrations, Human Computer Interaction, No-Code Development, Retrieval-Augmented Generation, AI Product Strategy, Automation, Application Programming Interface (API), Workflow Management, Natural Language Processing, Prompt Engineering, Debugging
★ 4.1 (66) · Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Microsoft Word, Microsoft Office, Microsoft 365, Productivity Software, Writing, Business Writing, Document Management
★ 4.7 (800) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Responsible AI, Containerization, Prompt Engineering, AI Orchestration, Scalability, Docker (Software), Application Deployment, Agentic Workflows, AI Workflows, Generative AI Agents, Kubernetes, Retrieval-Augmented Generation, Microsoft Azure, LangChain, Artificial Intelligence, Microservices, Natural Language Processing, Serverless Computing, Reinforcement Learning, Distributed Computing
★ 3.3 (33) · Intermediate · Professional Certificate · 3 - 6 Months

Wesleyan University
Skills you'll gain: Psychosocial Assessments, Psychiatry, Pharmacotherapy, Clinical Psychology, Mental Health Diseases and Disorders, Pharmacology, Psychiatric Assessments, Psychotherapy, Psychology, Mental Status Examination, Psychological Evaluations, Mental Health Therapies, Patient Evaluation, Neurology, Scientific Methods, Magnetic Resonance Imaging, Research Methodologies, Medical Imaging, Case Studies, Patient Communication
★ 4.8 (2.5K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Web Scraping, Package and Software Management, Object Oriented Programming (OOP), Object Oriented Design, Test Driven Development (TDD), Maintainability, Python Programming, Program Development, Virtual Environment, Development Testing, Verification And Validation, Unit Testing, HTML and CSS, Hypertext Markup Language (HTML)
Beginner · Course · 1 - 3 Months
Georgia Institute of Technology
Skills you'll gain: Materials science, Chemistry, Chemical Engineering, Physical Science, Mechanics
★ 4.8 (1.3K) · Mixed · Course · 1 - 3 Months