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: Descriptive Statistics, Linear Algebra, Exploratory Data Analysis, Data-Driven Decision-Making, Data Analysis, Bayesian Statistics, Artificial Intelligence, Probability, Regression Analysis, Calculus, Mathematical Software, Advanced Mathematics, Applied Mathematics, Probability Distribution, Mathematical Modeling, Model Optimization, Integral Calculus, Algebra, Machine Learning Algorithms, Dimensionality Reduction
★ 4.9 (11) · Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Manufacturing Processes, Schematic Diagrams, Process Flow Diagrams, Computer-Aided Design, Production Process
★ 4.7 (125) · Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Database Design, Database Systems, Relational Databases, Database Software, Databases, Database Application, Database Management, Database Management Systems, Database Development, SQL, MySQL, Database Theory, Transaction Processing, Stored Procedure, Data Modeling, Unified Modeling Language, Data Integrity, Query Languages, Data Access, Application Development
★ 4.5 (116) · Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Responsible AI, Agentic Workflows, Google Cloud Platform, Agentic systems, Artificial Intelligence and Machine Learning (AI/ML), Data Quality, Artificial Intelligence, Digital Transformation, Generative AI, Business Transformation, Cloud Solutions, AI literacy, Machine Learning, Analytics, Cloud Infrastructure, Data Processing, Applied Machine Learning, Data Ethics, Model Training, Managed Services
★ 4.8 (117) · Beginner · Course · 1 - 4 Weeks

Rutgers the State University of New Jersey
Skills you'll gain: Supplier Quality Management, Procurement, Strategic Sourcing, Supplier Risk Management, Supply Management, Hedge Accounting, Supplier Management, Enterprise Resource Planning, Purchasing, Environmental Social And Corporate Governance (ESG), Strategic Partnership, Business Risk Management, Key Performance Indicators (KPIs), Supplier Relationship Management, Supply Chain, Risk Management, Derivatives, Organizational Structure, Consolidation, Talent Management
★ 4.6 (119) · Intermediate · Specialization · 3 - 6 Months

Universidad de Palermo
Skills you'll gain: Responsible AI, Data Ethics, Business Intelligence, Organizational Leadership, Business Analytics, Generative AI, Culture Transformation, AI Security, Data-Driven Decision-Making, Data Management, Artificial Intelligence, Natural Language Processing, Strategic Decision-Making, Analytics, Business Transformation, Predictive Modeling, Innovation, Organizational Change, Data Science, IT Service Management
★ 4.4 (38) · Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Data Dictionary, Health Informatics, Extract, Transform, Load, Data Synthesis, Analytical Skills, Fraud detection, Data Integration, Data Analysis, Clinical Data Management, Clinical Informatics, Data Wrangling, Data Transformation, Data Processing, Risk Analysis, Data Quality, Classification Algorithms
★ 4.4 (36) · Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Web Scraping, Extract, Transform, Load, Data Manipulation, Data Wrangling, Data Preprocessing, Data Validation, Data Processing, Data Ethics, Data Import/Export, Data Cleansing, SQL, Data Transformation, JSON, Query Languages, Data Pipelines, Pandas (Python Package), Data Collection, Generative AI, Relational Databases, Unstructured Data
★ 4.5 (23) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Tensorflow, Model Training, Supervised Learning, Model Optimization, Artificial Neural Networks, Regression Analysis, Applied Machine Learning, Statistical Machine Learning, Machine Learning Algorithms, Deep Learning, Image Analysis, Machine Learning, Random Forest Algorithm, AI Workflows, Decision Tree Learning, Natural Language Processing, Scikit Learn (Machine Learning Library), Data Science, Python Programming
★ 4.5 (100) · Advanced · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Android (Operating System), Android Development, Mobile Development, Data Management, User Interface (UI), Human Computer Interaction, Event-Driven Programming, Network Model, Geographic Information Systems, Interactive Design, Geospatial Information and Technology, Data Storage, Animations, Computer Programming, Computer Graphics
★ 4.7 (172) · Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Medical Billing and Coding, Denial Management, Patient Registration, Revenue Cycle Management, ICD Coding (ICD-9/ICD-10), Claims Processing, Payment Processing and Collection, Registration, CPT Coding, Medical Billing, Medical Coding, Billing, Insurance, Insurance Policies, Revenue Management
★ 4.8 (98) · Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Data Presentation, Data Processing, Big Data, Apache Spark, Data Analysis Software, Splunk, Data Analysis, Unstructured Data, Analytics, Data Wrangling, Data Infrastructure, Social Network Analysis, Network Analysis, Classification Algorithms
★ 4.4 (402) · Mixed · Course · 1 - 3 Months