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: Ubuntu, Linux, Linux Administration, Bash (Scripting Language), Linux Commands, Operating System Administration, Unix Shell, File Management, Unix Commands, Shell Script, Command-Line Interface, File Systems, grep, Software Installation, System Configuration, File I/O
★ 4.4 (11) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard Creation, Data Preprocessing, Dashboard, Descriptive Statistics, Exploratory Data Analysis, Pandas (Python Package), Data Presentation, SQL, Data Analysis, Data Wrangling, Tableau Software, Feature Engineering, Statistical Visualization, Data Cleansing, Analytical Skills, Data Visualization, Data Validation, Data Warehousing, Data Visualization Software, Data Analysis Software
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Graph Theory, Data Structures, Algorithms, Computer Programming, Python Programming, Programming Principles, Computational Thinking, Data Science, Theoretical Computer Science, Model Optimization, Data Processing, Geometry, Data Analysis Expressions (DAX), Data Manipulation, Data Analysis, Data Management, Applied Mathematics
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Predictive Modeling, Applied Machine Learning, Data Preprocessing, Data Analysis, Data Import/Export, Google Cloud Platform, Model Evaluation, Decision Tree Learning, Model Training, Data Processing, Analysis, Machine Learning, Classification Algorithms, Machine Learning Methods, Random Forest Algorithm, Statistical Visualization, Software Visualization
★ 4.6 (29) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Power Automate/Flow, Email Automation, Microsoft Power Platform, Balancing (Ledger/Billing), Accounting Records, Month End Closing, Microsoft Excel, Automation, Microsoft 365
★ 4.3 (21) · Intermediate · Guided Project · Less Than 2 Hours

Amazon Web Services
Skills you'll gain: Amazon Web Services, Data Preprocessing, Data Wrangling, Data Processing, Extract, Transform, Load, Data Architecture, Data Pipelines, Data Integration, Serverless Computing
★ 4.5 (33) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Data Ethics, AI literacy, Generative AI, Artificial Intelligence, Ethical Standards And Conduct, Decision Intelligence, End User Training and Support, Human Computer Interaction, Information Privacy
★ 4.7 (46) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: General Data Protection Regulation (GDPR), Information Privacy, Personally Identifiable Information, Data Governance, Law, Regulation, and Compliance, Governance, Incident Response, Regulatory Compliance, Data Security, Accountability, Compliance Management, Data Processing, Data Sharing, Data Access, Legal Risk
★ 4.5 (22) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Generative AI, Generative Adversarial Networks (GANs), Recurrent Neural Networks (RNNs), Email Security
★ 4.2 (40) · Beginner · Course · 1 - 4 Weeks
CertNexus
Skills you'll gain: Extract, Transform, Load, Data Wrangling, Data Manipulation, Data Preprocessing, Data Cleansing, Data Processing, Data Transformation, Data Warehousing, Data Integration, Data Import/Export, Data Mining
★ 4.8 (40) · Intermediate · Course · 1 - 4 Weeks

JetBrains
Skills you'll gain: Object Oriented Design, File I/O, Data Structures, Python Programming, Programming Principles, Code Reusability, Computer Programming, Scripting, Data Processing, Package and Software Management, Code Review, Computational Logic, NumPy, Development Environment, Integrated Development Environments, Computational Thinking, Software Installation, Numerical Analysis
★ 4.9 (123) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Claims Processing, Insurance, Underwriting, Insurance and Warranty Claims Processing, Insurance Policies, Regulatory Compliance, Risk Management, Regulatory Requirements, Law, Regulation, and Compliance, Lending and Underwriting, Compliance Management, Risk Analysis, Actuarial Science, Governance, Risk Management Framework, Financial Services, Compliance Training, Operational Risk, Risk Modeling, Business
★ 5 (41) · Beginner · Specialization · 3 - 6 Months