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.

CVS Health
Skills you'll gain: De-escalation Techniques, Greeting Customers, Cross Selling, Retail Sales, Customer Service, Selling Techniques, Upselling, Conflict Management, Product Knowledge, Retail Store Operations, Customer Relationship Building, Transaction Processing, Customer Engagement, Professionalism, Company, Product, and Service Knowledge, Empathy, Social Media, Communication, Time Management
★ 4.7 (94) · Beginner · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Feature Engineering, Data Wrangling, Exploratory Data Analysis, Matplotlib, Statistical Analysis, Plot (Graphics), Data Preprocessing, Statistical Methods, Seaborn, Data Science, Data Visualization Software, Data Manipulation, Data Processing, Data Cleansing, Data Analysis, Pandas (Python Package), Data Transformation, Descriptive Statistics, Correlation Analysis, Statistical Hypothesis Testing
★ 4.1 (165) · Beginner · Course · 1 - 3 Months

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Payroll, Payroll Administration, Payroll Processing, Payroll Reporting, Payroll Tax, Labor Compliance, Compensation Management, Labor Law, Benefits Administration, Compensation and Benefits, Payment Systems, Employee Onboarding, Benefits Enrollment Processes, Income Tax, Tax Compliance, Problem Solving, Critical Thinking
★ 4.8 (64) · Beginner · Course · 1 - 4 Weeks

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Benefits Administration, Compensation Analysis, Compensation Management, Compensation Strategy, Job Evaluation, Data Collection, Compensation and Benefits, Data Visualization, Job Analysis, Data Presentation, Data-Driven Decision-Making, Spreadsheet Software, Data Visualization Software, Human Resource Strategy, Project Management, Communication Planning, Administration, Data Analysis, Microsoft Excel, Program Management
★ 4.5 (134) · Beginner · Professional Certificate · 3 - 6 Months

University of Toronto
Skills you'll gain: Bioinformatics, Molecular Biology, R (Software), Informatics, Network Analysis, Data Analysis, Data Visualization Software, Data Processing, Scientific Visualization, Structural Analysis, Heat Maps
★ 4.8 (489) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Bookkeeping, Month End Closing, Accounting Software, QuickBooks (Accounting Software), Ledgers (Accounting), Balancing (Ledger/Billing), Data Entry, Accounting, Accounting Records, Accounting Systems, Data Import/Export, General Accounting, Microsoft Excel, Expense Management, General Ledger, Accrual Accounting, Transaction Processing, Financial Data, Data Transformation, Spreadsheet Software
★ 3.1 (21) · Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Pandas (Python Package), MLOps (Machine Learning Operations), NumPy, Unit Testing, Model Deployment, Data Manipulation, Test Script Development, Software Testing, Data Import/Export, Applied Machine Learning, Test Automation, Data Wrangling, Python Programming, Code Reusability, Data Processing, Debugging, Data Structures, Machine Learning, Object Oriented Programming (OOP), Scripting
★ 4.2 (375) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Stakeholder Communications, Stakeholder Engagement, Project Scoping, Project Management, Stakeholder Management, Resource Management, Stakeholder Analysis, Scope Management, Communication Planning, Project Management Institute (PMI) Methodology, Empathy & Emotional Intelligence, Team Leadership, Emotional Intelligence, Personal Attributes, Project Controls, Project Management Life Cycle, Leadership Development, Team Collaboration, Leadership, Communication
★ 4.6 (204) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Mining, Data Warehousing, Data Pipelines, Data Preprocessing, Data Processing, Data Modeling, Data Management, Data Science, Data Cleansing, Model Evaluation, Exploratory Data Analysis
★ 3.9 (120) · Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Pandas (Python Package), NumPy, Data Manipulation, Code Reusability, Data Preprocessing, Data Wrangling, Package and Software Management, Data Analysis, Data Processing, Data Integration, JSON, Object Oriented Programming (OOP), Data Science, Data Structures, Python Programming, Exploratory Data Analysis, Programming Principles, Data Import/Export, Data Storage, Computational Logic
★ 4.7 (191) · Beginner · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data Governance, Accounting, Data Management, Internal Controls, Internal Auditing, Auditing, General Accounting, Financial Auditing, Fraud detection, Data Quality, Data Integrity, Loss Prevention, Data Visualization, Data Manipulation, Pandas (Python Package), Data Analysis, Analytics, GitHub, Python Programming, Natural Language Processing
★ 4.6 (86) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Accounts Payable and Receivable, Accounts Payable, Bookkeeping, Generally Accepted Accounting Principles (GAAP), Cash Flow Forecasting, Month End Closing, Accounts Receivable, Balancing (Ledger/Billing), Financial Statements, Process Analysis, Payroll Processing, Accounting, Accounting Software, Reconciliation, General Ledger, Microsoft Excel, Internal Auditing, Variance Analysis, Data Transformation, Data Validation
★ 3.2 (33) · Beginner · Professional Certificate · 3 - 6 Months