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: AWS Identity and Access Management (IAM), Amazon CloudWatch, Amazon S3, Infrastructure as Code (IaC), AWS CloudFormation, Amazon Redshift, Cloud Management, Identity and Access Management, Cloud Security, AWS Kinesis, Amazon Web Services, Extract, Transform, Load, Data Security, Cloud Storage, Business Intelligence Software, Business Intelligence, Data Warehousing, Big Data, Security Management, Security Strategy
Intermediate · Specialization · 1 - 3 Months

Saïd Business School, University of Oxford
Skills you'll gain: Machine Learning Methods, Financial Services, Artificial Intelligence, Responsible AI, FinTech, Financial Data, Banking Services, Decision Intelligence, Financial Regulation, Banking, Fraud detection, Machine Learning, Data Ethics, Natural Language Processing, AI Personalization, Deep Learning, Credit Risk, Case Studies, Algorithms, Data Management
★ 4.7 (90) · Beginner · Course · 1 - 4 Weeks

CVS Health
Skills you'll gain: Active Listening, De-escalation Techniques, Customer Service, Empathy, Call Center Experience, Customer Support, Greeting Customers, Retail Sales, Transaction Processing, Customer Complaint Resolution, Retail Store Operations, Problem Solving, Time Management, Conflict Management, Ability To Meet Deadlines, Root Cause Analysis, Non-Verbal Communication, Communication, Positivity
★ 4.6 (378) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Modeling, Power BI, Data Lakes, Star Schema, Microsoft Power Platform, Database Design, Data Warehousing, Data Transformation, Extract, Transform, Load, Business Reporting, Microsoft Azure, Data Validation, Analytics, Data Quality, Data Architecture, Generative AI, SQL, Verification And Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, Retrieval-Augmented Generation, Large Language Modeling, AI Security, Agentic Workflows, Embeddings, Generative AI Agents, Vector Databases, Generative AI, Application Deployment, Context Management, Artificial Intelligence, AI Personalization, Knowledge Transfer, Prototyping, Test Tools, JSON, Systems Architecture, Continuous Monitoring
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Data Modeling, Database Design, Extract, Transform, Load, Databases, Data Warehousing, Database Systems, Data Pipelines, Business Intelligence, Data Integrity, Data Validation, Data Mart, Business Process, Data Integration, Data Management, Data Quality, Data Transformation, Performance Testing
★ 4.7 (730) · Advanced · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Artificial Intelligence, Machine Learning Methods, Artificial Intelligence and Machine Learning (AI/ML), Image Analysis, Reinforcement Learning, Computer Vision, Agentic systems, Machine Learning Algorithms, Machine Learning, Semantic Web, AI literacy, Natural Language Processing, Embedded Systems, Responsible AI, Data Ethics, Supervised Learning, Applied Machine Learning, Embedded Software, Algorithms, Ethical Standards And Conduct
★ 4.6 (323) · Beginner · Course · 1 - 3 Months

Copenhagen Business School
Skills you'll gain: FinTech, Technology Strategies, Payment Systems, Case Studies, Financial Services, Digital Transformation, International Finance, Payment Processing, Financial Systems, Banking Services, Banking, Innovation, Financial Regulation, Financial Regulations, Business Transformation, Financial Market, Competitive Analysis, Retail Banking, Analysis, Business Solutions
★ 4.4 (2K) · Beginner · Specialization · 3 - 6 Months

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Tax, Payment Systems, Compensation Management, Tax Laws
★ 4.7 (151) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Revenue Cycle Management, Medical Billing, Medical Billing and Coding, Electronic Medical Record System, Medical Coding, Medical History Documentation, Medical Records, ICD Coding (ICD-9/ICD-10), Electronic Medical Record, Health Care Procedure and Regulation, Health Information Management and Medical Records, CPT Coding, Medical Office Procedures, Medical Privacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Healthcare Industry Knowledge, Patient Registration, Health Information Management, Managed Care, Payment Processing
★ 4.7 (651) · Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Network Architecture, Network Protocols, Wireless Networks, Network Performance Management, Network Planning And Design, Network Engineering, Network Infrastructure, Communication Systems, Telecommunications, Digital Signal Processing
★ 4.7 (24) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Ethics, Generative AI Agents, Generative AI, Software Design Documents, Software Design, AI Integrations, Software Architecture, Agentic Workflows, Continuous Integration, Software Development, Prompt Patterns, LLM Application, Application Security, Software Engineering, Code Review, Debugging, DevSecOps
★ 4.5 (267) · Intermediate · Course · 1 - 3 Months