Cryptocurrency and blockchain courses can help you learn how distributed ledgers work, how transactions are verified, and how major blockchain networks are structured. You can build skills in wallet management, smart contract basics, and evaluating blockchain use cases. Many courses introduce tools such as crypto exchanges, block explorers, and frameworks used to experiment with decentralized applications.

University of Amsterdam
Skills you'll gain: Qualitative Research, Scientific Methods, Statistical Analysis, Statistical Hypothesis Testing, Research, Science and Research, Research Design, Sampling (Statistics), Research Reports, Interviewing Skills, Data Analysis, Data Collection, Research Methodologies, Probability & Statistics, Social Sciences, Statistical Methods, Regression Analysis, Statistical Inference, Statistics, R Programming
★ 4.6 (8K) · Beginner · Specialization · 3 - 6 Months

University of Arizona
Skills you'll gain: Physical Science, Physics, Engineering, Scientific, and Technical Instruments, Life Sciences, Chemistry, electromagnetics, General Science and Research, Biology, Scientific Methods, Research
★ 4.8 (4K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Medical Terminology, Pathology, Medical Records, Anatomy, Cell Biology, Physiology, Diagnostic Tests, Nutrition and Diet
★ 4.7 (192) · Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Life Sciences, Molecular Biology, Molecular, Cellular, and Microbiology, Biology, Biotechnology, Environment, Taxonomy, Scientific Methods
★ 4.8 (1.9K) · Mixed · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Mergers & Acquisitions, Private Equity, Investment Banking, Financial Statement Analysis, Business Valuation, Intercompany Accounting, Financial Statements, Financial Forecasting, Financial Analysis, Capital Markets, Financial Modeling, Equities, Specialized Accounting, Cash Flow Forecasting, Corporate Accounting, Corporate Tax, Revenue Forecasting, Accounting, Tax Management, Financial Accounting
★ 4.6 (693) · Intermediate · Specialization · 3 - 6 Months
Skills you'll gain: Computer Networking, Network Troubleshooting, Network Administration, TCP/IP, General Networking, Routing Protocols, Network Protocols, Networking Hardware, OSI Models, Network Routing, Network Infrastructure, Dynamic Host Configuration Protocol (DHCP), Network Security, Wireless Networks, Network Model, Data Integrity
★ 4.7 (53K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Accounts Payable, Accounts Payable and Receivable, Accounts Receivable, Billing & Invoicing, Invoicing, Accounting Software, Workflow Management, Payment Processing, Accounting Records, Data Entry, Business Process Automation, Tax Compliance, Document Management, Spreadsheet Software, Excel Formulas, Financial Controls, Verification And Validation
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Model Deployment, Data Management, Artificial Intelligence and Machine Learning (AI/ML), Infrastructure Architecture, Data Infrastructure, AI Integrations, MLOps (Machine Learning Operations), Application Deployment, AI Workflows, Model Evaluation, Data Cleansing, Artificial Intelligence, Data Security, Application Frameworks, Machine Learning, Data Preprocessing, Data Pipelines, Scalability
★ 4.5 (283) · Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Empathy & Emotional Intelligence, Emotional Intelligence, Social Skills, Active Listening, Empathy, Professional Development, Stress Management, Relationship Building, Interpersonal Communications, Self-Awareness, Communication Strategies, Self-Discipline, Personal Development, Journals
★ 4.7 (1.7K) · Beginner · Course · 1 - 4 Weeks

University of Alberta
Skills you'll gain: Software Architecture, Model View Controller, Unified Modeling Language, Object Oriented Design, Service Oriented Architecture, API Design, Systems Architecture, Web Services, Software Design Patterns, Software Design, Simple Object Access Protocol (SOAP), Microservices, Restful API, Software Design Documents, Software Visualization, Code Review, Product Family Engineering, Object Oriented Programming (OOP), Software Development, Java
★ 4.6 (4K) · Beginner · Specialization · 3 - 6 Months

Illinois Tech
Skills you'll gain: Process Improvement, Process Management, Process Improvement and Optimization, Business Process, Business Process Management, Process Analysis, Business Process Improvement, Performance Improvement, Quality Improvement, Continuous Improvement Process, Process Mapping, Operations Management, Quality Management, Quality Monitoring, Operational Excellence, Quality Management Systems, Change Management, Performance Measurement, Risk Management, Project Management
★ 4.8 (211) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Kubernetes, Docker (Software), Containerization, Cloud-Native Computing, Application Deployment, YAML, Devops Tools, Command-Line Interface, Google Cloud Platform, Web Applications, Cloud Infrastructure, Cloud Deployment, Data Persistence, Development Environment, Configuration Management, Virtual Networking, Nginx, Software Installation, MongoDB, Service Management
★ 4.7 (51) · Intermediate · Specialization · 3 - 6 Months