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 Colorado Boulder
Skills you'll gain: Control Systems, Machine Controls, Engineering, Scientific, and Technical Instruments, Process Control, Laboratory Equipment, Manufacturing Processes, Embedded Software, Electronic Systems, Electronics, Semiconductors, Laboratory Testing, Health Technology, Medical Devices, Electronic Components, Performance Tuning, Network Protocols
★ 4.6 (322) · Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Power Electronics, Electrical Engineering, Control Systems, Electronics Engineering, Simulation and Simulation Software, Simulations, Mathematical Modeling, Electrical Power, Engineering Analysis, Verification And Validation, Systems Analysis
★ 4.7 (89) · Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Epidemiology, Infection Control, Infectious Diseases, Risk Analysis, Public Health, Investigation, Public Health and Disease Prevention, Emergency Response, Case Studies, Statistical Analysis, Molecular, Cellular, and Microbiology, Research Methodologies, Statistics, Report Writing
★ 4.8 (777) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Bankruptcies, Mergers & Acquisitions, Business Valuation, Financial Modeling, Liquidation, Market Share, Corporate Finance, Financial Statement Analysis, Investment Banking, Private Equity, Corporate Strategy, Cash Flows, Banking, Financial Analysis, Financial Data, Financial Statements, Strategic Decision-Making, Market Analysis, Finance, Value Propositions
Beginner · Specialization · 3 - 6 Months

Rutgers the State University of New Jersey
Skills you'll gain: Strategic Sourcing, Supplier Management, Supply Management, Supplier Relationship Management, Supplier Performance Management, Negotiation, Supplier Quality Management, Vendor Management, Purchasing, Contract Negotiation, Request For Quotation (RFQ), Price Negotiation, Procurement, Case Studies, Stakeholder Management, Contract Management, Market Analysis, Supplier Risk Management, Request for Proposal, Competitive Analysis
★ 4.7 (2.7K) · Beginner · Specialization · 3 - 6 Months

University of Copenhagen
Skills you'll gain: Microbiology, Molecular, Cellular, and Microbiology, Infectious Diseases, Biology, Infection Control, Chronic Diseases, Cell Biology, Life Sciences, Diagnostic Tests, Clinical Practices
★ 4.7 (2K) · Mixed · Course · 1 - 3 Months
The University of Edinburgh
Skills you'll gain: Life Sciences, Biology, Environmental Science, Environment, Research, Biochemistry, General Science and Research, Microbiology, Science and Research, Scientific Methods, Experimentation, Molecular, Cellular, and Microbiology
★ 4.8 (2.7K) · Mixed · Course · 1 - 3 Months

Edureka
Skills you'll gain: AI Workflows, CrewAI, AI Orchestration, Agentic Workflows, Generative AI Agents, AI Integrations, Workflow Management, Agentic systems, LLM Application, System Monitoring, Scalability, Human Centered Design, Event-Driven Programming, Human Factors, Build Tools, Model Evaluation, Data Validation, Python Programming, Debugging
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Medical Billing and Coding, Denial Management, Patient Registration, Care Management, Medical Privacy, Revenue Cycle Management, Practice Management, Organizational Change, Change Management, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Performance Review, Data Management, ICD Coding (ICD-9/ICD-10), Medical Terminology, Claims Processing, Medical Billing, Patient Safety, Continuous Quality Improvement (CQI), Medical Management, Data Analysis
★ 4.7 (398) · Beginner · Professional Certificate · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Teaching, Differentiated Instruction, Pedagogy, Literacy, Instructional Strategies, Human Learning, Culture, Education and Training, Cultural Diversity, Learning Theory, Multimedia, Student-Centred Learning, Media and Communications
★ 4.6 (134) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Multi-Factor Authentication, Authentications, Identity and Access Management, Security Controls, Security Awareness, Data Security, Safety and Security, Security Management, Human Factors (Security), Cyber Security Strategy
Intermediate · Course · 1 - 4 Weeks

Minnesota State University, Mankato
Skills you'll gain: Constructive Feedback, Verbal Communication Skills, Rapport Building, Communication, Professionalism, Relationship Management, Business Communication, Conflict Management, Active Listening, Communication Strategies, Empathy, Leadership and Management, Leadership, Empathy & Emotional Intelligence, Organizational Leadership, Leadership Development, Digital Communications, Business Leadership, Cross-Functional Team Leadership, Behavioral Management
Beginner · Course · 1 - 4 Weeks