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.

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

University of Pennsylvania
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Climate Change Programs, Sustainable Business, Waste Minimization, Corporate Sustainability, Business Ethics, Climate Change Adaptation, Environmental Laws, Insurance, Environmental Policy, Natural Resource Management, Product Lifecycle Management, Climate Change Mitigation, Environmental Regulations, Business Risk Management, Mitigation, Insurance Policies, Governance, Sustainability Reporting
★ 4.8 (463) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Git (Version Control System), GitHub, Version Control, Collaborative Software, Software Versioning, Open Source Technology, Command-Line Interface, DevOps
★ 4.6 (2K) · Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Probability, Statistical Inference, Estimation, Probability & Statistics, Statistical Methods, Probability Distribution, Statistics, Bayesian Statistics, Markov Model, Statistical Analysis, Sampling (Statistics), Applied Mathematics, Artificial Intelligence, Generative AI, Data Analysis, Correlation Analysis, Data Science, Decision Intelligence, Machine Learning Algorithms, Mathematical Theory & Analysis
★ 4.4 (364) · Intermediate · Specialization · 3 - 6 Months

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 (650) · Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: FinTech, Financial Regulation, Financial Services, Payment Systems, Financial Regulations, Commercial Lending, Financial Industry Regulatory Authorities, Bank Regulations, Lending and Underwriting, Banking, Banking Services, Consumer Lending, Regulatory Compliance, Blockchain, Law, Regulation, and Compliance, Legal Risk, Payment Processing, Financial Data, Digital Assets, Regulatory Requirements
★ 4.8 (916) · Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Financial Statements, Financial Statement Analysis, Return On Investment, Accrual Accounting, Financial Accounting, Capital Budgeting, Financial Reporting, Accruals, Accounting, Finance, Inventory Accounting, Financial Analysis, Balance Sheet, Financial Acumen, Portfolio Management, Income Statement, Financial Forecasting, Equities, Generally Accepted Accounting Principles (GAAP), Corporate Finance
★ 4.6 (14K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Sales Territory Management, B2B Sales, Regional Sales, Selling Techniques, Sales Management, Consultative Selling, Sales, Sales Strategy, Market Analysis, Sales Process, Market Intelligence, Closing (Sales), Customer Relationship Management (CRM) Software, Competitive Intelligence, Customer Relationship Management, Negotiation
★ 4.5 (130) · Intermediate · Course · 1 - 4 Weeks

Saïd Business School, University of Oxford
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Generative AI, Agentic systems, Generative AI Agents, Prompt Patterns, Agentic Workflows, Generative Model Architectures, Multimodal Prompts, AI literacy, LLM Application, ChatGPT, AI Workflows, AI Product Strategy, Large Language Modeling, Model Evaluation, Responsible AI, Decision Making
★ 4.7 (137) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Flutter (Software), Mobile Development, iOS Development, Apple iOS, Mobile Development Tools, User Interface (UI), User Interface (UI) Design, Android Development, Other Mobile Programming Languages, User Interface and User Experience (UI/UX) Design, Application Development, UI Components, Cross Platform Development, Application Programming Interface (API), Software Development Tools, Application Frameworks, Development Environment, Debugging, Software Development
★ 4.4 (171) · Beginner · Course · 1 - 3 Months

Clemson University
Skills you'll gain: Data Structures, Algorithms, Theoretical Computer Science, Computer Programming, Computer Science, Probability, Design Strategies, Analysis
★ 4.2 (39) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: JUnit, Test Driven Development (TDD), Version Control, Git (Version Control System), GitHub, Performance Tuning, Unit Testing, Data Structures, Java Programming, Development Testing, Algorithms, Program Development, Software Testing, Java, Test Automation, Test Case, Software Development, Scalability
★ 4 (64) · Beginner · Course · 1 - 4 Weeks