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.

Emory University
Skills you'll gain: Rmarkdown, Knitr, Collaborative Software, Technical Documentation, Document Management, Technical Writing, Data Sharing, R Programming, YAML, Hypertext Markup Language (HTML), File Management, Cascading Style Sheets (CSS), Version Control
Beginner · Course · 1 - 3 Months

Skills you'll gain: Networking Hardware, General Networking, Network Architecture, Wireless Networks, Network Protocols, Computer Networking, TCP/IP, Local Area Networks, Network Routers, System Configuration, Network Switches, Wide Area Networks, Servers
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Computer Vision, Model Evaluation, Supervised Learning, Image Analysis, Data Preprocessing, Applied Machine Learning, Feature Engineering, Machine Learning Algorithms, Data Processing, Predictive Modeling, Machine Learning, Data Cleansing, Scikit Learn (Machine Learning Library), Data Integration, Data Manipulation, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Web Applications, Application Development, Web Development, JavaScript Frameworks, OAuth, UI Components, Front-End Web Development, Authentications, React.js, Development Environment, Software Installation, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

IE Business School
Skills you'll gain: Market Dynamics, Competitive Analysis, Market Trend, Market Share, Trend Analysis, Case Studies, Market Analysis, Business Economics, Strategic Marketing, Business Strategies, Business Strategy, Strategic Thinking, Corporate Strategy, Benchmarking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: General Data Protection Regulation (GDPR), Information Privacy, Personally Identifiable Information, Data Security, Data Governance, Data Ethics, Data Integrity, Vulnerability Assessments, Law, Regulation, and Compliance, Big Data, Cryptography
Beginner · Course · 1 - 4 Weeks
Starweaver
Skills you'll gain: Prompt Engineering, Retrieval-Augmented Generation, Generative AI Agents, Enterprise Application Management, ChatGPT, AI Workflows, Generative AI, Development Environment, LLM Application, Large Language Modeling, Systems Architecture, Model Evaluation, Program Evaluation, Process Optimization, Performance Tuning, Scalability, Debugging
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI Agents, AI Orchestration, AI Workflows, Business Process Automation, Make.com, Automation, Microsoft Power Automate/Flow, Generative AI, LangChain, Agentic Workflows, OpenAI API, LLM Application, AI Security, Prompt Engineering, Slack (Software), Cloud Computing, Artificial Intelligence and Machine Learning (AI/ML), Scalability, Artificial Intelligence, Google Sheets
Beginner · Course · 1 - 4 Weeks
University of Minnesota
Skills you'll gain: Taxonomy, Spreadsheet Software, Machine Learning, Predictive Analytics, Microsoft Excel, Persona Development, Information Architecture, Text Mining, Descriptive Statistics, Algorithms, Computer Programming, Java Programming
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Predictive Modeling, Clinical Data Management, Intensive Care Unit, Risk Modeling, Clinical Practices, Patient Evaluation, Decision Support Systems, Applied Machine Learning, Health Informatics, Model Evaluation, Qualitative Research, Data Analysis, Model Deployment
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Debugging, Unit Testing, File I/O, Integrated Development Environments, Program Development, Computer Programming Tools, Development Environment, Technical Communication, Python Programming
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: TypeScript, Web Development Tools, Debugging, Javascript, Integrated Development Environments, Software Development
Beginner · Guided Project · Less Than 2 Hours