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 California, Irvine
Skills you'll gain: Grammar, Peer Review, Editing, Writing, Proofreading, Organizational Skills, Research, Report Writing, Research Methodologies, Critical Thinking, English Language, Writing and Editing, Style Guides
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: User Story, Software Development Life Cycle, Software Architecture, Sprint Retrospectives, Agile Software Development, Kanban Principles, DevOps, Backlogs, Software Design, Scrum (Software Development), Information Technology, Computer Hardware, Sprint Planning, Software Development Methodologies, Agile Methodology, Agile Project Management, Team Building, Risk Management, Leadership, Communication
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Application Performance Management, Distributed Denial-Of-Service (DDoS) Attacks, Google Cloud Platform, Kubernetes, Cloud Infrastructure, Identity and Access Management, Data Loss Prevention, Load Balancing, System Monitoring, Prompt Engineering, Network Monitoring, Cloud Computing Architecture, Containerization, Virtual Networking, Network Architecture, Role-Based Access Control (RBAC), Network Security, Network Routing, Cloud Security, Virtual Private Networks (VPN)
Build toward a degree
Intermediate · Professional Certificate · 3 - 6 Months

Berklee
Skills you'll gain: Music, Musical Composition, Media Production, Instrumental Music, Automation, File Management, Editing, Electronic Media
Beginner · Course · 1 - 4 Weeks

Technical University of Denmark (DTU)
Skills you'll gain: Water Resource Management, Energy and Utilities, Environmental Engineering, Stormwater Management, Environment and Resource Management, Sustainable Technologies, Civil Engineering, Environmental Management Systems, Water Quality, Land Management, Sustainable Development, Cultural Sensitivity, Climate Change Adaptation
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Semiconductors, Electrical Engineering, Electronic Systems, Electronic Components, Materials science, Electronic Hardware, Electronics, Electrical and Computer Engineering, Physics, Electronics Engineering, Applied Mathematics, Mathematical Modeling
Build toward a degree
Advanced · Specialization · 1 - 3 Months
Skills you'll gain: Electrical Wiring, Wire Harnesses, Engineering Documentation, Schematic Diagrams, Engineering Drawings, Electrical Systems, Blueprint Reading, Document Management, Software Documentation, Design Software, Technical Communication, Electrical Equipment, Electrical Safety, Technical Standard, Analysis
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Energy and Utilities, Electrical Power, Engineering, Sustainable Technologies, Electric Power Systems, Basic Electrical Systems, Environmental Issue, Mechanical Engineering, Physics, Emerging Technologies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Infrastructure, Identity and Access Management, Kubernetes, Google Cloud Platform, Cloud Management, Prompt Engineering, Cloud Storage, Containerization, Infrastructure As A Service (IaaS), Cloud-Native Computing, Terraform, Cloud Applications, Cloud Computing Architecture, Cloud Services, Load Balancing, Application Deployment, Infrastructure as Code (IaC), Virtual Machines, Cloud Computing, Virtual Networking
Intermediate · Professional Certificate · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Algebra, Arithmetic, Mathematical Modeling, Applied Mathematics, Graphing, Probability & Statistics
Beginner · Course · 1 - 3 Months

Yonsei University
Skills you'll gain: Language Competency, Grammar, Writing, Vocabulary, Literacy, Culture
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cloud Deployment, Software Development Life Cycle, Istio, Software Architecture, Node.JS, React Redux, Application Deployment, Restful API, Kubernetes, Database Design, CI/CD, Cloud-Native Computing, Responsive Web Design, NoSQL, OpenShift, Git (Version Control System), Ajax, Javascript, Azure DevOps, Engineering Software
Beginner · Professional Certificate · 3 - 6 Months