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.

Skills you'll gain: Vector Databases, LLM Application, Retrieval-Augmented Generation, Generative AI, Embeddings, Document Management, Natural Language Processing, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Physics, General Science and Research, Scientific Methods, Environment, Scientific Visualization, Safety Assurance, Simulations, Mathematical Modeling
Beginner · Course · 1 - 3 Months
Northeastern University
Skills you'll gain: Healthcare Industry Knowledge, Health Systems, Value-Based Care, Change Management, Health Care, Health Administration, Patient-centered Care, Health Policy, Consumer Behaviour, Customer experience improvement, Data-Driven Decision-Making, Payment Systems, Emerging Technologies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploitation techniques, Scripting, Brute-force attacks, Python Programming, Command-Line Interface, Program Development, Network Protocols, TCP/IP, Data Persistence, Debugging
Advanced · Course · 1 - 3 Months

Skills you'll gain: Intrusion Detection and Prevention, Continuous Monitoring, Threat Management, Firewall, Incident Response, Network Security, Threat Detection, Network Monitoring, Information Systems Security, Infrastructure Security, Cybersecurity
Advanced · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: File Management, Firewall, Linux Administration, Ubuntu, Hardening, Linux Servers, OS Process Management, Linux, Authentications, Zero Trust Network Access, Remote Access Systems, Data Security, User Accounts, Network Security, Linux Commands, Application Security, Security Strategy, Operating System Administration, Information Systems Security, IT Security Architecture
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Nursing Management, Delegation Skills, Nursing Administration, Care Coordination, Patient Communication, Conflict Management, Patient Advocacy, Nursing Practices, Change Management, Leadership, Communication, Nursing Care, Medical History Documentation, Professionalism, Teamwork, Collaboration, Patient Safety, Cultural Sensitivity
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Networking, Enterprise Architecture, Virtualization, Network Architecture, Network Planning And Design, Virtual Private Networks (VPN), Computer Networking, Virtual Machines, Network Infrastructure, Wide Area Networks, Software-Defined Networking, Wireless Networks, Local Area Networks, Network Switches, Network Routers, Network Protocols
Intermediate · Course · 1 - 3 Months

The University of Sydney
Skills you'll gain: Design Thinking, Innovation, Business Modeling, Product Design, Product Development, Business Strategy, Strategic Communication, Market Research, Corporate Strategy, Case Studies, User Feedback, Product Testing, Customer Insights
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: MLOps (Machine Learning Operations), Large Language Modeling, Jupyter, AI Workflows, Data Store, Version Control, Metadata Management
Intermediate · Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Environment, Environmental Issue, Environmental Science, Life Sciences, Biology, Environmental Resource Management, Natural Resource Management, Sustainable Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AWS CloudFormation, Amazon CloudWatch, Cloud Security, Data Security, Infrastructure as Code (IaC), Data Governance, AWS Identity and Access Management (IAM), Cyber Governance, Distributed Denial-Of-Service (DDoS) Attacks, Encryption, Key Management, Security Controls, Amazon S3, Continuous Monitoring, Firewall, System Monitoring
Intermediate · Course · 1 - 4 Weeks