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: Spring Framework, Hibernate (Java), Spring Boot, Java, Object-Relational Mapping, Database Management, Apache Maven, Software Design Patterns, SQL, Data Persistence, Functional Design, Dependency Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Docker (Software), Git (Version Control System), Flask (Web Framework), Application Programming Interface (API), Authentications, Application Deployment, Database Management, Cloud Deployment, JSON, Object-Relational Mapping, API Testing, Programming Principles, Python Programming, Object Oriented Programming (OOP), Data Structures
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Tools, Test Automation, Software Testing, Test Script Development, Test Case, Regression Testing, Test Execution Engine, Javascript and jQuery, Browser Compatibility, Automation, Software Design Patterns, UI Components, Java
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Value Propositions, Social Media Marketing, Social Media Strategy, Strategic Planning, Search Engine Optimization, Competitive Analysis, Business Modeling, Web Analytics and SEO, Business Strategy, Paid media, Content Marketing, Market Analysis, Marketing Strategy and Techniques, Email Marketing, Digital Marketing, Google Ads, Innovation, Product Development, Video Production
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Stress Management, Personal Care, Mindfulness, Preventative Care, Growth Mindedness, Behavioral Health, Personal Development, Health And Wellness Coaching, Productivity, Self-Awareness, Mental Health, Resilience, Health Promotion, Behavior Management, Goal Setting, Positive Behavior Support, Exercise Science
Beginner · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: Conflict Management, Leadership, Collaboration, Teamwork, Communication, Interpersonal Communications, Verbal Communication Skills, Crisis Intervention, Active Listening, Empathy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, Computer Graphics, Visualization (Computer Graphics), Image Quality, Design Elements And Principles, Technical Design
Intermediate · Course · 1 - 3 Months

Kennesaw State University
Skills you'll gain: Value Propositions, Business Modeling, Presentations, Customer Analysis, Innovation, Customer Relationship Management, Entrepreneurship, Marketing Channel, Business Strategy, Strategic Partnership, Cost Management, Revenue Management, Resource Management
Beginner · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Identity and Access Management, Authentications, User Provisioning, Multi-Factor Authentication, Security Assertion Markup Language (SAML), Single Sign-On (SSO), Threat Modeling, User Accounts, Key Management, Cyber Security Assessment, Threat Management, OAuth, Cybersecurity, Role-Based Access Control (RBAC), Vulnerability Assessments, System Design and Implementation, Threat Detection, Cryptography, Risk Management, Remote Access Systems
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Exploitation techniques, Cyber Security Assessment, Unix, Vulnerability Assessments, Unix Commands, Unix Shell, System Programming, Shell Script, Linux, Debugging, Linux Commands, Computer Architecture, Authentications
Build toward a degree
Intermediate · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Information Privacy, Personally Identifiable Information, Data Security, Threat Modeling, Vulnerability Assessments, Cybersecurity, Vulnerability, Data Ethics, General Data Protection Regulation (GDPR), Cyber Risk, Data Governance, Data Integrity, Data Encryption Standard, Security Management, Security Software, Compliance Management, Risk Management, Data Access, Security Strategy, NIST 800-53
Beginner · Course · 1 - 3 Months

Skills you'll gain: Recurrent Neural Networks (RNNs), PyTorch (Machine Learning Library), Convolutional Neural Networks, Deep Learning, Classification Algorithms, Transfer Learning, Applied Machine Learning, Image Analysis, Model Evaluation, Artificial Neural Networks, Computer Vision, Data Preprocessing
Intermediate · Course · 1 - 3 Months