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.

Illinois Tech
Skills you'll gain: Database Management Systems, Database Design, Database Architecture and Administration, Database Application, Relational Databases, SQL, Data Modeling, Query Languages, Data Integrity, Data Manipulation, Data Security
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Order Fulfillment, Online Advertising, E-Commerce, Google Ads, Digital Advertising, Customer experience improvement, Market Research, Advertising Campaigns, Sales, Shipping and Receiving, Market Trend, Process Optimization, Target Audience
Beginner · Course · 1 - 4 Weeks

National Academy of Sports Medicine
Skills you'll gain: Nutrition Education, Nutritional Assessment, Nutrition and Diet, Patient Education And Counseling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Fire And Life Safety, Building Codes, Building Services Engineering, HVAC, Mechanical Ventilation, Safety Standards, Health And Safety Standards, Engineering Calculations, Mechanical Engineering
Intermediate · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Model Evaluation, Data Validation, Regression Analysis, Exploratory Data Analysis, Plot (Graphics), Statistical Modeling, Data Transformation, Correlation Analysis, Statistical Analysis, R Programming, Time Series Analysis and Forecasting, Statistical Inference, Statistical Hypothesis Testing, Probability Distribution
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Customer Retention, Loyalty Programs, Customer Relationship Management, Customer Insights, Marketing Analytics, Customer Acquisition Management, Customer Engagement, Marketing Strategies, Return On Investment, Growth Strategies, Predictive Modeling
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Fire And Life Safety, Construction Inspection, Safety Training, Safety Standards, Building Codes, Safety and Security, System Monitoring, Electrical Systems, Building Services Engineering, Continuous Monitoring, Control Systems, Systems Integration, Technical Standard, Communication Systems
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Program Evaluation, Web Content Accessibility Guidelines, Educational Materials, Multimedia, Instructional Design, Learning Management Systems, Professional Development, Content Creation, Design Strategies, Communication, Emerging Technologies
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Grant Writing, Grant Applications, Proposal Writing, Clinical Research Ethics, Healthcare Ethics, Medical Science and Research, Planning, Research Design, Growth Mindedness, Science and Research, Budgeting, Resilience, Constructive Feedback, Mentorship, Goal Setting, Collaboration
Intermediate · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Stress Management, Resilience, Emotional Intelligence, Time Management, Personal Development, Organizational Skills, Mindfulness, Adaptability, Productivity, Prioritization, Personal Care, Goal Setting, Leadership
Beginner · Course · 1 - 4 Weeks

University of Copenhagen
Skills you'll gain: European History, Immigration Law, Political Sciences, Cultural Diversity, Social Justice, Policy Analysis, International Relations, Case Law, Social Sciences, Public Policies, Governance
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Identity and Access Management, Virtual Networking, Network Monitoring, Google Cloud Platform, Network Administration, Virtual Private Networks (VPN), General Networking, Network Troubleshooting, Network Security, Network Architecture, Cloud Computing, Cloud Security, Firewall, Cloud Management, Key Management, Load Balancing, DevOps, Encryption, Automation
Intermediate · Course · 1 - 4 Weeks