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: Selenium (Software), Test Script Development, Test Automation, Test Case, Software Testing, Cascading Style Sheets (CSS), Application Frameworks, Browser Compatibility, Javascript and jQuery, Web Scraping, Automation, Python Programming, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Copywriting, Social Media Marketing, Content Marketing, Driving engagement, Email Marketing, Brand Management, Marketing, Advertising Campaigns, Search Engine Optimization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Payroll, HR Tech, Compensation Strategy, Human Resources Software, Compensation and Benefits, Benefits Administration, Human Resources Information System (HRIS), Payroll Systems, Compensation Analysis, Compensation Management, Payroll Processing, Human Resources, Operational Efficiency, Responsible AI, AI Enablement, Data Ethics, Workforce Management, AI Personalization, Benefits Enrollment Processes, Employee Engagement
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Design, Restful API, API Gateway, Application Programming Interface (API), Cloud API, Application Lifecycle Management, Software Documentation, Cloud Deployment
Beginner · Course · 1 - 3 Months

Skills you'll gain: Food Safety and Sanitation, Food and Beverage, Legal Risk, Cleanliness, Restaurant Management, Restaurant Operation, Training Programs, Compliance Management, Food Quality Assurance And Control, Regulatory Compliance, Employee Training, Health And Safety Standards, Hazard Analysis, Risk Analysis, Risk Management
Intermediate · Course · 1 - 4 Weeks

Indian Institute of Technology Guwahati
Skills you'll gain: User Research, UI/UX Research, Competitive Analysis, Qualitative Research, User Experience, User Experience Design, Usability Testing, User Centered Design, Persona (User Experience), Research Methodologies, Focus Group, Interviewing Skills, Requirements Elicitation, Data Collection, Stakeholder Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: LinkedIn, Drive Engagement, Content Creation, Professional Networking, Digital Publishing, Social Media, Relationship Building, Branding, Professional Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Hardening, Linux Administration, System Monitoring, Linux Commands, Performance Tuning, Linux, Systems Administration, File Management, Network Troubleshooting, Unix Commands, Debugging, Service Management, User Accounts, OS Process Management
Advanced · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Sustainable Development, Innovation, Environmental Science, Sustainability Standards, Environment, Socioeconomics, Social Impact, Social Justice, Climate Change Adaptation, Economic Development, Climate Change Mitigation, Public Policies, Case Studies
Build toward a degree
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Redis, Data Import/Export, Query Languages, Data Maintenance, Google Cloud Platform, Docker (Software), NoSQL, Data Management, Database Administration
Beginner · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Kubernetes, Google Cloud Platform, Database Management, Application Deployment, Database Administration, Cloud Deployment, Disaster Recovery, Cloud Computing, Data Storage Technologies
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Open Shortest Path First (OSPF), Virtual Local Area Network (VLAN), Wide Area Networks, Network Security, Threat Detection, Network Administration, TCP/IP, Multiprotocol Label Switching, Computer Networking, Network Routing, Virtual Private Networks (VPN), Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), Network Switches, Network Protocols
Advanced · Course · 3 - 6 Months