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.

Universidad de Palermo
Skills you'll gain: Autism Spectrum Disorders, Clinical Psychology, Psychiatry, Mental Health Diseases and Disorders, Mental and Behavioral Health, Activities of Daily Living (ADLs), Cognitive Behavioral Therapy, Behavioral Health, Neurology, Diagnostic Tests, Working With Children
Beginner · Course · 1 - 4 Weeks

University of Geneva
Skills you'll gain: Health Care Procedure and Regulation, Public Health, Infectious Diseases, Environment Health And Safety, Health Policy, Epidemiology, Health Systems, International Relations, Public Safety and National Security, Emergency Response, Health Assessment, Governance
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, LangChain, LLM Application, Emerging Technologies, AI Orchestration, AI Workflows, AI Security, AI Enablement, OpenAI, ChatGPT, Computer Programming Tools, Software Development Tools, Responsible AI, Artificial Intelligence, General Networking, Cybersecurity, Network Administration, Software Development, Network Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Tableau Software, Data Transformation, Data Integration, SQL Server Integration Services (SSIS), Data Visualization Software, Relational Databases, Data Management, Advanced Analytics, Data Analysis, Data Preprocessing, Data Cleansing, Business Intelligence, Forecasting
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Visualization Software, Matplotlib, Data Preprocessing, Pandas (Python Package), Scatter Plots, Data Cleansing, Data Integration, Data Transformation, Big Data, Programming Principles, Python Programming
Build toward a degree
Mixed · Course · 1 - 3 Months

Skills you'll gain: Ajax, Gherkin (Scripting Language), Test Tools, Test Script Development, Debugging, Integration Testing, Software Design Patterns, Test Data, Scripting, Web Development Tools, Data Structures, Automation, SQL, MySQL
Intermediate · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: Health Policy, Substance Abuse, Lawsuits, Litigation and Civil Justice, Epidemiology, Health Disparities, Policy Analysis, Public Health, Policy Development, Law, Regulation, and Compliance, Trend Analysis, Advocacy
Beginner · Course · 1 - 3 Months

Icahn School of Medicine at Mount Sinai
Skills you'll gain: Oral Cancer Screening, Oncology, Preventative Care, Public Health and Disease Prevention, Treatment Planning, Infectious Diseases, Patient Education And Counseling, Epidemiology, Risk Analysis, Diagnostic Tests
Beginner · Course · 1 - 3 Months

Skills you'll gain: Threat Management, Incident Management, Remote Access Systems, Incident Response, Security Management, Computer Security Incident Management, Data Security, Vulnerability Assessments, Law, Regulation, and Compliance, Threat Detection, Cybersecurity, Security Controls, Security Requirements Analysis, Continuous Monitoring, Cyber Security Assessment, Security Software, Vulnerability Management, Security Strategy, Telecommuting, Infrastructure Security
Beginner · Specialization · 1 - 3 Months

University of California San Diego
Skills you'll gain: Java, Computer Programming, Object Oriented Programming (OOP), Test Case, Digital pedagogy, Debugging, Algorithms, Data Structures, Integrated Development Environments
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Collaborative Software, Integrated Development Environments, Program Development, Debugging, Development Environment, Technical Writing, Generative AI, Computer Programming, Software Development Tools
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Docker (Software), Containerization, Restful API, User Interface (UI), HTML and CSS, Node.JS, MongoDB, Database Management, Databases, JavaScript Frameworks, Web Applications, Web Development, Web Development Tools, Back-End Web Development, Full-Stack Web Development, Application Development, Javascript, GitHub
Intermediate · Guided Project · Less Than 2 Hours