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: Occupational Safety And Health, Hazard Analysis, Chemistry, Safety Culture, Safety Training, Compliance Management, Environment Health And Safety, Mitigation, Environmental Regulations, Pollution Prevention, Risk Management, Water Quality, Personal protective equipment, Sustainable Technologies, Quality Assessment, Leadership, Program Evaluation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Unit Testing, IntelliJ IDEA, Apache Maven, Software Testing, Test Case, Testability, Test Tools, Java, Mockups
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Color Theory, Typography, Creative Design, Design, Graphic and Visual Design, Graphic Design, Visual Design, Design Elements And Principles
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Cultural Diversity, Community Development, Culture, Digital Publishing, Content Creation, Analysis, Media and Communications, Storytelling, Critical Thinking, Creativity, Communication
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Diversity Equity and Inclusion Initiatives, Workplace inclusivity, Diversity Awareness, Employee Retention, Cultural Diversity, Human Resource Strategy, Recruitment Strategies, Training Programs, Recruitment, Leadership, Employee Engagement, Talent Management, Employee Onboarding
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Jupyter, Microservices, AWS SageMaker, Cloud Engineering, Command-Line Interface, Data Pipelines, CI/CD, Package and Software Management, Containerization, Applied Machine Learning, Python Programming, Test Automation, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: No-Code Development, Mobile Development, Google Sheets, Application Development, Application Design, Application Deployment, Data Structures, User Accounts, Personalized Service, User Feedback, Web Development, Marketing
Beginner · Guided Project · Less Than 2 Hours

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

Skills you'll gain: Apache Spark, PySpark, Retrieval-Augmented Generation, OpenAI API, Generative AI, Model Evaluation, Data Preprocessing, Large Language Modeling, Generative Adversarial Networks (GANs), Predictive Modeling, Matplotlib, Keras (Neural Network Library), Transfer Learning, Deep Learning, ChatGPT, Applied Machine Learning, Seaborn, Data Visualization, Regression Analysis, Machine Learning
Intermediate · Specialization · 3 - 6 Months

American Museum of Natural History
Skills you'll gain: Health Disparities, Social Determinants Of Health, Infectious Diseases, Immunology, Epidemiology, Public Health, Pathology, Microbiology, Mathematical Modeling, Molecular Biology, Taxonomy, Cell Biology, Diagnostic Tests, Clinical Trials
Intermediate · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Infectious Diseases, Epidemiology, Public Health, Microbiology, Community Health, Health Education, Social Determinants Of Health, Preventative Care, Health Care, Health Policy, Trend Analysis, Immunology, Clinical Research, Data Access
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Classification Algorithms, Exploratory Data Analysis, Data Mining, Model Evaluation, Dimensionality Reduction, Regression Analysis, Machine Learning Algorithms, Data Analysis, Big Data, Feature Engineering, Predictive Modeling, Statistical Analysis, Data Preprocessing, Case Studies, Supervised Learning, Project Implementation
Intermediate · Course · 1 - 3 Months