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: 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

Simplilearn
Skills you'll gain: Supervised Learning, Data Modeling, Unsupervised Learning, Applied Machine Learning, Data Analysis, Recurrent Neural Networks (RNNs), Model Deployment, Reinforcement Learning, Artificial Intelligence, Classification Algorithms, Classification And Regression Tree (CART), Tensorflow, Machine Learning Algorithms, Keras (Neural Network Library), Artificial Neural Networks, Deep Learning, Machine Learning, Decision Tree Learning, Predictive Analytics, Regression Analysis
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Canva (Software), Product Promotion, Marketing Materials, Promotional Strategies, Product Knowledge, Design, Presentations, Dashboard, Graphic and Visual Design, Commercialization, Creative Design, Graphic Design, Sales
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Canva (Software), Animations, Content Creation, Social Media, Creative Design, Graphical Tools, Design, Graphic Design, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours
Johns Hopkins University
Skills you'll gain: Public Health, Community Health, Health Policy, Public Health and Disease Prevention, Health Promotion, Media and Communications, Infectious Diseases, Advocacy, Data Collection, Injury Prevention, Nutrition and Diet, Child Health
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Sheets, Data Literacy, Data Visualization Software, Spreadsheet Software, Big Data, Data Storytelling, Data Analysis, Data Presentation, Google Cloud Platform, Data Integration, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Application Programming Interface (API), Node.JS, Software Documentation, Web Services, Middleware, Authentications, JSON, Web Frameworks, Server Side, Web Applications, Back-End Web Development, Authorization (Computing)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Rust (Programming Language), System Programming, Secure Coding, Data Structures, Programming Principles, Data Sharing, Data Management, Capacity Management
Intermediate · Course · 1 - 3 Months

American Council on Exercise
Skills you'll gain: Selling Techniques, Sales, Customer Retention, Consultative Selling, Customer Acquisition Management, Performance Measurement, Customer Relationship Building, Professional Development, Customer Engagement, Exercise Science, Goal Setting
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Health Policy, Public Health, Systems Thinking, Health Promotion, Program Evaluation, Health Systems, Health Care Administration, Health Education, Health Equity, Epidemiology, Public Affairs, Community Health, Social Determinants Of Health, Advocacy, Media and Communications, Collaboration, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software Architecture, Integrated Development Environments, Code Review, AI Workflows, Software Design, Python Programming, Version Control, Java Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Personalization, Proposal Writing, Proposal Development, Sales Presentation, Sales Strategy, Generative AI Agents, Storytelling, Presentations, Sales Process, Content Performance Analysis, Personalized Service, Market Research, Customer Analysis, Data-Driven Decision-Making, Microsoft PowerPoint, Competitive Analysis
Beginner · Course · 1 - 4 Weeks