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.

Arizona State University
Skills you'll gain: Prototyping, Manufacturing Processes, Materials science, Manufacturing and Production, Mechanical Engineering, 3D Modeling, Safety Training, Personal protective equipment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Sales Pipelines, Closing (Sales), Sales Process, Prospecting and Qualification, Negotiation, Sales Training, Sales Strategy, Customer Analysis, Sales Enablement, Marketing Analytics, Customer Relationship Management (CRM) Software, Account Management, Customer Success Management, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Semiconductors, Analytical Testing, Engineering, Scientific, and Technical Instruments, Analytical Chemistry, Failure Analysis, Materials science, Electronics, Image Analysis, Laboratory Testing, Electronic Components, Laboratory Equipment, Quantitative Research, Scientific Visualization, Qualitative Research
Intermediate · Course · 1 - 3 Months

American Council on Exercise
Skills you'll gain: Health And Wellness Coaching, Patient-centered Care, Coaching, Health Education, Motivational Skills, Behavior Management, Health Assessment, Adaptability, Communication, Goal Setting, Relationship Building
Beginner · Course · 1 - 3 Months

Skills you'll gain: Power BI, Data Modeling, Data Analysis Expressions (DAX), Data Transformation, Data Manipulation, Data Processing, Big Data, Interactive Data Visualization, Business Intelligence, Data Visualization Software, Data Integration, Time Series Analysis and Forecasting
Intermediate · Course · 1 - 4 Weeks

Tsinghua University
Skills you'll gain: Data Structures, Algorithms, Graph Theory, Computational Thinking, Programming Principles, Database Design, Pseudocode, Query Languages, Computer Programming, Theoretical Computer Science, Computer Science, Data Storage
Intermediate · Specialization · 3 - 6 Months
DeepLearning.AI
Skills you'll gain: Model Evaluation, Applied Machine Learning, Image Analysis, Environmental Monitoring, Convolutional Neural Networks, Artificial Intelligence, Climate Change Mitigation, Artificial Neural Networks, Forecasting, Computer Vision, Predictive Modeling, Data Preprocessing, Environmental Science, Supervised Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Risk Analysis, Risk Management Framework, Decision Making, AI Enablement, Continuous Deployment, Project Management Software, Strategic Decision-Making, Operational Analysis, Release Management, Project Planning, Predictive Modeling, A/B Testing, Business Priorities, Operational Efficiency, Algorithms, Experimentation, Advanced Analytics, Procedure Development, Product Planning, Product Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Patterns, MLOps (Machine Learning Operations), Technical Documentation, Performance Tuning, Large Language Modeling, Technical Writing, Configuration Management, Performance Testing, Data Maintenance, Benchmarking, Requirements Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Performance Testing, Vector Databases, Performance Tuning, Query Languages, SQL, Application Performance Management, Benchmarking, System Monitoring, Secure Coding
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Real Time Data, Data Pipelines, Data Transformation, Data Integration, Data Processing, Extract, Transform, Load, Power BI, Data Lakes, PySpark, Apache Spark, Data Quality, Data Governance, Analytics
Intermediate · Course · 1 - 4 Weeks

Ludwig-Maximilians-Universität München (LMU)
Skills you'll gain: Child Health, Infant Care, Maternal Health, Postpartum Care, Pediatrics, Anatomy, Nutrition and Diet, Public Health and Disease Prevention, Public Health, Clinical Nutrition, Immunology, Patient Positioning, Food Safety and Sanitation, Endocrinology, Biochemistry
Intermediate · Course · 1 - 3 Months