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.

University of Colorado Boulder
Skills you'll gain: Bash (Scripting Language), Distributed Computing, Scalability, Software Architecture, Big Data, Operating Systems, Performance Tuning, File Systems, Cloud Development, Scripting, Command-Line Interface, C and C++, Linux, Data Sharing, OS Process Management, Communication Systems, Artificial Intelligence
Advanced · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Shiny (R Package), Rmarkdown, Regression Analysis, Exploratory Data Analysis, Statistical Inference, Predictive Modeling, Statistical Hypothesis Testing, Machine Learning Algorithms, Plotly, Interactive Data Visualization, Probability & Statistics, Data Presentation, Data Visualization, Feature Engineering, Statistical Analysis, Statistical Modeling, R Programming, Data Science, Machine Learning, GitHub
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Desktop Support, Network Troubleshooting, Technical Support, Hardware Troubleshooting, System Support, Help Desk Support, Debugging, Microsoft Windows, Mac OS, Unix, Problem Management, Computer Hardware, Network Monitoring, Generative AI, Operating Systems, System Configuration, Software Installation, Technical Communication, Performance Tuning
Beginner · Course · 1 - 4 Weeks

Georgia Institute of Technology
Skills you'll gain: Electronic Components, Semiconductors, Electronics, Electrical Engineering, Basic Electrical Systems, Electronics Engineering, Engineering Analysis, Schematic Diagrams
Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Interviewing Skills, Leadership, Business Leadership, Leadership Development, Leadership and Management, Professional Development, Team Building, Recruitment, Team Management, Talent Management, Self-Awareness, Coaching, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Reinforcement Learning, Generative Model Architectures, Deep Learning, Unsupervised Learning, Image Analysis, Artificial Neural Networks, Keras (Neural Network Library), Machine Learning Algorithms, Machine Learning, Artificial Intelligence, Computer Vision, Applied Machine Learning, Dimensionality Reduction, Natural Language Processing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: LangChain, Prompt Engineering, Large Language Modeling, Generative AI Agents, LLM Application, Tool Calling, ChatGPT, Responsible AI, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Agentic systems, Application Programming Interface (API), OpenAI, Google Gemini, Automation, Generative AI, Application Development, Development Environment, Prompt Engineering Tools, Python Programming
Intermediate · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Secure Coding, Application Security, System Programming, C++ (Programming Language), C (Programming Language), Unix, Embedded Systems, Debugging, Unix Commands, Operating Systems, Data Security, Linux, Microsoft Windows
Mixed · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Vulnerability Management, Penetration Testing, Vulnerability Assessments, Intrusion Detection and Prevention, Security Testing, Network Security, System Testing, Threat Detection, Firewall, Cybersecurity, Cloud Security, Microsoft Azure, Virtual Private Networks (VPN), Windows PowerShell, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Engineering Plans And Specifications, Blueprint Reading, Architectural Drawing, Engineering Drawings, Construction, Design Specifications, Mechanical Drawings, Submittals (Construction), Building Codes, Coordination, Plumbing, Structural Engineering, Electrical Systems
Mixed · Course · 1 - 3 Months

Skills you'll gain: Shell Script, Bash (Scripting Language), User Accounts, Linux Administration, Linux, Operating System Administration, File Systems, Performance Tuning, Systems Administration, Scripting, File Management, Scripting Languages, Unix Commands, Data Storage, Command-Line Interface, Operating Systems, System Monitoring, Dataflow
Intermediate · Course · 1 - 4 Weeks

Rutgers the State University of New Jersey
Skills you'll gain: Competitive Intelligence, Competitive Analysis, Data Storytelling, Business Intelligence, Business Analytics, Data Analysis, Management Consulting, Business Strategy, Business Consulting, Strategic Thinking, Company, Product, and Service Knowledge, Analysis, Market Analysis, Business Analysis, Performance Analysis, Benchmarking, Value Engineering, Key Performance Indicators (KPIs), Root Cause Analysis, Risk Analysis
Beginner · Course · 1 - 4 Weeks