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: Disaster Recovery, Business Continuity, Contingency Planning, Threat Management, Incident Management, Incident Response, Risk Analysis, Key Performance Indicators (KPIs), Vulnerability Assessments, Business Risk Management, Crisis Management, Business Analysis, IT Infrastructure, Test Planning, Product Testing, Operational Risk, Business Process, Performance Metric, Cloud Computing, Information Technology Architecture
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Core Data (Software), Apple iOS, iOS Development, JSON, Objective-C (Programming Language), OAuth, Authentications, Mobile Development, Single Sign-On (SSO), Secure Coding, Data Store, Cryptographic Protocols, Application Security, Data Persistence
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Test Automation, Performance Testing, Software Testing, API Testing, Test Script Development, Security Testing, Test Tools, CI/CD, Regression Testing, JUnit, Selenium (Software), Scalability, Automation, Test Case, Application Programming Interface (API), Application Security
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Meeting Facilitation, Active Listening, Teamwork, Discussion Facilitation, Team Building, Team Management, Conflict Management, Constructive Feedback, Collaboration, Productivity, Expectation Management, Communication
Beginner · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Social Work, Community and Social Work, Social Justice, Social Sciences, Advocacy, Cultural Sensitivity, Diversity Awareness, Research, Policty Analysis, Research, and Development, Systems Thinking, Human Development, Ethical Standards And Conduct
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Databases, User Interface and User Experience (UI/UX) Design, Database Theory, Application Frameworks, TypeScript
Intermediate · Course · 3 - 6 Months
University of Washington
Skills you'll gain: Unsupervised Learning, Supervised Learning, Statistical Machine Learning, Predictive Analytics, Advanced Analytics, Data Analysis, R Programming, Statistical Methods, Statistical Inference, Statistical Analysis, Machine Learning Algorithms, Machine Learning, Graph Theory, Classification Algorithms, Probability & Statistics, Big Data
Mixed · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Creative Thinking, Brainstorming, Design Thinking, Ideation, Creativity, Creative Problem-Solving, Problem Solving, Cognitive flexibility, Innovation, Critical Thinking, Artificial Intelligence, Systems Thinking, Generative AI, Prototyping, Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Azure, Serverless Computing, Security Strategy, Network Security, Firewall, Cloud Management, Infrastructure As A Service (IaaS), Cyber Security Strategy, Distributed Denial-Of-Service (DDoS) Attacks, System Monitoring, Cloud Security, Application Security, Internet Of Things, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Relational Databases, Database Management, Database Development, SQL, MySQL, Database Design, Transaction Processing, Stored Procedure, Java, Data Structures, Data Integrity, Performance Tuning
Build toward a degree
Intermediate · Course · 1 - 3 Months

Dassault Systèmes
Skills you'll gain: SolidWorks (CAD), Computer-Aided Design, Engineering Drawings, Technical Drawing, 3D Modeling, Mechanical Engineering
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: jQuery, HTML and CSS, Hypertext Markup Language (HTML), Responsive Web Design, Web Design and Development, Javascript and jQuery, Bootstrap (Front-End Framework), Web Design, Web Development, Javascript, Web Applications, Cascading Style Sheets (CSS), Interactive Design, Programming Principles, Development Environment
Mixed · Course · 1 - 3 Months