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.

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

Skills you'll gain: Back-End Web Development, Server Side, Middleware, Authentications, API Design, Application Programming Interface (API), User Accounts, Databases, JavaScript Frameworks, Scalability, GitHub, Development Environment, Data Validation
Intermediate · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Six Sigma Methodology, Process Improvement, Process Optimization, Correlation Analysis, Statistical Hypothesis Testing, Lean Six Sigma, Kaizen Methodology, Quality Improvement, Regression Analysis, Statistical Process Controls, Continuous Improvement Process, Process Capability, Project Management, Quality Management, Cost Benefit Analysis, Statistical Inference, Document Control
Beginner · Course · 1 - 3 Months

Georgia Institute of Technology
Skills you'll gain: Structural Analysis, Mechanical Engineering, Failure Analysis, Engineering Analysis, Mechanics, Materials science, Engineering Calculations, Civil Engineering, Mathematical Modeling, Trigonometry
Mixed · Course · 1 - 3 Months
CertNexus
Skills you'll gain: Data Ethics, Responsible AI, Accountability, Risk Management, Operational Risk, Risk Analysis, Information Privacy, Risk Mitigation, AI Security, Personally Identifiable Information, Safety and Security, Business Ethics, Ethical Standards And Conduct
Beginner · Course · 1 - 3 Months
Michigan State University
Skills you'll gain: Infographics, Adobe Illustrator, Graphic and Visual Design, Data Mapping, Graphic Design, Typography, Layout Design, Design Elements And Principles, Storytelling, Color Theory
Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Patient Evaluation, Pharmacology, Airway Management, Cardiology, Medication Administration, Medical Emergency, Emergency Medical Services, Emergency Medicine, Respiratory Care, Neurology, Critical Care, Health Assessment, Mental Status Examination, Vital Signs, Anatomy, Physiology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Information Architecture, UI/UX Research, Design Research, User Interface and User Experience (UI/UX) Design, Persona Development, Usability, Qualitative Research, Usability Testing, Surveys, Prototyping, Tree Maps, Interviewing Skills
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: .NET Framework, Application Deployment, Bootstrap (Front-End Framework), Full-Stack Web Development, Database Management, User Accounts, Payment Systems, Authentications, Role-Based Access Control (RBAC), Data Modeling, Transaction Processing
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Denial Management, Medical Billing, Billing, Revenue Cycle Management, Accounts Receivable, Payment Processing and Collection, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Regulatory Compliance
Beginner · Course · 1 - 3 Months

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

University of Illinois Urbana-Champaign
Skills you'll gain: Loss Prevention, Waste Minimization, Food Quality Assurance And Control, Supply Chain, Food and Beverage, Supply Chain Management, Market Dynamics, Economics, Capacity Planning, Stakeholder Management, Systems Thinking, Analysis, Education and Training
Beginner · Course · 1 - 3 Months