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.

L&T EduTech
Skills you'll gain: Construction Engineering, Petroleum Industry, Building Codes, Civil Engineering, Oil and Gas, Construction Inspection, Construction, Engineering Plans And Specifications, Energy and Utilities, Electrical Systems, Mechanical Engineering, Safety Standards, Mechanical Design, Materials science, Engineering Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, Decision Support Systems, Strategic Decision-Making, Operational Efficiency, Predictive Modeling, Process Optimization, Predictive Analytics, Data-Driven Decision-Making, Data Pipelines, Business Intelligence, Performance Analysis, Data Ethics, Scenario Testing, Forecasting, Governance, Artificial Intelligence and Machine Learning (AI/ML), Data Visualization, Scikit Learn (Machine Learning Library), Python Programming, Regression Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: OSI Models, Network Security, Security Controls, General Networking, Wireless Networks, Network Protocols, Firewall, Network Administration, TCP/IP, Telecommunications, Proxy Servers, Network Infrastructure, Intrusion Detection and Prevention, Remote Access Systems
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, Design, Simulations, Aesthetics
Intermediate · Course · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: 3D Modeling, Design Thinking, Autodesk, Design Software, Intellectual Property, Hardware Troubleshooting, Computer-Aided Design, Technical Drawing, Visualization (Computer Graphics), Product Design, Computer Hardware, Design, Innovation, Prototyping, Emerging Technologies, Digital Design, Product Development, Industrial Design, Manufacturing Processes, Mechanical Design
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Construction Inspection, Building Codes, Construction Engineering, Construction, Construction Management, Civil Engineering, Civil and Architectural Engineering, Structural Engineering, Hydrology, Engineering Practices, Hydraulics, Structural Analysis, Materials science, Engineering Plans And Specifications, Laboratory Testing, Engineering Software, Engineering Design Process, Plant Operations and Management, Safety Standards, Engineering Calculations
Advanced · Specialization · 3 - 6 Months

UiPath
Skills you'll gain: User Interface (UI), UI Components, Test Automation, Automation, Robotic Process Automation, Scripting, Desktop Support, Debugging
Beginner · Course · 1 - 3 Months

IE Business School
Skills you'll gain: Financial Policy, International Finance, Public Policies, Economics, Economic Development, Economics, Policy, and Social Studies, Business Economics, Market Opportunities, International Relations, Tax, Global Marketing, Financial Trading, Policy Analysis, Socioeconomics, Demography, Business Risk Management, Crisis Management, Fiscal Management, World History, Supply And Demand
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Musical Composition, Music, Music Theory, Music Performance
Intermediate · Course · 1 - 3 Months

Harvard Business Review
Skills you'll gain: Generative AI, Prompt Engineering, Responsible AI, Data-Driven Decision-Making, Digital Transformation, Artificial Intelligence, Data Analysis, Innovation, Technical Management, Technology Strategies, Culture Transformation, Leadership, Team Motivation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Story, Requirements Elicitation, Requirements Management, Business Requirements, Requirements Analysis, Verification And Validation, Project Documentation, Functional Specification, User Acceptance Testing (UAT), Process Mapping, Interviewing Skills
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Image Analysis, Matlab, Computer Vision, Medical Imaging, Spatial Analysis, Algorithms
Beginner · Course · 1 - 4 Weeks