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: Social Media Management, User Feedback
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Graph Theory, Data Structures, Algorithms, Program Development, Programming Principles, Computational Thinking, Theoretical Computer Science, Computer Science, Python Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microservices, API Gateway, Scalability, Systems Architecture, Software Architecture, Data Management, Distributed Computing, Databases, API Design, Restful API, Software Design Patterns, NoSQL, GraphQL, Event-Driven Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Swift Programming, Apple Xcode, Apple iOS, iOS Development, Apple software proficiency, Application Development, Mobile Development, Mobile Development Tools, Object Oriented Programming (OOP), Programming Principles, Development Environment, Integrated Development Environments, Computer Programming
Beginner · Course · 1 - 4 Weeks

University of the Arts London
Skills you'll gain: Prompt Engineering, Large Language Modeling, Generative AI, ChatGPT, OpenAI, Artificial Intelligence, Responsible AI, Natural Language Processing, Data Ethics, Recurrent Neural Networks (RNNs)
Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Web Scraping, MySQL, SQL, JSON, Scripting, Data Persistence, Data Manipulation, Data Structures, Database Management, Databases, Data Import/Export, Data Capture, Spatial Analysis, Python Programming, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Red Hat Enterprise Linux, Linux, Private Cloud, Linux Administration, Package and Software Management, Command-Line Interface, Operating System Administration, File Systems, Linux Commands, User Accounts, IBM Cloud, Unix Shell, File Management, OS Process Management, Cloud Management, Virtual Machines, Infrastructure As A Service (IaaS), Systems Administration, Virtualization, Cloud Computing
Intermediate · Specialization · 3 - 6 Months

The University of Edinburgh
Skills you'll gain: Climate Change Mitigation, Energy and Utilities, Economics, Policy, and Social Studies, Sustainable Technologies, Sustainable Development, Environmental Engineering, Environmental Policy, Environmental Science, Scientific Methods, Chemical Engineering, Research
Beginner · Course · 1 - 3 Months

Skills you'll gain: Hugging Face, LLM Application, LangChain, Large Language Modeling, OpenAI, Natural Language Processing, Generative AI Agents, ChatGPT, Responsible AI, Embeddings, Application Programming Interface (API), Text Mining, Restful API, Agentic systems, Open Source Technology, Data Preprocessing, MLOps (Machine Learning Operations), Python Programming, Model Evaluation
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: JUnit, Unit Testing, Test Case, Test Data, Test Script Development, Test Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AWS Kinesis, Amazon DynamoDB, Amazon S3, Data Pipelines, Amazon CloudWatch, Cloud Storage, Real Time Data, AWS Identity and Access Management (IAM), Data Storage, Database Management Systems, Data Management, Data Infrastructure, Cloud Security, Encryption, Scalability
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Systems Thinking, Software Visualization, Software Engineering, Object Oriented Programming (OOP), Application Design, Software Development Life Cycle, Software Design, Systems Development, Software Development, Business Architecture, Business Risk Management, User Centered Design, Process Design
Beginner · Course · 1 - 4 Weeks