
Skills you'll gain: z/OS, Computer Architecture, Mainframe Computing, System Programming, Computer Programming, Computational Logic, Data Storage, Job Control Language (JCL)
Intermediate · Course · 1 - 3 Months

Tsinghua University
Skills you'll gain: Data Structures, Database Design, Query Languages, Algorithms, Computer Programming
Intermediate · Course · 1 - 3 Months

Interactive Brokers
Skills you'll gain: Investments, Portfolio Management, Risk Management, Equities, Market Trend, Performance Analysis, Stock Rotation, Business Economics, Market Dynamics, Market Analysis
Beginner · Course · 1 - 4 Weeks
Codio
Skills you'll gain: OAuth, Web Development Tools, Authentications, Web Servers, Application Programming Interface (API), Cloud API, Restful API, Server Side, JSON, Software Documentation, Javascript, Web Services, Application Security
Intermediate · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Theoretical Computer Science, Computational Logic, Mathematical Theory & Analysis, Algorithms, Computational Thinking, Programming Principles, Computer Science, Data Structures, Graph Theory, Deductive Reasoning, Natural Language Processing, Logical Reasoning, Formal Learning
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Android (Operating System), Android Development, Mobile Development, Software Architecture, Performance Tuning, Middleware, Linux, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, JUnit, Object Oriented Programming (OOP), Software Design Patterns, Java, Unified Modeling Language, Software Design, Java Programming, Software Architecture, Model View Controller, Conceptual Design
Build toward a degree
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Distributed Denial-Of-Service (DDoS) Attacks, Application Security, Security Testing, Authorization (Computing), Authentications, Data Validation, Encryption, Security Controls, Data Security, Vulnerability Scanning, Role-Based Access Control (RBAC), Verification And Validation, Intrusion Detection and Prevention, Database Application, Security Awareness, Cybersecurity, Web Servers, Web Development Tools
Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, AI Workflows, Agentic Workflows, AI Enablement, Retrieval-Augmented Generation, Embeddings, Program Development, Model Deployment
Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: HTML and CSS, Software Documentation, Technical Documentation, Style Guides, Web Development, Technical Writing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, PostgreSQL, Query Languages, Database Management Systems, Database Management
Intermediate · Guided Project · Less Than 2 Hours

University of California, Davis
Skills you'll gain: Digital Transformation, Blockchain, Data Ethics, Emerging Technologies, Artificial Intelligence, Digital Assets, Artificial Neural Networks, Social Media, Business Modeling, Web Development, Deep Learning, Persuasive Communication, Human Computer Interaction, Algorithms, Decision Making
Beginner · Course · 1 - 4 Weeks