Theoretical computer science courses can help you learn algorithms, computational complexity, automata theory, and formal languages. You can build skills in problem-solving, mathematical reasoning, and algorithm analysis, that support tackling complex computational tasks. Many courses introduce tools like Python for algorithm implementation, LaTeX for typesetting mathematical documents, and software for simulating automata, allowing you to apply these concepts in practical scenarios.

Skills you'll gain: Software Design Patterns, Software Design, C and C++, C++ (Programming Language), Object Oriented Design, Software Architecture, Code Reusability, Programming Principles, Object Oriented Programming (OOP), Prototyping, Memory Management, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, UI Components, HTML and CSS, Front-End Web Development, Web Design, Bootstrap (Front-End Framework), User Interface (UI), Web Design and Development, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), User Interface and User Experience (UI/UX) Design, User Interface (UI) Design, Event-Driven Programming, Web Applications, Web Development, Interactive Design, Design, Interaction Design, Javascript, User Experience Design
Intermediate · Specialization · 3 - 6 Months

Codio
Skills you'll gain: Model View Controller, Test Driven Development (TDD), Restful API, Vue.JS, Full-Stack Web Development, Frontend Integration, JavaScript Frameworks, Web Applications, Application Programming Interface (API), Unit Testing, Server Side, Web Components, Software Design Patterns, Javascript, HTML and CSS, Event-Driven Programming, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Flask (Web Framework), Application Frameworks, Back-End Web Development, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Responsible AI, Data Ethics, Artificial Intelligence, Business Ethics, Machine Learning, AI literacy, Accountability, Artificial Intelligence and Machine Learning (AI/ML), Ethical Standards And Conduct, Risk Analysis, Case Studies, Risk Mitigation, Law, Regulation, and Compliance, Decision Making, Workforce Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Application Programming Interface (API), Simple Object Access Protocol (SOAP), Application Deployment, Development Environment, Hibernate (Java), Back-End Web Development, Eclipse (Software), Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Content Creation, Visual Storytelling, Design Elements And Principles, Digital Design, Graphical Tools, Design, Graphics Software, Graphic and Visual Design Software
Beginner · Guided Project · Less Than 2 Hours

Multiple educators
Skills you'll gain: Sustainable Business, Sustainability Reporting, Sustainable Design, Corporate Sustainability, Sustainable Technologies, Environmental Social And Corporate Governance (ESG), Sustainable Engineering, Sustainable Development, Sustainable Systems, Energy and Utilities, Sustainability Standards, Business Reporting, Organizational Leadership, Strategic Leadership, Environmental Resource Management, Business Leadership, Sustainable Architecture, Product Engineering, Initiative and Leadership, Electrical Power
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Data Storage Technologies, Data Architecture, Database Architecture and Administration, Data Storage, Database Theory, Relational Databases, Database Management Systems, Mainframe Technologies, Data Integrity, Data Access, Mainframe Computing, Data Management, Data Processing, Performance Tuning, Distributed Computing
Intermediate · Course · 1 - 4 Weeks
University of Glasgow
Skills you'll gain: Software Development Life Cycle, Program Development, Software Design, Application Design, Maintainability, Programming Principles, Computer Programming, Requirements Analysis, Functional Requirement, Program Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI Agents, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Artificial Intelligence, Jupyter, Healthcare Industry Knowledge, Model Training, Healthcare Ethics, Health Disparities, Health Informatics, LLM Application, Machine Learning, Deep Learning, Statistical Machine Learning, AI Integrations, AI Security, Model Evaluation, Predictive Modeling, Data-Driven Decision-Making, Data Processing, Data Analysis
Intermediate · Specialization · 1 - 3 Months

Northeastern University
Skills you'll gain: Systems Thinking, Software Visualization, Object Oriented Design, Case Studies, Software Engineering, Object Oriented Programming (OOP), Software Design, Program Development, Systems Design, Business Modeling, System Design and Implementation, Complex Problem Solving, Dependency Analysis
Mixed · Course · 1 - 4 Weeks