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.

University of Toronto
Skills you'll gain: Algorithms, Computer Vision, Simulations, Scenario Testing, Data Structures, Spatial Data Analysis
Advanced · Course · 1 - 3 Months

Microsoft
Skills you'll gain: CI/CD, C# (Programming Language), Load Balancing, Continuous Integration, Role-Based Access Control (RBAC), Scalability, Object Oriented Programming (OOP), Authentications, ASP.NET, Debugging, SQL, Application Deployment, Microsoft Copilot, .NET Framework, Relational Databases, Database Management, Graph Theory, Back-End Web Development, Program Development, Data Structures
Beginner · Professional Certificate · 3 - 6 Months

University of Colorado System
Skills you'll gain: Local Area Networks, Network Protocols, Computer Networking, TCP/IP, Network Performance Management, OSI Models, Wireless Networks, Telecommunications, Network Analysis, Data Integrity
Mixed · Course · 1 - 3 Months

Skills you'll gain: Generative AI Agents, Agentic systems, Workflow Management, Artificial Intelligence, Prompt Engineering, Generative AI, Customer and Client Support, Governance, User Feedback
Advanced · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Anthropic Claude, Integrated Development Environments, Command-Line Interface, Tool Calling, Program Development, Application Development, Software Development Tools, Cloud-Based Integration, Generative AI, Automation, Artificial Intelligence and Machine Learning (AI/ML), Generative AI Agents, Middleware, Image Analysis, Software Installation, Application Servers
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Test Tools, Browser Compatibility, Software Testing, Test Automation, Selenium (Software), Web Development Tools, CI/CD, Mobile Development Tools, Cloud Platforms, GitLab, Quality Assurance, UI Components, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI) Design, Web Applications, User Interface (UI), UI/UX Strategy, User Experience Design, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: C# (Programming Language), Object Oriented Programming (OOP), Version Control, GitHub, User Accounts, Role-Based Access Control (RBAC), Microsoft Visual Studio, Git (Version Control System), Debugging, Microsoft SQL Servers, .NET Framework, Object-Relational Mapping, Full-Stack Web Development, Identity and Access Management, Development Environment, Database Management, Database Development, Application Development, Authorization (Computing), Microsoft Windows
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Email Security, File Management, Control Panels, Web Analytics and SEO, MySQL, Apache, Cloud Hosting, Public Key Infrastructure, User Accounts, Data Security, Encryption, Database Management, Web Servers, Email Automation, System Configuration, PHP (Scripting Language), Server Administration, Performance Tuning, Servers, Content Management
Beginner · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Data Visualization Software, PySpark, Data Visualization, Snowflake Schema, Data Storytelling, Site Reliability Engineering, Docker (Software), Databricks, Containerization, Interactive Data Visualization, Plotly, Data Pipelines, Kubernetes, Matplotlib, Dashboard, Apache Spark, Apache Hadoop, Big Data, Data Science, Python Programming
Intermediate · Specialization · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Swift Programming, Objective-C (Programming Language), iOS Development, Core Data (Software), Apple iOS, Video Game Development, Game Design, Model View Controller, JSON, User Interface (UI) Design, UI Components, Mobile Development, User Interface and User Experience (UI/UX) Design, OAuth, Responsive Web Design, Prototyping, Animation and Game Design, Apple Xcode, Human Computer Interaction, UI/UX Strategy
Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Session Initiation Protocols, Android Studio, Android Development, Internet Of Things, Communication Systems, Network Protocols, Telecommunications, Wireless Networks, Mobile Development, Application Development, Embedded Systems, Open Source Technology
Mixed · Course · 1 - 3 Months