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.

Board Infinity
Skills you'll gain: React.js, ASP.NET, Restful API, .NET Framework, Web Applications, Web Services, Hypertext Markup Language (HTML), Front-End Web Development, JSON, Application Development, JavaScript Frameworks, Model View Controller, Application Frameworks, Program Development, Javascript, Development Environment, Back-End Web Development, Web Development, Microsoft Visual Studio, Cascading Style Sheets (CSS)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Canva (Software), LinkedIn, Graphic Design, Graphic and Visual Design, Computer Graphic Techniques, Social Media Content, Professional Networking, Design Elements And Principles
Beginner · Guided Project · Less Than 2 Hours

KodeKloud
Skills you'll gain: Docker (Software), Containerization, Kubernetes, Application Deployment, Linux Commands, CI/CD, DevOps, YAML, Command-Line Interface, Data Storage, Computer Networking
Beginner · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Apache Hadoop, Scala Programming, Distributed Computing, Big Data, Data Manipulation, Data Processing, Performance Tuning, Data Transformation, SQL, Data Analysis
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: SQL, Oracle Databases, Database Design, Database Management, Query Languages, Data Integrity, Performance Tuning, Data Structures
Beginner · Course · 1 - 4 Weeks
Universitat Autònoma de Barcelona
Skills you'll gain: 3D Modeling, Video Game Development, Game Design, Animation and Game Design, Unity Engine, Peer Review, User Interface (UI) Design, Computer Graphics, Animations, User Interface and User Experience (UI/UX) Design, Software Design Documents, Conceptual Design, Design, User Interface (UI), Experience Design, 3D Assets, Music, Usability, Persona (User Experience), Microsoft Visual Studio
Beginner · Specialization · 3 - 6 Months

LearnQuest
Skills you'll gain: Incident Response, Cyber Threat Hunting, Computer Security Incident Management, Intrusion Detection and Prevention, Cyber Threat Intelligence, Continuous Monitoring, Threat Detection, Cloud Security, Disaster Recovery, Threat Management, Firewall, Security Management, Network Security, Cybersecurity, Network Monitoring, Security Strategy, Security Controls, Information Systems Security, Infrastructure Security, Cloud Management
Advanced · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Prompt Engineering, Responsive Web Design, Node.JS, Command-Line Interface, TypeScript, Unit Testing, SQL, HTML and CSS, Web Content Accessibility Guidelines, Typography, Cascading Style Sheets (CSS), Ajax, React.js, User Interface and User Experience (UI/UX) Design, Hypertext Markup Language (HTML), JavaScript Frameworks, JSON, Generative AI, Database Design, UI Components
Beginner · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Computational Thinking, Data Collection, Microsoft Visual Studio, Program Development, C (Programming Language), Programming Principles, Algorithms, Data Storage, Computer Programming
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Prompt Engineering, Microsoft Copilot, Generative AI, Computer Programming, Integrated Development Environments, Application Development, Development Environment
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: C++ (Programming Language), System Programming, Hardware Architecture, Programming Principles, Computer Architecture, Data Access, Program Development, Algorithms, Python Programming, Computer Programming Tools, Data Sharing, Development Environment
Beginner · Course · 1 - 3 Months

Skills you'll gain: Git (Version Control System), Software Development Methodologies, JUnit, Requirements Analysis, Version Control, Application Development, Software Development Life Cycle, SQL, Full-Stack Web Development, Test Driven Development (TDD), Software Development, Restful API, Object Oriented Programming (OOP), Object Oriented Design, Database Management, MySQL, Digital Transformation, Relational Databases, Java Programming, Generative AI
Beginner · Professional Certificate · 3 - 6 Months