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 Minnesota
Skills you'll gain: Hydraulics, Pump Stations, Mechanical Engineering, Schematic Diagrams, Simulation and Simulation Software, Engineering, Simulations, Mechanical Design, Engineering Analysis, Control Systems, Engineering Calculations, Mathematical Modeling
★ 4.8 (1.5K) · Mixed · Course · 1 - 3 Months
École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Functional Design, Programming Principles, Event-Driven Programming, Software Design Patterns, Data Structures, Simulations
★ 4.6 (11) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unit Testing, Test Driven Development (TDD), Test Case, Program Development, Test Script Development, Development Testing, Software Testing, Java Programming, Java, Software Engineering
★ 4.2 (23) · Beginner · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Test Case, Test Script Development, Test Planning, Test Automation, Test Engineering, Continuous Integration, Test Tools, CI/CD, Software Quality Assurance, Continuous Delivery, Quality Assurance, Software Quality (SQA/SQC), Software Engineering Tools
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Front-End Web Development, Javascript, Responsive Web Design, Maintainability
★ 4.7 (13) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Pipelines, Extract, Transform, Load, Dataflow, Data Processing, Scripting, Google Cloud Platform, Big Data, Scripting Languages, Cloud Storage
★ 4.5 (15) · Intermediate · Project · Less Than 2 Hours

Akamai Technologies, Inc.
Skills you'll gain: Endpoint Security, Database Systems, Computer Security Incident Management, Security Management, Databases, Operating System Administration, Database Administration, Routing Protocols, Application Development, Network Architecture, Linux Commands, TCP/IP, Operating Systems, Web Design and Development, Cascading Style Sheets (CSS), Scripting Languages, Web Development, Data Structures, Data Analysis, Software Development
★ 4.6 (393) · Beginner · Professional Certificate · 3 - 6 Months

Infosec
Skills you'll gain: C and C++, Exploit development, C (Programming Language), Security Testing, C++ (Programming Language), Secure Coding, Application Security, System Programming, Debugging, Vulnerability Assessments, Interoperability, White-Box Testing
★ 2.7 (7) · Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Workspace, User Provisioning, User Accounts, Cloud Management, Cloud Services, Systems Administration, Role-Based Access Control (RBAC), Control Panels, Identity and Access Management
★ 4 (13) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Email Automation, Google Cloud Platform, Unstructured Data, Cloud API, Jupyter, AI Integrations, Document Management, Real Time Data, Python Programming
★ 4.8 (6) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Cloud-Native Computing, Cloud Applications, Cloud Development, API Gateway, Cloud API, Google Cloud Platform, Application Programming Interface (API), Cloud-Based Integration, Authentications, Serverless Computing, Identity and Access Management, API Design, Event-Driven Programming, Node.JS, Authorization (Computing)
★ 4.3 (36) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Adobe After Effects, Motion Graphics, Animations, Layout Design
★ 4.4 (14) · Beginner · Course · 1 - 4 Weeks