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.

Technical University of Denmark (DTU)
Skills you'll gain: Energy and Utilities, Chemistry, Sustainable Engineering, Sustainable Development, Plant Operations and Management, Chemical Engineering, Process Engineering, Thermal Management, Environmental Engineering, Analytical Chemistry, Materials science, Analytical Testing, Laboratory Research, Engineering Calculations, Mathematical Modeling, Experimentation
★ 4.8 (27) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Statistical Modeling, Regression Analysis, Data Visualization, Model Evaluation, Data Analysis, Statistical Methods, Scatter Plots, Statistical Software, R Programming, Statistical Analysis, Plot (Graphics), R (Software), Predictive Modeling, Ggplot2, Statistical Programming
★ 4.7 (20) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Intrusion Detection and Prevention, Incident Response, Computer Security Incident Management, Cyber Threat Hunting, Cyber Attacks, Cybersecurity, Cyber Operations, Continuous Monitoring, Security Management, Event Monitoring, Disaster Recovery, Incident Management, Threat Detection, Cloud Security, Threat Management, System Monitoring, IT Automation, Record Keeping, Problem Management, Google Cloud Platform
★ 3.8 (38) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, Animation and Game Design, Video Game Development, Game Design, Scripting, Interactive Design, 3D Assets, User Interface (UI), Animations, UI Components, User Interface (UI) Design, Prototyping
Beginner · Course · 3 - 6 Months
University of Michigan
Skills you'll gain: Data Quality, Data Integrity, Data Validation, Data Collection, Data Processing, Data Strategy, Data Preprocessing, Data Analysis, Verification And Validation, Data Access, Design Strategies
★ 5 (8) · Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Django (Web Framework), Dashboard Creation, Model View Controller, Authentications, Chart.js, Data Import/Export, Full-Stack Web Development, Web Development, Data Modeling, Object-Relational Mapping, Cascading Style Sheets (CSS), Responsive Web Design, Javascript, Code Reusability, User Interface (UI), Development Environment, Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: TypeScript, UI Components, React.js, User Interface (UI), JavaScript Frameworks, Front-End Web Development, Frontend Integration, Javascript, Code Reusability, Programming Principles, Data Management, Dataflow, Data Structures
Intermediate · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: Life Sciences, Biology, European History, Taxonomy, Specimen Collection, Scientific Methods
★ 4.8 (358) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Import/Export, Pandas (Python Package), Pivot Tables And Charts, Jupyter, Microsoft Excel, Data Analysis, Data Manipulation, Data Wrangling, Programming Principles, Python Programming, Data Structures, Development Environment, Package and Software Management, Software Installation, Object Oriented Programming (OOP)
★ 4.7 (32) · Beginner · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Server Side, Restful API, Ajax, Node.JS, Web Applications, Web Servers, Web Development, Back-End Web Development, Model View Controller, Javascript, PHP (Scripting Language), Application Programming Interface (API), Authentications, JSON, Hypertext Markup Language (HTML), Software Architecture, Real Time Data, Data Storage
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Structures, Python Programming, Programming Principles, Code Reusability, Data Access, Computational Logic, Data Management, Computational Thinking, Jupyter, Development Environment
★ 4.9 (15) · Beginner · Specialization · 3 - 6 Months

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Graph Theory, Object Oriented Design, C (Programming Language), Artificial Intelligence, Algorithms, Machine Learning Algorithms, Data Structures, Game Design, Memory Management, Simulations, Software Design, Verification And Validation
Intermediate · Course · 1 - 3 Months