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.

Total Seminars
Skills you'll gain: Exploitation techniques, Penetration Testing, Cybersecurity, Cloud Security, Vulnerability Assessments, Security Testing, Application Security, Web Applications, Cloud Platforms, Human Factors (Security), Cloud Infrastructure, Security Strategy, Application Programming Interface (API), Mobile Security, AWS Identity and Access Management (IAM), Databases, Mobile Development Tools, Scripting Languages, SQL, Azure DevOps
Advanced · Course · 1 - 3 Months

Skills you'll gain: Full-Stack Web Development, Jest (JavaScript Testing Framework), Application Deployment, Frontend Integration, Web Development Tools, Cloud Deployment, Unit Testing, Data Structures, Server Side, Back-End Web Development, Restful API, Frontend Performance, Application Programming Interface (API), Development Environment, Javascript, Build Tools, Middleware, Front-End Web Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Organizational Change, Agentic Workflows, Generative AI Agents, AI Integrations, Forecasting, Workflow Management, Predictive Analytics, Cash Management, Responsible AI, Performance Tuning, Fraud detection, Financial Regulation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, UI Components, User Interface (UI) Design, Application Design, Web Design, User Interface and User Experience (UI/UX) Design, Frontend Performance, Figma (Design Software), Design Elements And Principles, Style Guides
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Vulnerability Assessments, Threat Modeling, Threat Management, Risk Management Framework, Vulnerability Management, Security Testing, Security Management, Simulations, Configuration Management, Cybersecurity, Cloud Security
Intermediate · Course · 1 - 3 Months

Instituto Tecnológico de Aeronáutica
Skills you'll gain: Control Systems, Matlab, Engineering Analysis, Simulation and Simulation Software, Simulations, Systems Analysis, Mathematical Software, Systems Design, Mathematical Modeling, Differential Equations, Linear Algebra, Estimation
★ 4.8 (53) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Frontend Integration, Web Development Tools, Authorization (Computing), Event-Driven Programming, Code Reusability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: User Interface (UI), Java, Java Programming, Object Oriented Design, Object Oriented Programming (OOP), User Interface (UI) Design, Unit Testing, Java Platform Enterprise Edition (J2EE), JUnit, Test Script Development, Data Validation, Software Development, Application Design, Development Testing, Application Development, Program Development, Software Testing, Database Development, Test Automation, Software Documentation
Beginner · Specialization · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Windows PowerShell, Linux, Endpoint Security, Operating System Administration, Linux Administration, File Systems, Command-Line Interface, Linux Commands, Microsoft Windows, Operating Systems, Event Monitoring, Windows Servers, Continuous Monitoring, Remote Access Systems, System Monitoring, Computer Security Incident Management, Active Directory, Microsoft Servers, OS Process Management, General Networking
★ 4.8 (68) · Mixed · Course · 1 - 4 Weeks
Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Electrophysiology, Cell Biology, Physiology, Immunology, Biochemistry, Pathology, Endocrinology, Pharmacology, Molecular, Cellular, and Microbiology, Biology, Molecular Biology, Drug Development, Oncology
★ 4.8 (99) · Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: Data Analysis Expressions (DAX), Customer Insights, Power BI, Data Modeling, Customer Analysis, Dashboard, Data Transformation, Dashboard Creation, Data Wrangling, Data Import/Export, Data Manipulation, Database Design, Business Intelligence, Interactive Data Visualization, Data Integration, Star Schema, Time Series Analysis and Forecasting, Data Cleansing, Relational Databases, Data Visualization Software
★ 4.8 (14) · Beginner · Specialization · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Human Development, Biology, Child Development, Music, Decision Making, Liberal Arts, Life Sciences, Education and Training, Psychology, Performing Arts, Medical Science and Research, Pedagogy, Business Research, Business Economics, Clinical Trials, Instructional and Curriculum Design
★ 4.4 (43) · Beginner · Course · 1 - 3 Months