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.

Coursera
Skills you'll gain: Java, Data Structures, File I/O, Java Programming, Data Access, Data Cleansing
★ 4.6 (20) · Intermediate · Guided Project · Less Than 2 Hours
STARWEAVER
Skills you'll gain: Endpoint Detection and Response, Threat Detection, Cyber Threat Hunting, Cyber Threat Intelligence, Intrusion Detection and Prevention, Threat Modeling, Security Information and Event Management (SIEM), Cyber Security Strategy, Exploitation techniques, Cyber Operations, Cybersecurity, Malware Protection, Cyber Attacks, Data Security, System Implementation, Open Source Technology
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MongoDB, Restful API, API Design, NoSQL, Database Development, Node.JS, Query Languages, Application Programming Interface (API), Database Management, Distributed Computing, Data Store, Database Design, Database Architecture and Administration, Performance Tuning, Object-Relational Mapping, Scalability, Data Integrity, Data Modeling, Data Validation
★ 4.7 (65) · Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Classification And Regression Tree (CART), Risk Modeling, Decision Tree Learning, Predictive Modeling, Feature Engineering, Statistical Machine Learning, Applied Machine Learning, Random Forest Algorithm, Forecasting, Model Evaluation, Biostatistics, Predictive Analytics, Data Preprocessing, Data Cleansing, Statistical Modeling, Risk Analysis, Machine Learning, Statistical Methods, Statistical Analysis, Deep Learning
★ 4.7 (800) · Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Regulatory Compliance, Compliance Management, Compliance Training, Responsible AI, Regulatory Requirements, Law, Regulation, and Compliance, Generative AI, Data Ethics, Governance, AI literacy, Regulatory Affairs, Internal Controls, Risk Analysis, Ethical Standards And Conduct
★ 4.8 (23) · Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: SQL, Data Quality, Complex Problem Solving, Data Visualization, JSON, Query Languages, Business Metrics, Business Reporting, Data Validation, Data Cleansing, Data Presentation, Forecasting, Data Analysis, Predictive Analytics, Data Manipulation
★ 4 (27) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, 3D Assets, Visualization (Computer Graphics), Graphical Tools, Design Software, Control Panels, Editing, Build Tools, User Interface (UI), Design, Design and Product, Creative Design, Software Installation
★ 4.9 (22) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Plant Operations and Management, Water Quality, Pump Stations, Energy and Utilities, Thermal Management, Mechanical Engineering, Chemical Engineering, Process Control, Process Engineering, Water Resource Management, Analytical Chemistry, Environmental Engineering, Water Resources, Equipment Design, Reliability
Intermediate · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Business Writing, Business Correspondence, Interviewing Skills, Business Communication, Case Studies, Business Ethics, Data Visualization, Oral Expression, English Language, Language Competency, Presentations, Target Audience, Report Writing, Writing, Business Analysis, Analysis, Communication Strategies, Verbal Communication Skills, Intercultural Competence, Communication
★ 4.5 (2.6K) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Docker (Software), CI/CD, Cloud Deployment, Application Deployment, Amazon Elastic Compute Cloud, DevOps, Containerization, Cloud Hosting, Devops Tools, Spring Boot, Continuous Deployment, Amazon Web Services, Continuous Integration
★ 4 (7) · Intermediate · Guided Project · Less Than 2 Hours

University of London
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Web Design and Development, Responsive Web Design, Web Design, Bootstrap (Front-End Framework), Web Development, Front-End Web Development, Cascading Style Sheets (CSS), Javascript, Programming Principles, Development Environment
★ 4.7 (57) · Mixed · Course · 1 - 3 Months

National Taiwan University
Skills you'll gain: Autodesk Revit, Building Information Modeling, Autodesk, Computer-Aided Design, Construction Estimating, Simulation and Simulation Software, 3D Modeling, Construction Management, Simulations, Cost Estimation
★ 4.7 (533) · Intermediate · Course · 1 - 3 Months