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.

John Wiley & Sons
Skills you'll gain: Application Security, DevSecOps, Secure Coding, Security Testing, Software Development Life Cycle, Threat Modeling, Continuous Monitoring, Security Requirements Analysis, Continuous Deployment, Security Controls, CI/CD, Program Development, Computer Security, System Monitoring, Security Awareness, Vulnerability Assessments, Product Lifecycle Management, Computer Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Google Cloud Platform, Cloud Computing Architecture, Cloud Security, Cloud Solutions, IT Security Architecture, Cloud Infrastructure, Cloud Computing, Cloud Deployment, Cloud Engineering, Identity and Access Management, Data Loss Prevention, Cloud Management, Cloud Services, Infrastructure as Code (IaC), Scalability, Serverless Computing, Authentications, Data Security, Key Management, System Monitoring
Advanced · Course · 1 - 4 Weeks

The University of Edinburgh
Skills you'll gain: Environmental Monitoring, Geospatial Information and Technology, Geospatial Mapping, Spatial Data Analysis, Environment and Resource Management, Climate Change Programs, Environmental Science, Environmental Issue, Image Analysis, Continuous Monitoring, Physical Science, Data Access
★ 5 (8) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Animation and Game Design, Scripting
Intermediate · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Research Design, Epidemiology, Data Collection, Research Methodologies, Research, Public Health and Disease Prevention, Medical Science and Research, Statistical Methods, Statistical Analysis
★ 4.9 (258) · Intermediate · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Climate Change Programs, Environmental Issue, Systems Thinking, Cultural Sensitivity, Hydrology, Climate Change Adaptation, Environmental Monitoring, International Relations, Mathematical Modeling, Physical Science, Environmental Science, Biology, Biochemistry, Scientific Methods, Research, Microbiology, Data Collection
★ 4.9 (20) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Serial Peripheral Interface, Internet Of Things, Communication Systems, Embedded Systems, Computer Hardware, Automation, Hardware Troubleshooting, Debugging, Remote Access Systems, Python Programming, Scripting, Software Installation
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Epidemiology, Biostatistics, Statistical Analysis, Medical Science and Research, Data Quality, Statistical Modeling, Analysis, Probability & Statistics, Molecular Biology, Statistical Methods, Regression Analysis, Data Validation, Data Cleansing
★ 4.5 (51) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: MLOps (Machine Learning Operations), Package and Software Management, Unit Testing, Code Reusability, Engineering Software, Testability, Software Design, Python Programming, AI Workflows, Test Script Development, Test Case, Test Tools
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Remote Access Systems, Linux, Restful API, Web Applications, Internet Of Things, Embedded Systems, Application Programming Interface (API), Robotics, Linux Commands, Command-Line Interface, Application Security, Electronics, Product Automation, System Configuration, Python Programming, Electronic Components, Software Installation
★ 4.8 (56) · Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Generative AI, Retrieval-Augmented Generation, Large Language Modeling, Responsible AI, Data Ethics, Generative Adversarial Networks (GANs), Generative Model Architectures, LLM Application, Agentic systems, AI Security, Law, Regulation, and Compliance, Agentic Workflows, Discussion Facilitation, Regulatory Requirements, Regulatory Compliance, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, SAS (Software), Analytics, Machine Learning
Beginner · Specialization · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Shell Script, Linux Administration, Linux, Systems Administration, Operating System Administration, Linux Servers, Web Servers, Apache, Unix Shell, Bash (Scripting Language), Unix Commands, Nginx, Vulnerability Assessments, Virtualization and Virtual Machines, File Systems, File Management, Virtualization, Command-Line Interface, Network Troubleshooting, Linux Commands
Beginner · Specialization · 3 - 6 Months