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.

Xi'an Jiaotong University
Skills you'll gain: Biochemistry, Chemistry, Analytical Chemistry, Pharmacy, Structural Analysis, Derivatives
Mixed · Course · 1 - 3 Months

Skills you'll gain: Event-Driven Programming, Javascript, Object Oriented Programming (OOP), Web Development, Scripting, Cascading Style Sheets (CSS), Data Validation, Prototyping, Programming Principles, Computational Logic, Code Reusability, Development Environment
Beginner · Course · 3 - 6 Months

CertNexus
Skills you'll gain: Application Security, Threat Modeling, Human Factors (Security), Secure Coding, Open Web Application Security Project (OWASP), Vulnerability, Computer Security, Vulnerability Management, Vulnerability Assessments, Data Security, Security Strategy, Security Controls, Cyber Security Strategy, Computer Programming, Design, Python Programming, Javascript, Design Strategies, JavaScript Frameworks, Node.JS
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Unit Testing, .NET Framework, Software Testing, Event-Driven Programming, Test Tools, Application Frameworks, Maintainability, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Linux, File Management, Linux Commands, Ubuntu, User Accounts, Linux Administration, Command-Line Interface, File Systems, Operating Systems, Authorization (Computing)
Beginner · Guided Project · Less Than 2 Hours

Pragmatic AI Labs
Skills you'll gain: Model Context Protocol, GitHub, Git (Version Control System), Open Source Technology, CI/CD, Continuous Integration, Version Control, Generative AI Agents, Agentic Workflows, AI Workflows, Agentic systems, Tool Calling, Code Review, Issue Tracking, Software Documentation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Software Testing, Business Logic, Test Tools, Cryptography, Cybersecurity, Identity and Access Management, Authentications, Vulnerability Assessments, Encryption, Data Validation, Network Protocols
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Webpack, Object Oriented Programming (OOP), Object Oriented Design, Full-Stack Web Development, JSON, Web Development Tools, Javascript, Event-Driven Programming, HTML and CSS, Application Programming Interface (API), Application Deployment, Web Applications, Web Development, Kanban Principles, Cascading Style Sheets (CSS), Code Reusability, Hypertext Markup Language (HTML), Browser Compatibility, Programming Principles, Data Persistence
Intermediate · Specialization · 3 - 6 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Biology, Life Sciences, Environment, World History, Social Studies, Scientific Methods, European History, Taxonomy, Specimen Collection, Mathematical Modeling, Probability & Statistics
Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Responsible AI, Data Ethics, Artificial Intelligence, Business Ethics, Machine Learning, AI literacy, Accountability, Artificial Intelligence and Machine Learning (AI/ML), Ethical Standards And Conduct, Risk Analysis, Case Studies, Risk Mitigation, Law, Regulation, and Compliance, Decision Making, Workforce Management
Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Audit Working Papers, Compliance Auditing, Ledgers (Accounting), Transaction Processing, Governance Risk Management and Compliance, Internal Auditing, Governance, Audit Planning, Auditors Report, Application Frameworks, Data Governance, Risk Control, Security Controls, IT General Controls (ITGC), Investigation, Law, Regulation, and Compliance, Role-Based Access Control (RBAC), Identity and Access Management, Data Access, Data Integrity
Beginner · Course · 1 - 3 Months

Total Seminars
Skills you'll gain: Pandas (Python Package), Data Processing, Data Structures, Python Programming, Scripting, Code Reusability, Automation, Programming Principles, Functional Design, Development Environment, Data Preprocessing, Data Manipulation, Data-oriented programming, Computational Logic, Jupyter, Computer Programming, Software Installation
Beginner · Course · 1 - 3 Months