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: Google Analytics, Web Analytics, Journey Mapping, Digital Analysis, Marketing Analytics, Data Validation, Data-Driven Marketing, Data Collection, Analytics, Auditing, Debugging, Exploratory Data Analysis, Performance Measurement, Event Monitoring, Performance Reporting, Data Quality, Gap Analysis, Issue Tracking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Power BI, Dashboard, Dashboard Creation, Data Storytelling, Advanced Analytics, Data Visualization Software, Data Presentation, Statistical Visualization, Data Visualization, Interactive Data Visualization, Data Analysis, Analytics, Statistical Analysis, Business Intelligence, Descriptive Statistics
Beginner · Course · 1 - 3 Months

University of London
Skills you'll gain: Cryptography, Cryptographic Protocols, Application Security, Cybersecurity, Data Security, Encryption, Vulnerability Assessments, Information Systems Security, Key Management, Public Key Infrastructure, Mobile Security, Data Integrity
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Text Mining, Natural Language Processing, Data Mining, Unstructured Data, Big Data, Applied Machine Learning, Data Engineering, Web Scraping, AI Personalization, Model Evaluation, Machine Learning Algorithms, Web Analytics and SEO, Machine Learning, Model Optimization, Network Analysis, Statistical Methods, Statistical Modeling, Probability & Statistics
Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Climate Change Adaptation, Climate Change Programs, Sustainable Development, Social Justice, Sustainable Systems, Systems Thinking, Social Impact, Environmental Issue, Climate Change Mitigation, Socioeconomics, Community Organizing, Environment and Resource Management, Innovation, Mitigation, Environmental Science, Economics, Policy, and Social Studies, Environmental Resource Management, Sustainability Standards, Social Sciences
Beginner · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Stored Procedure, Star Schema, Microsoft SQL Servers, Database Design, Transact-SQL, SQL, Data Integrity, Database Architecture and Administration, Transaction Processing, Database Development, Database Management, Data Integration, Relational Databases, Power BI, Data Warehousing, Data Maintenance, Query Languages, Database Administration, Database Systems, Data Management
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, Debugging, ChatGPT, Token Optimization, Pseudocode, LLM Application, AI literacy, Web Development, Web Development Tools, Artificial Intelligence, Program Development, Web Applications, Software Development, Software Engineering
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: ASP.NET, Microsoft Copilot, C# (Programming Language), Application Programming Interface (API), Middleware, .NET Framework, API Design, Restful API, Back-End Web Development, Maintainability, Server Side, Programming Principles, JSON, Code Reusability, Software Architecture, Software Documentation, Secure Coding
Beginner · Course · 1 - 3 Months

Politecnico di Milano
Skills you'll gain: Intellectual Property, Legal Risk, Responsible AI, General Data Protection Regulation (GDPR), Law, Regulation, and Compliance, Regulation and Legal Compliance, Information Privacy, Artificial Intelligence, AI literacy, Civil Law, Ethical Standards And Conduct
Beginner · Course · 1 - 4 Weeks

The Linux Foundation
Skills you'll gain: Git (Version Control System), Version Control, Software Installation, Open Source Technology, Software Development Tools, Software Versioning, Debugging, Linux
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Computer Programming, Programming Principles, Object Oriented Design, Interactive Design, Program Development, FinTech, Command-Line Interface
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Agentic Workflows, Agentic systems, AI Orchestration, AI Workflows, LLM Application, Generative AI Agents, Workflow Management, AI Enablement, Business Workflow Analysis, Large Language Modeling, Decision Intelligence, Business Process Automation, Generative Model Architectures, Artificial Intelligence, Enterprise Application Management, Decision Making
Beginner · Course · 1 - 4 Weeks