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.

University of Colorado Boulder
Skills you'll gain: SQL, Database Systems, Database Theory, Database Management, Query Languages, Database Design, Relational Databases, Database Administration, Database Application, Database Development, Data Access, Data Science, Data Analysis, Data Manipulation, Data Modeling, Data Integrity
Build toward a degree
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Azure, Serverless Computing, Cloud Development, Microsoft Power Automate/Flow, Event-Driven Programming, Cloud-Based Integration, Business Process Automation, Application Programming Interface (API), Webhook Security, GitHub
Intermediate · Course · 1 - 3 Months

University of Amsterdam
Skills you'll gain: Scientific Methods, Research Design, Sampling (Statistics), Science and Research, Research, Research Methodologies, Surveys, Quantitative Research, Data Collection, Social Sciences, Survey Creation, Experimentation, Ethical Standards And Conduct, Correlation Analysis
Mixed · Course · 1 - 3 Months

Anthropic
Skills you'll gain: Claude Code, Anthropic Claude, Command-Line Interface, Tool Calling, Model Context Protocol, LLM Application, Software Development Tools, GitHub, Context Management, Code Review, Software Development, Generative AI Agents, Automation, Software Engineering
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Stored Procedure, PostgreSQL, SQL, Database Management, Database Design, Relational Databases, Query Languages, Data Transformation, Data Manipulation, Data Import/Export, Data Integrity, Transaction Processing, Performance Tuning, Algorithms
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Excel Macros, Data Visualization, Prompt Engineering, Excel Formulas, Microsoft Excel, Data Presentation, Pivot Tables And Charts, Microsoft Copilot, Data Visualization Software, Data Storytelling, Spreadsheet Software, Forecasting, Dashboard Creation, Report Writing, Data Cleansing, Data Analysis, Data Synthesis, Predictive Modeling, Workflow Management, Data Manipulation
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: MLOps (Machine Learning Operations), Model Training, Model Optimization, Applied Machine Learning, Model Evaluation, Convolutional Neural Networks, Machine Learning Methods, Image Analysis, Scikit Learn (Machine Learning Library), Computer Vision, Machine Learning, Sampling (Statistics), Continuous Monitoring, Data Collection, Python Programming, Big Data, Data Quality
Intermediate · Course · 1 - 3 Months

Infosec
Skills you'll gain: Incident Response, Computer Security Incident Management, Threat Management, Incident Management, Cybersecurity, Threat Detection, Digital Forensics, Business Continuity
Beginner · Course · 1 - 3 Months

Rice University
Skills you'll gain: Apache Kafka, Apache Spark, Apache Hadoop, Event-Driven Programming, Distributed Computing, Java Programming, Java, OS Process Management, Scala Programming, Servers
Intermediate · Course · 1 - 3 Months
University of Toronto
Skills you'll gain: Computer Programming, Data Structures, Test Automation, Programming Principles, Object Oriented Programming (OOP), Unit Testing, Python Programming, Program Development, Algorithms, Test Tools, Test Case, Software Testing
Mixed · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Criminal Investigation and Forensics, Investigation, Cybersecurity, Data Security, Cyber Governance, Cyber Security Policies, Digital Analysis, Computer Security, Digital Assets, Security Testing, Data Analysis Software, Cyber Risk, Incident Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Power BI, Data Analysis, Extract, Transform, Load, Business Intelligence, Data Analysis Software, Business Intelligence Software, Data Integrity, Data Cleansing, Analytics, Data-Driven Decision-Making, Data Transformation, Data Collection
Beginner · Course · 1 - 4 Weeks