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.

Skills you'll gain: Big Data, Data Processing, Data Analysis, Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apple Xcode, Apple iOS, Debugging, iOS Development, Performance Tuning, Integrated Development Environments, Swift Programming, Knowledge of Apple Software, Memory Management, Mobile Development Tools, Software Testing, Application Performance Management, UI Components, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Stress Management, Mindfulness, Resilience, Mental Health, Personal Development, Occupational Health, Emotional Intelligence, Neurology, Physiology, Leadership
Beginner · Course · 1 - 3 Months
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

Skills you'll gain: iOS Development, Swift Programming, Apple iOS, Application Development, Mobile Development, Code Reusability, User Interface (UI) Design, Software Architecture, Interactive Design, Data Visualization, Usability, Software Design, Plot (Graphics), Software Design Patterns, Data Store, Secure Coding, Application Design, Object Oriented Programming (OOP), Data Visualization Software, Control Panels
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Web Scraping, Data Integration, Data Cleansing, Data Import/Export, Data Quality, Data Preprocessing, Data Processing, Data Collection, SQL, Databases, Query Languages, Extensible Markup Language (XML), Pandas (Python Package), Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Convolutional Neural Networks, Image Analysis, Computer Vision, Deep Learning, Artificial Neural Networks, Applied Machine Learning, Transfer Learning, Network Architecture, Model Training, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sampling (Statistics), Estimation, Data Collection, Risk Analysis, Statistical Methods, Statistical Software, Return On Investment, Statistical Analysis, Sample Size Determination, Quantitative Research, R (Software), Data Analysis, Risk Management, Probability & Statistics, Statistical Inference, Statistical Hypothesis Testing, R Programming, Project Estimation, Business Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Secure Coding, Data Validation, Business Logic, .NET Framework, Verification And Validation, Relational Databases, Database Design, Database Development, C# (Programming Language), Code Reusability, Order Management Systems, Database Application, System Testing, Data Maintenance, User Interface (UI), Event-Driven Programming, Data Integrity, Program Development, Systems Development, Application Development
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Social Network Analysis, Social Media Analytics, Network Analysis, Data Analysis, Analytical Skills, Statistical Analysis, Social Sciences, Research, Data Collection, AI Personalization, Sociology, Data Transformation, Persuasive Communication, Application Programming Interface (API), Extract, Transform, Load, Media and Communications, Scripting, Psychology
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Matplotlib, Plot (Graphics), Data Visualization, Predictive Modeling, Scientific Visualization, Pandas (Python Package), Data Visualization Software, Predictive Analytics, Statistical Visualization, Data Presentation, Data Manipulation, Data Wrangling, Regression Analysis, Data Analysis, Data Cleansing, Data Science, Applied Machine Learning, Machine Learning Algorithms, Model Evaluation, Statistical Inference
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Authentications, Node.JS, Back-End Web Development, API Design, Application Programming Interface (API), Secure Coding, Server Side, Software Architecture, Software Development, JSON, Maintainability, Middleware
Intermediate · Guided Project · Less Than 2 Hours