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: Plotly, Interactive Data Visualization, Plot (Graphics), Data Visualization Software, Ggplot2, Exploratory Data Analysis, Data Analysis, Python Programming, Data Science, Machine Learning
★ 4.7 (269) · Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: White-Box Testing, Software Testing, Risk Analysis, Code Coverage, Test Case, Test Tools, Test Planning, Risk Management, Software Quality Assurance
★ 3.4 (8) · Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Visual Storytelling, Video Production
★ 5 (11) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Quality Assurance, Software Quality Assurance, Test Tools, Test Planning, Test Case, Software Quality (SQA/SQC), Test Automation, Continuous Integration, Code Coverage, DevOps, Collaborative Software, Software Testing, Risk Analysis, Agile Methodology, Issue Tracking, Automation
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Instructional and Curriculum Design, Needs Assessment, Instructional Design, Learning Theory, Diversity and Inclusion, Training and Development, People Development, Education and Training, Pedagogy, Instructional Strategies, Systems Analysis, Job Analysis, Process Analysis, Analysis, Learning Styles
★ 4.1 (896) · Mixed · Course · 1 - 3 Months

Georgia Institute of Technology
Skills you'll gain: Structural Analysis, Structural Engineering, Engineering Design Process, Failure Analysis, Engineering Analysis, Mechanical Design, Engineering Calculations, Mechanical Engineering, Mechanics, Mathematical Modeling, Integral Calculus, Calculus, Differential Equations, Applied Mathematics
★ 4.8 (810) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Power Platform, Microsoft Power Automate/Flow, Microsoft Teams, Microsoft 365, Internal Communications, Data Store, Corporate Communications
★ 4.5 (23) · Intermediate · Guided Project · Less Than 2 Hours

Macquarie University
Skills you'll gain: AI literacy, Data Ethics, Teaching, Education and Training, Instructional Strategies, AI Integrations, Instructional Design, Critical Thinking, Human Learning, Analytical Skills, Machine Learning
★ 4.7 (967) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Apache Spark, PySpark, Apache Hive, Big Data, IBM Cloud, Kubernetes, Docker (Software), Scalability, Data Processing, Development Environment, Distributed Computing, Performance Tuning, Open Source Technology, Data Transformation, Debugging
★ 4.4 (485) · Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Spring Framework, Java Programming, Java, Application Frameworks, Java Platform Enterprise Edition (J2EE), Maintainability, Scalability, Extensible Markup Language (XML)
★ 3.4 (8) · Intermediate · Course · 1 - 4 Weeks

Universidad Nacional Autónoma de México
Skills you'll gain: NoSQL, Database Systems, MongoDB, Database Software, Database Management Systems, Databases, Database Design, Relational Databases, Database Application, Query Languages, Apache Cassandra, Data Storage Technologies, Scalability, Graph Theory, Unstructured Data, Maintainability
★ 4.3 (170) · Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: SQL, Database Management, Relational Databases, Databases, Database Design, Query Languages, Data Visualization, Web Scraping, Interactive Data Visualization, Data Processing, Object Oriented Programming (OOP), Object Oriented Design, Data Modeling, Geospatial Mapping, Data Storage, Python Programming, Data Collection
Mixed · Course · 1 - 3 Months