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.

Università di Napoli Federico II
Skills you'll gain: NoSQL, Control Systems, Apache Hadoop, Apache Hive, Big Data, Machine Controls, Simulation and Simulation Software, Model Based Systems Engineering, Database Systems, Artificial Intelligence, Data Architecture, Data Infrastructure, Mechanical Engineering, Artificial Intelligence and Machine Learning (AI/ML), Computer Vision, Systems Architecture, Simulations, Global Positioning Systems, Business Intelligence, Robotics
★ 4.3 (92) · Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: No-Code Development, User Experience Design, Application Design, User Interface (UI), User Centered Design, Web Applications, Data Management, Experience Design, UI/UX Research, Information Privacy, User Feedback, Functional Testing, Data Structures, Integration Testing, Root Cause Analysis
Intermediate · Course · 1 - 4 Weeks

Sage Publications
Skills you'll gain: Descriptive Statistics, Statistical Hypothesis Testing, Correlation Analysis, Quantitative Research, Statistical Methods, Probability & Statistics, Statistical Analysis, Statistical Inference, Statistics, Science and Research, Sampling (Statistics), Data Analysis, Experimentation, Psychology, Research, Probability, Probability Distribution, Graphing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Sales Strategy, Sales Process, AI Personalization, Proposal Writing, Sales Enablement, Sales Presentations, Responsible AI, Lead Generation, Sales Development, Data Visualization, Competitive Analysis, Prospecting and Qualification, Inside Sales, Microsoft Copilot, Sales Prospecting, Customer Relationship Management (CRM) Software, Generative AI, B2B Sales, Data-Driven Decision-Making
★ 4.4 (63) · Intermediate · Specialization · 1 - 3 Months

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, Education and Training, Pedagogy, Systems Analysis, Job Analysis, Process Analysis, Analysis, Learning Styles
★ 4.1 (896) · Mixed · Course · 1 - 3 Months

Wesleyan University
Skills you'll gain: Preventative Care, Public Health and Disease Prevention, Research, Crisis Intervention, Research Methodologies, Epidemiology, Mental and Behavioral Health, Behavioral Health, Mental Health Diseases and Disorders, Science and Research, General Science and Research, Public Health, Mental Health, Mental Health Therapies
★ 4.7 (331) · Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Code Reusability, Maintainability, Programming Principles, Computer Programming, Python Programming, Software Development
Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Relational Databases, SQL, Databases, Data Access, Data Manipulation, Database Development, Query Languages
Beginner · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Engineering Design Process, Engineering Management, Requirements Elicitation, Product Lifecycle Management, Problem Solving, Product Development, Design, Engineering Practices, New Product Development, Product Requirements, Conceptual Design
★ 4.7 (233) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Fine-tuning, Generative AI, Reinforcement Learning, Large Language Modeling, Generative Model Architectures, Machine Learning Methods, Model Optimization, Model Training, Model Evaluation
★ 4.4 (138) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: API Testing, Software Documentation, API Design, Application Programming Interface (API), Technical Documentation, Restful API, JSON, Software Design
★ 4.1 (35) · Beginner · Guided Project · Less Than 2 Hours

University of Michigan
Skills you'll gain: Data Visualization, Statistical Visualization, Surveys, Tidyverse (R Package), Data Analysis, Demography, Public Administration, R (Software), Policy Analysis, Public Policies, R Programming, Statistical Programming, Analytics, Data Transformation, Programming Principles, Data Manipulation
★ 4.5 (62) · Intermediate · Course · 1 - 3 Months