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: Extract, Transform, Load, Power BI, Data Transformation, Data Cleansing, Query Languages, Data Integration, Data Import/Export, Data Quality, Data Analysis, Data Integrity, Anomaly Detection, Data Storage
★ 4.5 (22) · Beginner · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Application Programming Interface (API), Databases, Web Applications, Hypertext Markup Language (HTML), Authorization (Computing)
Intermediate · Course · 1 - 3 Months

Fractal Analytics
Skills you'll gain: Feature Engineering, Model Evaluation, Machine Learning Algorithms, Model Optimization, Machine Learning Methods, Random Forest Algorithm, Advanced Analytics, Algorithms, Statistical Machine Learning, Applied Machine Learning, Decision Tree Learning, Predictive Modeling, Data Preprocessing, Fine-tuning, Classification And Regression Tree (CART)
★ 3.6 (14) · Beginner · Course · 1 - 3 Months

University of California San Diego
Skills you'll gain: Software Design, Systems Design, Software Design Documents, Software Documentation, System Design and Implementation, Internet Of Things, Technical Documentation, Technical Communication, Technical Writing, Mobile Development, Test Case, Development Testing, System Testing, Software Development, Embedded Software, Communication Systems, Embedded Systems, Systems Integration, Prototyping, System Implementation
★ 4.8 (13) · Mixed · Course · 1 - 4 Weeks
Skills you'll gain: CI/CD, Hardware Design, Continuous Integration, Continuous Deployment, Devops Tools, Embedded Software, Continuous Delivery, Test Automation, Software Development Tools, Build Tools, Automation, Verification And Validation, YAML, Process Optimization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, 3D Modeling, 3D Assets, Geometry, Data Mapping, Construction, C# (Programming Language), Interaction Design, Design
Advanced · Course · 1 - 3 Months

Skills you'll gain: Photo Editing, AI powered creativity, Generative AI, Adobe Photoshop, Image Quality, Data Import/Export, Adobe Creative Cloud, Graphics Software, Graphic Design
★ 4.8 (56) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: LangGraph, AI Orchestration, Model Deployment, Retrieval-Augmented Generation, AI Workflows, Generative AI Agents, CrewAI, Agentic Workflows, LangChain, AI Integrations, LLM Application, Agentic systems, OpenAI, Systems Integration, Tool Calling, Google Gemini, Workflow Management, Automation, Prompt Engineering, Responsible AI
★ 2.9 (7) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Version Control, GitHub, User Accounts, Role-Based Access Control (RBAC), User Provisioning, Git (Version Control System), .NET Framework, Identity and Access Management, Database Management, Object-Relational Mapping, Authorization (Computing), Database Application, Microsoft Development Tools, Application Development, C# (Programming Language), Software Design, Authentications, UI Components, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks
University of Pennsylvania
Skills you'll gain: Food and Beverage, Environmental Science, Environmental Issue, Food Safety and Sanitation, Environment and Resource Management, Nutrition and Diet, Natural Resource Management, Manufacturing and Production, Production Process, Sustainable Development, Sustainable Systems, Pollution Prevention, Ethical Standards And Conduct, Trend Analysis, Infectious Diseases, Public Health
★ 4.7 (257) · Beginner · Course · 1 - 3 Months

Universidade de São Paulo
Skills you'll gain: General Science and Research, Clinical Research Ethics, Science and Research, Team Collaboration, Experimentation, Data Ethics
★ 4.9 (60) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MySQL Workbench, MySQL, Database Management Systems, Database Software, Database Management, Data Manipulation, Data Management, SQL, Databases, Information Management, Query Languages, Data Integration, Data Science
★ 4.6 (21) · Beginner · Guided Project · Less Than 2 Hours