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: Systems Architecture, AI Workflows, Process Modeling, Model Based Systems Engineering, System Design and Implementation, Systems Analysis, Enterprise Modeling, Model Training, Diagram Design, Dataflow, MLOps (Machine Learning Operations), Requirements Management
Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Immunology, Physiology, Geriatrics, Infectious Diseases, Pharmacology, Biology, Molecular, Cellular, and Microbiology, Pathology, Cell Biology, Molecular Biology
★ 4.7 (75) · Intermediate · Course · 1 - 3 Months

Interplay Learning
Skills you'll gain: Punctuality, Occupational Safety and Health Administration (OSHA), HVAC, Systems Of Measurement, Electrical Safety, Personal protective equipment, Customer experience improvement, Engineering, Scientific, and Technical Instruments, Verbal Communication Skills, User Feedback, Customer Service, Safety Standards, Test Equipment, Punch Work, Electrical Equipment, Maintenance, Repair, and Facility Services, Facility Repair And Maintenance, Professionalism, On-The-Job Training, Personal Development
Beginner · Specialization · 3 - 6 Months

JetBrains
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, LLM Application, Embeddings, OpenAI API, AI Integrations, Large Language Modeling, API Design, Agentic Workflows, Generative AI Agents, Generative AI, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Agentic systems, Python Programming, Machine Learning Methods, Docker (Software), Integrated Development Environments, Machine Learning Algorithms, Data Science
★ 4.9 (12) · Intermediate · Course · 1 - 3 Months

Rice University
Skills you'll gain: Physics, Mechanics, electromagnetics, Vibrations, Materials science, Applied Mathematics, Physical Science, Mathematical Modeling, Advanced Mathematics, Calculus, Differential Equations, Trigonometry, Linear Algebra, Integral Calculus, Problem Solving
★ 4.8 (23) · Intermediate · Specialization · 1 - 3 Months

Universiteit Leiden
Skills you'll gain: Data Analysis, Research Design, Epidemiology, Statistical Inference, Statistical Analysis, Analysis, Clinical Research, Biostatistics, Quantitative Research, Public Health, Statistical Methods, Health Care, Probability & Statistics, Research Methodologies, Research, Clinical Trials, Science and Research, Medical Science and Research, Statistics, Descriptive Statistics
★ 4.3 (22) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Cascading Style Sheets (CSS), HTML and CSS, Hypertext Markup Language (HTML)
★ 4.4 (14) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, Code Reusability, Data Validation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Frontend Integration, UI Components, User Interface (UI), MySQL, Back-End Web Development, User Interface (UI) Design, Application Development, Database Application, User Flows, Application Deployment, Front-End Web Development, Database Management, Application Design, Databases, SQL, Systems Integration
★ 4.8 (9) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Data Analysis, Data Manipulation, Data Access, Python Programming
★ 4.8 (29) · Beginner · Guided Project · Less Than 2 Hours

Whizlabs
Skills you'll gain: Kubernetes, Google Cloud Platform, Serverless Computing, Google App Engine, Cloud Infrastructure, Cloud Deployment, Cloud Computing Architecture, Cloud Services, Cloud Computing, Infrastructure As A Service (IaaS), Cloud Platforms, Cloud Engineering, Cloud Applications, Public Cloud, Cloud Management, Application Deployment, Virtual Machines, Containerization, Load Balancing, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Computer Security Incident Management, Cyber Threat Intelligence, Network Planning And Design, Malware Protection, General Networking, Information Technology Architecture
★ 4 (41) · Beginner · Course · 1 - 4 Weeks