Number theory courses can help you learn prime numbers, divisibility rules, modular arithmetic, and integer properties. You can build skills in problem-solving, logical reasoning, and algorithmic thinking, that support tackling complex mathematical challenges. Many courses introduce tools like Python for implementing algorithms and mathematical software for exploring number patterns, enabling you to apply your knowledge in practical situations such as cryptography and coding theory.

Skills you'll gain: IntelliJ IDEA, Debugging, Software Design, User Interface (UI), Apache Maven, Object Oriented Programming (OOP), Program Development, Application Design, Build Tools, Integrated Development Environments, Software Development Tools, User Interface (UI) Design, Eclipse (Software), Data Validation, Version Control, JUnit, Software Development, Git (Version Control System), Data Import/Export, Java
Intermediate · Specialization · 1 - 3 Months

Whizlabs
Skills you'll gain: Containerization, CI/CD, Amazon Web Services, Devops Tools, Software Development Tools, Docker (Software), Kubernetes, Application Deployment, Continuous Integration, Continuous Deployment, Application Performance Management, Frontend Integration, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Interactive Brokers
Skills you'll gain: Economics, Supply And Demand, Market Dynamics, Compensation Management, Market Trend, Economic Development, Market Data, Trend Analysis, Forecasting
Beginner · Course · 1 - 4 Weeks

Universidad de los Andes
Skills you'll gain: Design Thinking, Ideation, Sustainable Design, Creative Thinking, Creative Problem-Solving, Systems Thinking, Innovation, Sustainable Development, Biotechnology, Sustainable Systems, Biology, Usability Testing, Prototyping, Communication, Empathy
Beginner · Course · 1 - 3 Months

Politecnico di Milano
Skills you'll gain: Health Technology, Health Assessment, Digital Transformation, Health Systems, Public Health, Emergency Response, Community Mental Health Services, Health Care Procedure and Regulation, Policy Development, Health Policy, Mental Health, Public Administration, Data Collection
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Rmarkdown, Data Science, R (Software), GitHub, Data Literacy, Version Control, Data Analysis, Big Data, R Programming, Git (Version Control System), Statistical Programming, Data Quality, Data Management
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Validation, Virtual Environment, Scenario Testing, Agentic systems
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Unreal Engine, Cinematography, Animations, Computer Graphics, 3D Assets, Virtual Environment, Video Production, Color Theory, Simulations
Advanced · Course · 3 - 6 Months

Whizlabs
Skills you'll gain: Serverless Computing, Amazon S3, Amazon Web Services, Kubernetes, Containerization, Cloud Storage, Disaster Recovery, Application Deployment, Cloud Deployment, Cloud Computing Architecture, Cloud Solutions, Data Storage Technologies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: NumPy, PyTorch (Machine Learning Library), Predictive Modeling, Matplotlib, Artificial Intelligence, Development Environment, Pandas (Python Package), Deep Learning, Classification And Regression Tree (CART), Python Programming, Artificial Neural Networks, Data Manipulation, Tensorflow, Regression Analysis, Machine Learning, Computer Programming, Model Evaluation
Beginner · Course · 3 - 6 Months

Coursera Classroom
Skills you'll gain: Version Control, Quality Assurance, Learning Management Systems, Change Control
Intermediate · Guided Project · Less Than 2 Hours

University of Glasgow
Skills you'll gain: digital literacy, Ethical Standards And Conduct
Intermediate · Course · 1 - 4 Weeks