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: Infrastructure as Code (IaC), Terraform, Google Cloud Platform, Cloud Infrastructure, Configuration Management, Version Control, Command-Line Interface
Beginner · Course · 1 - 3 Months

Skills you'll gain: Ajax, Responsive Web Design, HTML and CSS, Javascript and jQuery, Application Deployment, Web Development, Semantic Web, JSON, User Interface (UI), Data Validation, Payment Systems
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: SAS (Software), Model Deployment, Model Evaluation, Predictive Analytics, Regression Analysis, Business Analytics, Data Preprocessing, Machine Learning Methods, Data Mining, Feature Engineering, Statistical Analysis, Decision Tree Learning, Data Transformation, Artificial Neural Networks
Mixed · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, UI Components, HTML and CSS, Web Design, User Interface (UI), Typography, Interactive Design, Front-End Web Development
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: HTML and CSS, Responsive Web Design, Cascading Style Sheets (CSS), Bootstrap (Front-End Framework), Web Design, User Interface (UI), Front-End Web Development, Web Development, Typography, Animations
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Computational Logic, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Salesforce Development, Salesforce, CI/CD, Software Architecture, Solution Architecture, Continuous Deployment, Systems Architecture, Continuous Integration, Code Review, Relational Databases, Software Technical Review, Integration Testing, Software Design, Software Design Patterns, Database Design, Maintainability, Enterprise Architecture, Diagram Design, System Design and Implementation, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Version Control, GitHub, User Accounts, Role-Based Access Control (RBAC), Git (Version Control System), Identity and Access Management, Database Management, Authorization (Computing), Microsoft Windows, Database Application, Microsoft Development Tools, Application Design, Application Development, C# (Programming Language), Authentications, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Encryption, Cyber Security Assessment, Brute-force attacks, Python Programming, Programming Principles, Scripting, Algorithms, Data Structures, File I/O, File Management
Mixed · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Threat Modeling, Secure Coding, Application Security, Blockchain, Vulnerability Assessments, Scalability, Application Design, Payment Systems, Verification And Validation, Transaction Processing, Cryptography, FinTech, Emerging Technologies
Intermediate · Course · 1 - 4 Weeks

Erasmus University Rotterdam
Skills you'll gain: Sustainable Development, Corporate Sustainability, Sustainable Business, Environmental Social And Corporate Governance (ESG), Systems Thinking, Economic Development, Social Impact, Business Priorities, Strategic Partnership, Environmental Issue, Innovation, Climate Change Mitigation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Preprocessing, Applied Machine Learning, Unsupervised Learning, Correlation Analysis, Data Cleansing, R Programming, Data Quality, Machine Learning, Machine Learning Algorithms, Data Manipulation, Data Mining, Exploratory Data Analysis, Data Integrity
Mixed · Course · 1 - 4 Weeks