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: OAuth, Microservices, Spring Boot, Containerization, Apache Kafka, Software Testing, Data Store, Docker (Software), Kubernetes, Unit Testing, Authentications, Integration Testing, Software Architecture, Security Testing, Event-Driven Programming, Restful API, Software Design Patterns, Java Programming, Role-Based Access Control (RBAC), Java
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Insurance, Portfolio Risk, Supply And Demand, Insurance Policies, Risk Management, Investments, Wealth Management, Risk Management Framework, Portfolio Management, Market Dynamics, Financial Planning, Investment Management, Finance, Economics, Asset Management, Financial Management, Economic Development, Behavioral Economics, Cost Benefit Analysis, Business Economics
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Patient Communication, Constructive Feedback, Resilience, Emotional Intelligence, Compassion, Empathy & Emotional Intelligence, Patient Education And Counseling, Patient-centered Care, Empathy, Employee Engagement, Telehealth, Interpersonal Communications, Self-Awareness, Active Listening, Communication, Data Analysis, Cultural Sensitivity, Quality Improvement, Leadership and Management, Continuous Improvement Process
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: User Story, Agile Methodology, Version Control, Persona (User Experience), Kanban Principles
Intermediate · Course · 1 - 4 Weeks

Niel Asher Education
Skills you'll gain: Manual Therapy, Pain Management, Patient Evaluation, Clinical Assessment, Clinical Practices, Exercise Therapy, Patient Positioning, Physical Therapy, Rehabilitation, Treatment Planning, Physiology, Contraindication, Mental Health Therapies, Anatomy
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: AI Security, Threat Modeling, MITRE ATT&CK Framework, Security Controls, Responsible AI, MLOps (Machine Learning Operations), Secure Coding, Security Testing, Cybersecurity, Model Deployment, Data Security, Threat Detection, Artificial Intelligence and Machine Learning (AI/ML), Vulnerability Assessments, Application Lifecycle Management
Intermediate · Course · 1 - 4 Weeks

Lund University
Skills you'll gain: Legal Research, Law, Regulation, and Compliance, International Relations, European History, Regulatory Compliance, Business Economics, Compliance Management, Environmental Laws, E-Commerce, Public Policies, Case Law, Labor Law, Commercial Laws, Governance
Beginner · Course · 1 - 3 Months

Skills you'll gain: Content Performance Analysis, Keyword Research, Content Creation, Search Engine Optimization, Content Management, Content Strategy, Scheduling, Generative AI, Report Writing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Application Deployment, Integration Testing, Continuous Deployment, Microservices, Software Versioning, Continuous Integration, Test Automation, Application Programming Interface (API), CI/CD, Test Tools, Verification And Validation, Application Lifecycle Management
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Azure DevOps Pipelines, Azure DevOps, Application Lifecycle Management, Agile Project Management, CI/CD, Continuous Deployment, Continuous Integration, Infrastructure as Code (IaC), Version Control, Agile Methodology, DevOps, Test Automation, Sprint Planning, Release Management, User Story, Software Quality Assurance
Beginner · Course · 1 - 4 Weeks

The Chinese University of Hong Kong
Skills you'll gain: Patient Evaluation, General Medicine, Health Care, Health Assessment, Patient Education and Support, Physical Therapy, Preventative Care, Clinical Assessment, Pharmacology
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Law, Regulation, and Compliance, Business Risk Management, Consulting, Risk Management, Investigation, Business Consulting, Cyber Security Policies, Security Management, Crisis Management, Enterprise Security, Threat Management, Compliance Management, Entrepreneurship, Safety and Security, Case Studies
Beginner · Course · 1 - 3 Months