Duke courses can help you learn data analysis, statistical modeling, machine learning, and research methodologies. You can build skills in critical thinking, data visualization, and effective communication of findings. Many courses introduce tools like R, Python, and Tableau, that support analyzing data sets and presenting insights clearly.

EDUCBA
Skills you'll gain: Microservices, Spring Framework, Spring Boot, YAML, MongoDB, Application Deployment, NoSQL, Ajax, Software Architecture, Java Programming, Frontend Integration, Java, Development Environment, Scalability, Load Balancing, Data Integration, Configuration Management, File I/O, File Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Google Cloud Platform, Cloud Deployment, YAML, Restful API, Software Configuration Management, Load Balancing, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Spring Framework, Java Programming, Java, Application Frameworks, Java Platform Enterprise Edition (J2EE), Maintainability, Scalability, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object-Relational Mapping, Spring Framework, Hibernate (Java), Apache Maven, Model View Controller, Relational Databases, Database Design, MySQL, Java Programming, Databases, Web Applications, Java Platform Enterprise Edition (J2EE), Application Frameworks, Java, Full-Stack Web Development, Database Development, Authentications, Object Oriented Design, Back-End Web Development, Object Oriented Programming (OOP)
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Responsible AI, Azure Active Directory, Microsoft Azure, Data Lakes, Platform As A Service (PaaS), Cloud Computing, Data Integration, Relational Databases, AI Personalization, Cloud Applications, Cloud Development, Power BI, Performance Tuning, Microsoft Visual Studio, Cloud Hosting, Model Deployment, Cloud Computing Architecture, Cloud Platforms, Cloud Services, Cloud Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Database Design, Frontend Integration, Continuous Integration, Restful API, Database Development, Docker (Software), Model View Controller, Front-End Web Development, Relational Databases, Databases, Web Design and Development, User Story, CI/CD, Java, Java Programming, Database Application, Full-Stack Web Development, Spring Boot, Back-End Web Development, Software Design Documents
Advanced · Course · 1 - 3 Months

Skills you'll gain: API Testing, Postman API Platform, OAuth, Application Programming Interface (API), Performance Testing, Security Testing, Software Testing, Test Tools, Authentications, Scenario Testing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: JUnit, Spring Framework, Spring Boot, Java Programming, Java, Apache Maven, Hibernate (Java), Unit Testing, Gradle, Microservices, Build Tools, Object-Relational Mapping, Software Testing, Cloud Development, Functional Design
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Persistence, Personal Development, Resilience, Habit Formation, Decision Making, Self-Awareness, Problem Solving, Emotional Intelligence, Stress Management, Leadership, Neurology, Human Learning, Learning Theory, Psychology, Anatomy, Business, Physiology
Build toward a degree
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Systems Thinking, Software Visualization, Object Oriented Design, Case Studies, Software Engineering, Object Oriented Programming (OOP), Software Design, Program Development, Systems Design, Business Modeling, System Design and Implementation, Complex Problem Solving, Dependency Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, YAML, Application Deployment, Containerization, Devops Tools, Package and Software Management, Development Environment, Release Management, Dependency Analysis, Command-Line Interface, Configuration Management, Go (Programming Language), Node.JS, Software Versioning, File Management
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Delegation Skills, Engineering Management, Organizational Leadership, Culture Transformation, Management Training And Development, Leadership and Management, Team Leadership, Recognizing Others, People Management, Team Motivation, Drive Engagement, Leadership, Organizational Effectiveness, Team Building, Employee Engagement, Empowerment, Motivational Skills, Accountability, Employee Performance Management
Build toward a degree
Beginner · Course · 1 - 4 Weeks