Core Java courses can help you learn object-oriented programming, exception handling, multithreading, and Java Collections. You can build skills in writing efficient algorithms, debugging code, and developing user interfaces. Many courses introduce tools like Eclipse and IntelliJ IDEA, which are commonly used for coding and testing Java applications, along with frameworks such as Spring and Hibernate that facilitate web development and database management.

Skills you'll gain: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Web Development, HTML and CSS, Web Design and Development, Javascript, Front-End Web Development, Web Content, Responsive Web Design, Web Design
Intermediate · Guided Project · Less Than 2 Hours

Yonsei University
Skills you'll gain: Global Marketing, Strategic Marketing, Consumer Behaviour, Target Market, Business-To-Consumer, Marketing Strategies, Innovation, Promotional Strategies, Marketing Channel, Go To Market Strategy, Product Marketing, Market Analysis, Branding, Social Media Marketing
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Unified Modeling Language, JUnit, Software Testing, Software Engineering, Java, Java Programming, Computer Programming, Unit Testing, Program Development, Software Design, Test Driven Development (TDD), Conceptual Design
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of New Mexico
Skills you'll gain: Middleware, Model View Controller, Web Applications, Development Environment, Agile Software Development, Software Architecture, User Interface (UI) Design, Data Modeling, Software Development, Git (Version Control System), Ajax, Application Frameworks, Database Development, Hypertext Markup Language (HTML), Ruby on Rails, Relational Databases, Javascript
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Interactive Data Visualization, Software Installation, Package and Software Management, R Programming, Integrated Development Environments, Cloud Development, Cloud Hosting
Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Open Source Technology, Package and Software Management, Unit Testing, GitHub, Version Control, Rmarkdown, Cross Platform Development, Software Versioning, Software Documentation, R Programming, Knitr, Continuous Integration, Development Testing, Technical Documentation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Generative Adversarial Networks (GANs), Artificial Intelligence and Machine Learning (AI/ML), Responsible AI, Applied Machine Learning, Data Ethics, Transfer Learning, Federated Learning, Scalability, Machine Learning, Distributed Computing, Model Evaluation, MLOps (Machine Learning Operations), Microsoft Azure, Information Privacy
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: JUnit, Unit Testing, Test Case, Eclipse (Software), Test Data, Test Automation, Test Execution Engine, Integrated Development Environments, Java
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Unified Modeling Language, Unit Testing, Software Design, Data Flow Diagrams (DFDs), Object Oriented Design, Software Engineering, Software Development Tools, Software Testing, Program Development, Software Architecture, Ethical Standards And Conduct, Algorithms
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Statistical Inference, Statistical Modeling, Statistical Hypothesis Testing, Regression Analysis, R Programming, Data Ethics, Experimentation, Research Design, Statistical Methods, Data Science, Data Analysis, Statistical Analysis, Data Modeling, Predictive Modeling, Mathematical Modeling, Probability & Statistics, A/B Testing, Quantitative Research, Machine Learning, Model Evaluation
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Visualization, Data Ethics, Data Integrity, Data Literacy, Data Analysis, Tableau Software, Stakeholder Communications, Responsible AI, Small Data, Decision Making, Stakeholder Analysis, Sampling (Statistics), Key Performance Indicators (KPIs), Probability & Statistics, Big Data, Data Sharing, Spreadsheet Software, Verbal Communication Skills, Solution Design, Root Cause Analysis
Beginner · Specialization · 3 - 6 Months

Macquarie University
Skills you'll gain: Marketing Analytics, Customer Insights, Marketing Effectiveness, Digital Marketing, Customer Data Management, Marketing Strategies, Social Media Marketing, Customer experience strategy (CX), Customer Relationship Management, Predictive Analytics, Consumer Behaviour, Big Data, Data Analysis, Integrated Marketing Communications
Beginner · Course · 1 - 3 Months