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.

Johns Hopkins University
Skills you'll gain: Data Manipulation, Data Cleansing, Data Wrangling, Data Import/Export, Data Collection, Data Management, Web Scraping, R Programming, MySQL, SQL, Application Programming Interface (API)
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, Unified Modeling Language, JUnit, Object Oriented Programming (OOP), Test Driven Development (TDD), Software Design Patterns, Java, Unit Testing, Software Testing, Java Programming, Application Design, User Interface and User Experience (UI/UX) Design, Software Design, Software Architecture, API Design, Model View Controller, Software Development, Systems Analysis, Conceptual Design, Databases
Intermediate · Specialization · 3 - 6 Months

Atlassian
Skills you'll gain: Git (Version Control System), Version Control, GitHub, Bitbucket, Software Configuration Management, Command-Line Interface, Code Review, Collaborative Software, Graphical Tools
Mixed · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Software Development Methodologies, Agile Methodology, Software Engineering, Software Development Life Cycle, Requirements Analysis, Application Deployment, Agile Software Development, Systems Development, Software Architecture, Verification And Validation, Process Driven Development, Waterfall Methodology, System Requirements, Software Testing, Scrum (Software Development), Release Management, User Requirements Documents, Development Testing, Software Design, Maintainability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Data Integration, Databases, Data Warehousing, Data Cleansing, Data Import/Export, Data Migration, Data Manipulation, Software Installation, Data Transformation, Software Versioning, Version Control
Mixed · Course · 1 - 4 Weeks
University of Toronto
Skills you'll gain: Bioinformatics, Network Analysis, Biostatistics, Molecular Biology, Analysis, Biotechnology, Data Visualization Software, Database Software, Data Analysis Software, Health Informatics, Data Analysis, Data Synthesis, Data Mining, Statistical Methods, Medical Science and Research, Exploratory Data Analysis, Technical Communication, Life Sciences, Data Processing, Scientific Visualization
Beginner · Specialization · 3 - 6 Months

Michigan State University
Skills you'll gain: Video Editing, Creative Thinking, Multimedia, Cognitive flexibility, Photo Editing, Music, Storytelling, Brainstorming, Critical Thinking, Aesthetics, Systems Thinking, Communication
Beginner · Course · 1 - 3 Months

University of London
Skills you'll gain: jQuery, HTML and CSS, Hypertext Markup Language (HTML), Responsive Web Design, Web Design and Development, Javascript and jQuery, Bootstrap (Front-End Framework), Web Design, Web Development, Javascript, Web Applications, Cascading Style Sheets (CSS), Interactive Design, Programming Principles, Development Environment
Mixed · Course · 1 - 3 Months

Skills you'll gain: OpenAI, Generative AI Agents, LangGraph, ChatGPT, Agentic systems, Generative AI, Artificial Intelligence, Semantic Web, Application Programming Interface (API), Python Programming, Text Mining, Verification And Validation, Application Deployment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: React Native, Flutter (Software), Mobile Development, React Redux, React.js, Ajax, Javascript, JavaScript Frameworks, Apple iOS, Front-End Web Development, Data Structures, Debugging, iOS Development, User Story, Android Development, UI Components, Cross Platform Development, JSON, Full-Stack Web Development, Scripting
Beginner · Specialization · 3 - 6 Months

The State University of New York
Skills you'll gain: Time Series Analysis and Forecasting, Forecasting, R Programming, Statistical Analysis, Data Analysis, Data Visualization, Mathematical Modeling, Statistical Modeling, Predictive Modeling, Correlation Analysis, Probability & Statistics, Descriptive Statistics, Statistical Inference, Software Installation
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: LangGraph, Generative AI Agents, Agentic systems, LangChain, Artificial Intelligence and Machine Learning (AI/ML), LLM Application, OpenAI, Systems Integration, Tool Calling, Responsible AI, Large Language Modeling, Artificial Intelligence, Prompt Engineering, Data Ethics, Restful API, Data Processing, JSON, Scalability, Data Validation
Beginner · Course · 1 - 4 Weeks