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.

Duke University
Skills you'll gain: Electrical Power, Electric Power Systems, Energy and Utilities, Basic Electrical Systems, Market Dynamics, Operating Cost, Plant Operations and Management, Operational Efficiency, Environmental Regulations, Regulatory Compliance, Dispatching, Capacity Management
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Android Development, Mobile Development, Android Studio, Application Development, User Interface (UI), Application Design, Java, Development Environment, Debugging
Mixed · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Field-Programmable Gate Array (FPGA), Hardware Design, Application Specific Integrated Circuits, Embedded Systems, Electronics Engineering, Electronic Systems, Electrical and Computer Engineering, Embedded Software, Schematic Diagrams, Technical Design, Hardware Architecture, System Design and Implementation, Design Software, Software Development Tools, Prototyping, Verification And Validation, Simulation and Simulation Software, Digital Design, Debugging
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Data Modeling, Big Data, Data Management, Database Management Systems, Real Time Data, NoSQL, Database Design, Data Processing, Apache Hadoop, Data Structures, Scalability, Virtual Environment
Mixed · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: JSON, jQuery, Javascript and jQuery, Ajax, Debugging, Event-Driven Programming, Javascript, PHP (Scripting Language), Object Oriented Programming (OOP), Data Import/Export, Web Applications
Intermediate · Course · 1 - 4 Weeks

Lund University
Skills you'll gain: Intellectual Property, Legal Strategy, Legal Writing, Labor Law, Arbitration, Environmental Laws, Case Law, Legal Research, Labor Relations, Tax, Tax Laws, Regulation and Legal Compliance, Law, Regulation, and Compliance, Commercial Laws, Business, International Relations, Compliance Management, Business Strategy, Competitive Analysis, Public Policies
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: User Research, Usability Testing, Persona (User Experience), Interaction Design, User Experience Design, User Interface (UI), User Experience, Design Research, Usability, User Centered Design, User Interface (UI) Design, Figma (Design Software), Design Elements And Principles, Wireframing, Web Design, UI Components, Prototyping, Front-End Web Development
Beginner · Course · 1 - 3 Months

Instituto Tecnológico de Aeronáutica
Skills you'll gain: Test Driven Development (TDD), Unit Testing, JUnit, Test Automation, Software Testing, Testability, Maintainability, Software Design, Software Development, White-Box Testing, Object Oriented Programming (OOP), Software Quality (SQA/SQC), Programming Principles
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Customer experience strategy (CX), Strategic Communication, Marketing Communications, Marketing Strategies, Digital Media Strategy, Marketing Analytics, Digital Marketing, Marketing Automation, Marketing Channel, Data-Driven Decision-Making, Integrated Marketing Communications, Personalized Service, Consumer Behaviour, Data Ethics, Social Media, Emerging Technologies, Target Audience, Artificial Intelligence, Augmented Reality
Build toward a degree
Beginner · Course · 1 - 4 Weeks

University of Alberta
Skills you'll gain: Software Architecture, Unified Modeling Language, Software Design, Product Family Engineering, Software Systems, Software Development, Software Documentation, Software Design Patterns, Middleware, Maintainability, Application Deployment, Scalability, Databases
Intermediate · Course · 1 - 4 Weeks

Sungkyunkwan University
Skills you'll gain: Language Learning, Oral Expression, Language Competency, Vocabulary, Oral Comprehension, Grammar
Intermediate · Course · 1 - 3 Months

University of London
Skills you'll gain: Data Visualization, Matplotlib, Probability & Statistics, Data Science, Unsupervised Learning, Statistics, NumPy, Python Programming, Pandas (Python Package), Data Analysis, Machine Learning Algorithms, Descriptive Statistics, Machine Learning, Data Manipulation
Beginner · Course · 1 - 3 Months