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: Jest (JavaScript Testing Framework), Unit Testing, TypeScript, Software Testing, Test Driven Development (TDD), Code Coverage, Testability, Test Case, Javascript, Debugging
Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI), MySQL, User Interface (UI) Design, Application Development, Application Design, Databases, SQL, Development Environment, Data Validation, Debugging
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Education and Training, Adult Education, Community Outreach, Community Development, Curriculum Development, Compassion, Lifelong Learning, Discussion Facilitation, Innovation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Natural Language Processing, Data Ethics, Responsible AI, Text Mining, Large Language Modeling, Artificial Intelligence and Machine Learning (AI/ML), Time Series Analysis and Forecasting, Data Analysis, Machine Learning, Unstructured Data, Data Cleansing, Data Processing, Applied Machine Learning, Deep Learning, Unified Modeling Language, Machine Learning Algorithms
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Apple iOS, Apple Xcode, Swift Programming, Mobile Development, User Interface (UI), UI Components, Model View Controller, Responsive Web Design, Storyboarding
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Debugging, Development Environment, Open Source Technology, Integrated Development Environments, Computer Programming Tools, Software Development, Software Development Tools, Artificial Intelligence, Generative AI
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Prototyping, Object Oriented Programming (OOP), JavaScript Frameworks, Software Design Patterns, Java, Software Design, Software Architecture
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Risk Management, Data-Driven Decision-Making
Intermediate · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Building Information Modeling, Sustainable Development, Sustainable Technologies, Sustainable Architecture, Stakeholder Engagement, Sustainable Design, Building Design, Electrical Power, Sustainable Engineering, Environmental Engineering, Climate Change Adaptation, Materials science, Climate Change Mitigation, Emerging Technologies, Cross-Functional Collaboration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: File Systems, Command-Line Interface, Operating Systems, Python Programming, Scripting, User Interface (UI), Data Import/Export, Data Structures, Simulations
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Embedded Systems, Serial Peripheral Interface, USB, Internet Of Things, Program Development, Communication Systems, Data Storage, Prototyping, Display Devices, C (Programming Language), Digital Communications
Intermediate · Course · 3 - 6 Months