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.

Instituto Tecnológico de Aeronáutica
Skills you'll gain: User Story, Agile Software Development, Backlogs, Agile Methodology, Scrum (Software Development), Sprint Retrospectives, Test Driven Development (TDD), Requirements Analysis, Sprint Planning, Software Development Methodologies, Software Engineering, Program Development, Diagram Design, Software Development
Intermediate · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Text Mining, Data Visualization Software, Correlation Analysis, Statistical Analysis, Data Analysis, Analytics, Data Collection, Social Network Analysis, Unstructured Data, R Programming, Regression Analysis, Application Programming Interface (API), Trend Analysis, Python Programming
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Spring Framework, Object-Relational Mapping, Transaction Processing, Data Persistence, Database Systems, Java, Restful API, Web Services, Web Applications
Intermediate · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Presentations, Technical Communication, Verbal Communication Skills, Public Speaking, Scientific Visualization, Persuasive Communication, Communication Strategies, Communication, Visualization (Computer Graphics)
Mixed · Course · 1 - 3 Months

University of Toronto
Skills you'll gain: Apple iOS, Swift Programming, Apple Xcode, Mobile Development, Application Design, Application Development, User Interface (UI), Interaction Design, Data Persistence, Animations, Computer Graphics, Persistence, Storyboarding, Network Model
Mixed · Course · 1 - 3 Months

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

Google Cloud
Skills you'll gain: Network Monitoring, Virtual Networking, Google Cloud Platform, Computer Networking, Network Troubleshooting, Network Performance Management, Network Planning And Design, Network Security, Virtual Machines, Load Balancing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Javascript, Back-End Web Development, Front-End Web Development, Scripting, Event-Driven Programming, Web Applications, Mobile Development, HTML and CSS, Web Development, Scripting Languages
Beginner · Guided Project · Less Than 2 Hours

University of California San Diego
Skills you'll gain: Apache Spark, Apache Hadoop, Data Integration, Big Data, Data Pipelines, Data Processing, Data Management, NoSQL, Analytics, Splunk, Database Systems, MongoDB, Pandas (Python Package), SQL, PostgreSQL
Beginner · Course · 1 - 3 Months

Technical University of Munich (TUM)
Skills you'll gain: Cost Accounting, Management Accounting, Cost Management, Accounting, Product Planning, Resource Allocation, Depreciation, Production Process, Financial Accounting, Operating Expense
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: C# (Programming Language), ASP.NET, .NET Framework, Object Oriented Programming (OOP), Web Applications, Programming Principles, Web Development, Debugging, Event-Driven Programming, Development Environment
Intermediate · Course · 1 - 4 Weeks

Lund University
Skills you'll gain: Intellectual Property, Legal Strategy, Legal Writing, Law, Regulation, and Compliance, Compliance Management, Competitive Analysis, Mergers & Acquisitions, Advocacy, Brand Strategy, Procurement, Innovation
Beginner · Course · 1 - 3 Months