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.

Packt
Skills you'll gain: Spring Boot, Hibernate (Java), Web Applications, Application Development, Restful API, Application Frameworks, Bootstrap (Front-End Framework), Development Environment, Model View Controller, Java Platform Enterprise Edition (J2EE), Authentications, User Interface (UI), Databases
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Data Mining, Anomaly Detection, Unsupervised Learning, Supervised Learning, Classification Algorithms, Decision Tree Learning, Machine Learning Algorithms, Exploratory Data Analysis, Analysis, Machine Learning, Algorithms, Bayesian Statistics, Artificial Neural Networks, Model Evaluation
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Encryption, Risk Management Framework, Multi-Factor Authentication, Information Systems Security, Cybersecurity, Identity and Access Management, Authentications, Personally Identifiable Information, Security Controls, Threat Management, Data Security, Information Privacy, Network Security, Authorization (Computing)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Responsible AI, ChatGPT, Data Ethics, Education Software and Technology, Generative AI, Digital pedagogy, LLM Application, AI Security, AI Personalization, Canva (Software), Personally Identifiable Information, Instructional Design, Information Privacy
Beginner · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: AI Enablement, Strategic Decision-Making, Strategic Thinking, Generative AI Agents, Procurement, Generative AI, Competitive Intelligence, Due Diligence, Business Research, Talent Sourcing, Data-Driven Decision-Making, Leadership, Business Consulting, Market Intelligence, Cross-Functional Collaboration, Technical Consulting, Talent Acquisition, Technology Strategies, Agentic systems, Business Ethics
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

Skills you'll gain: API Testing, Test Automation, Test Script Development, Application Programming Interface (API), Test Case, Restful API, Software Testing, Configuration Management, Java Programming
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Image Analysis, Computer Vision, Deep Learning, Convolutional Neural Networks, Computer Graphics, Machine Learning Methods, Artificial Intelligence, Data Ethics, Microsoft Excel, Generative AI, Linear Algebra, Feature Engineering, Digital Signal Processing
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Package and Software Management, Data Science, Computer Programming, Mathematical Software
Beginner · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Model View Controller, Apple iOS, Apple Xcode, Swift Programming, User Interface (UI), Mobile Development, UI Components, User Interface and User Experience (UI/UX) Design, Application Frameworks, Computer Programming
Mixed · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Program Management, Return On Investment, Project Portfolio Management, Organizational Strategy, Project Management, Project Management Life Cycle, Leadership and Management, Benefits Administration, Process Improvement, Strategic Decision-Making, Goal Setting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Lean Six Sigma, Process Mapping, Process Improvement, Process Analysis, Business Process, Continuous Improvement Process, Waste Minimization, Statistical Analysis, Quality Management, Operational Efficiency, Statistical Process Controls, Root Cause Analysis, Data-Driven Decision-Making, Customer experience improvement, Business Metrics
Beginner · Course · 1 - 4 Weeks