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: Design Thinking, Customer experience strategy (CX), Agile Product Development, Product Strategy, Product Management, User Research, Service Design, Value Propositions, Product Roadmaps, Customer Insights, User Story, Innovation, Market Opportunities, Customer Retention, Growth Strategies, Market Analysis
Intermediate · Course · 1 - 3 Months

Amazon
Skills you'll gain: Full-Stack Web Development, Restful API, Front-End Web Development, Web Services, Application Deployment, Web Development, Spring Framework, Amazon Web Services, HTML and CSS, Server Side, Java Platform Enterprise Edition (J2EE), Web Applications, Back-End Web Development, Spring Boot, Model View Controller, Responsive Web Design, Javascript
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Lean Six Sigma, Lean Methodologies, Statistical Hypothesis Testing, Correlation Analysis, Process Improvement, Sampling (Statistics), Project Management, Data Literacy, Regression Analysis, Process Capability, Goal Setting, Statistical Analysis, Scatter Plots, Customer experience improvement, Quality Management, Microsoft Excel, Process Mapping, Risk Management, Root Cause Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: GraphQL, API Design, Restful API, Application Programming Interface (API), Cloud API, ASP.NET, Authentications, Data Validation, .NET Framework, Authorization (Computing), C# (Programming Language), Web Services, Serverless Computing, Software Documentation, Microsoft Azure, Software Architecture, Server Side
Beginner · Course · 1 - 3 Months

Skills you'll gain: 3D Modeling, Post-Production, Game Design, Video Game Development, Video Production, Augmented and Virtual Reality (AR/VR), File Management, Functional Design, Design, Simulations, Aesthetics, Design Elements And Principles, Color Theory
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Extract, Transform, Load, Metadata Management, Data Integration, Data Pipelines, Databases, Business Logic, Java, Data Warehousing, File Management, Data Cleansing, Data Import/Export, Data Migration, Data Manipulation, Scalability, Data Transformation, Software Documentation, Software Installation, Data Processing, MySQL, Debugging
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Large Language Modeling, Generative Model Architectures, Prompt Engineering, Generative AI, Deep Learning, Natural Language Processing, Responsible AI, Application Deployment, Scalability, Operational Efficiency, Machine Learning, Performance Tuning, Systems Integration
Advanced · Course · 3 - 6 Months

LearnQuest
Skills you'll gain: Spring Framework, Hibernate (Java), Object-Relational Mapping, Transaction Processing, Databases, Java, Data Access, Restful API, Web Services, Middleware
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Presentation, Data Visualization Software, Scatter Plots, Infographics, Storytelling, Geospatial Mapping, Box Plots, Histogram, Data Ethics, Design Elements And Principles
Beginner · Course · 1 - 3 Months

Lecturio
Skills you'll gain: Electocardiography, Cardiac Dysrhythmia, Cardiology, Basic Nursing Skills, Patient Evaluation, Clinical Nursing, Critical Care
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Interviewing Skills, Negotiation, Telephone Skills, Presentations, Marketing Planning, Oral Expression, Concision, Public Speaking, Professional Development, Applicant Tracking Systems, English Language, Verbal Communication Skills, Persuasive Communication, Strategic Marketing, Business Writing, Cultural Responsiveness, Recruitment, Adaptability, Communication, Writing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Object Oriented Programming (OOP), Debugging, JSON, Program Development, Data Structures, Python Programming, Microsoft Visual Studio, Development Environment, Software Design Patterns, Scripting, Maintainability, Integrated Development Environments, Package and Software Management, Programming Principles, Computer Programming, Web Scraping, Application Programming Interface (API), File Management, Scalability, Scripting Languages
Beginner · Specialization · 3 - 6 Months