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.

Board Infinity
Skills you'll gain: Restful API, ASP.NET, Model View Controller, JSON, API Design, Web Services, Middleware, Back-End Web Development, Server Side, Extensible Markup Language (XML)
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: C++ (Programming Language), C (Programming Language), Object Oriented Programming (OOP), Data Structures, System Programming, Computer Programming, Software Design, Python Programming, Java Programming, Algorithms, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: JUnit, Spring Framework, Spring Boot, Java, Apache Maven, Hibernate (Java), Unit Testing, Gradle, Microservices, Application Programming Interface (API), Google Cloud Platform, Simple Object Access Protocol (SOAP), Application Deployment, Development Environment, Cloud Deployment, OAuth, YAML, Restful API, Load Balancing, Configuration Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Service Management, Information Technology Infrastructure Library, Service Improvement, IT Service Management, Technical Management, IT Management, Continuous Improvement Process, Quality Improvement, Process Management, Operations Management, Information Technology, Business Process Management, Stakeholder Management, Governance, Change Management, Risk Management, Value Propositions
Beginner · Course · 1 - 3 Months

Utrecht University
Skills you'll gain: Epidemiology, Clinical Research, Medical Science and Research, Diagnostic Tests, Clinical Trials, Patient Evaluation, Public Health, Patient Treatment, Risk Analysis
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Performance Tuning, Django (Web Framework), Authentications, PostgreSQL, Scalability, Application Deployment, Cloud Hosting, User Accounts, Application Security, Python Programming
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Data Ethics, Data Integrity, Data Literacy, Data Analysis, Tableau Software, Stakeholder Communications, Responsible AI, Small Data, Decision Making, Stakeholder Analysis, Sampling (Statistics), Key Performance Indicators (KPIs), Probability & Statistics, Big Data, Data Sharing, Spreadsheet Software, Verbal Communication Skills, Solution Design, Root Cause Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Programming Principles, Computer Programming, Python Programming, Scripting, Computational Logic, Scripting Languages, Computer Science
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Microsoft Excel, Spreadsheet Software, Excel Formulas, Dashboard, Data Entry, Productivity Software, Business Reporting, Data Cleansing, Data Visualization, Data Management, Analytics, Data Validation
Build toward a degree
Beginner · Course · 1 - 4 Weeks

28DIGITAL
Skills you'll gain: Semantic Web, Query Languages, Data Management, Data Integration, Data Sharing, Data Mining, Interoperability, Software Architecture, Web Services, Data Modeling
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Natural Language Processing, Microsoft Azure, Computer Vision, No-Code Development, Machine Learning, AI Workflows, Predictive Modeling, Artificial Intelligence, Responsible AI, Model Deployment
Beginner · Course · 1 - 4 Weeks

Instituto Tecnológico de Aeronáutica
Skills you'll gain: Object Oriented Programming (OOP), Software Design Patterns, Object Oriented Design, Java, Software Design, Application Design, Test Driven Development (TDD)
Intermediate · Course · 1 - 4 Weeks