Java Basics courses can help you learn object-oriented programming, data types, control structures, and exception handling. You can build skills in writing efficient code, debugging, and using Java libraries to enhance functionality. Many courses introduce tools like Integrated Development Environments (IDEs) such as Eclipse or IntelliJ IDEA, which streamline coding and testing processes, along with version control systems like Git to manage code changes effectively.

University of Colorado Boulder
Skills you'll gain: Service Level, Software Engineering, Software Architecture, Data Architecture, Distributed Computing, Microservices, Transaction Processing, Blockchain, Databases, Big Data, Data Structures, Test Driven Development (TDD), System Monitoring
★ 3.5 (92) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Performance Testing, Performance Stress Testing, Test Tools, Software Testing, API Testing, Application Performance Management, Test Planning, Test Script Development, Test Data, Configuration Management
★ 4.6 (82) · Beginner · Guided Project · Less Than 2 Hours

Infosec
Skills you'll gain: Application Security, Secure Coding, Package and Software Management, Node.JS, Vulnerability Management, Javascript, Dependency Analysis, Vulnerability Assessments, Exploitation techniques
★ 4.5 (14) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Spring Boot, Database Design, Object-Relational Mapping, Application Frameworks, Spring Framework, Data Modeling, Database Development, Database Software, Data Mapping, Application Development, Database Architecture and Administration, Requirements Analysis, Data Persistence
★ 4.4 (30) · Beginner · Guided Project · Less Than 2 Hours

Northeastern University
Skills you'll gain: Financial Statements, Financial Statement Analysis, Balance Sheet, Financial Analysis, Financial Accounting, Financial Data, Income Statement, Budget Management, Budgeting, Financial Management, Credit Risk, Financial Planning, Health Care Administration, Performance Analysis, Loans, Equities, Capital Markets
★ 4.8 (9) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MySQL Workbench, MySQL, Database Design, SQL, Database Management, Relational Databases, Databases, Data Integration, Data Manipulation, Business Intelligence
★ 4.4 (30) · Beginner · Guided Project · Less Than 2 Hours
Skills you'll gain: Django (Web Framework), Web Applications, Web Development, Expense Reports, Back-End Web Development, Expense Management, Application Development, Database Application, Data Visualization, Business Process Automation, Chart.js, Data Modeling, Business Logic, Development Environment, Data Security, GitHub, Javascript, Project Documentation, Git (Version Control System)
★ 4.1 (7) · Intermediate · Guided Project · Less Than 2 Hours

SkillUp
Skills you'll gain: GitHub Copilot, Prompt Engineering, AI Workflows, AI Integrations, Generative AI, ChatGPT, Software Architecture, Code Review, AI literacy, Software Design, API Design, Debugging, Software Development, Application Development, AI Security, Database Design, Python Programming, Automation, Version Control, Java Programming
★ 2.2 (6) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Sales Development, Sales Strategy, Sales Presentation, Sales Enablement, Sales Training, Sales Pipelines, Sales Management, Personalized Campaigns, Generative AI, Lead Generation, Sales Prospecting, LinkedIn, B2B Sales, AI Personalization, ChatGPT, Email Marketing, Artificial Intelligence, Marketing Collateral, Proposal Writing, Forecasting
★ 4.9 (15) · Intermediate · Course · 1 - 4 Weeks

American Museum of Natural History
Skills you'll gain: Health Disparities, Social Determinants Of Health, Infectious Diseases, Immunology, Epidemiology, Public Health and Disease Prevention, Socioeconomics, Public Health, Pathology, Microbiology, Medical Science and Research, Mathematical Modeling, Molecular Biology, Taxonomy, Diagnostic Tests, Clinical Trials
★ 4.8 (52) · Intermediate · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Postman API Platform, Restful API, Authentications, Application Programming Interface (API), Scripting, JSON, Extensible Languages and XML, IT Automation, Extensible Markup Language (XML), API Testing, Network Protocols, YAML, Network Monitoring, Automation, Network Engineering, Scripting Languages, Python Programming, Real Time Data
★ 4.6 (34) · Intermediate · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Video Editing, Adobe Premiere, Post-Production, Animations, Photo/Video Production and Technology, Motion Graphics, Video Production, Timelines, Media Production, Graphic and Visual Design, Color Matching, Editing, Graphic Design, Multimedia, Music, Visual Storytelling, File Management
★ 5 (27) · Beginner · Specialization · 1 - 3 Months