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.

Scrimba
Skills you'll gain: Prompt Engineering, Responsive Web Design, Node.JS, Command-Line Interface, TypeScript, Unit Testing, SQL, HTML and CSS, Web Content Accessibility Guidelines, Typography, Cascading Style Sheets (CSS), React.js, User Interface and User Experience (UI/UX) Design, Hypertext Markup Language (HTML), JavaScript Frameworks, JSON, Generative AI, Database Design, UI Components, Web Development
★ 4.6 (869) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Payroll, Financial Reporting, Bookkeeping, Payroll Administration, Payroll Processing, Payroll Reporting, Accounting, Balance Sheet, Financial Accounting, Accounts Payable, Equities, Expense Management, Tax Management, Loans
★ 4.4 (801) · Beginner · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Data Structures, Algorithms, Programming Principles, Functional Design, Java Programming, Other Programming Languages, Performance Tuning, Performance Testing
★ 4.4 (1.8K) · Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Kubernetes, Identity and Access Management, Google Cloud Platform, Containerization, Cloud Management, Cloud Computing, Cloud Infrastructure, Cloud Platforms, Cloud Services, Cloud Computing Architecture, Application Deployment, Cloud Deployment, Infrastructure Architecture, Command-Line Interface, Continuous Delivery
★ 4.5 (3.7K) · Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Object Oriented Design, Version Control, User Interface (UI) Design, Web Design, Web Design and Development, Web Content Accessibility Guidelines, Design Software, Adobe XD, Responsive Web Design, .NET Framework, Microsoft Visual Studio, User Experience, Authorization (Computing), AI Integrations, Application Security, Computational Thinking, Web Components, Pseudocode, Microsoft Development Tools, Javascript
★ 4.6 (249) · Beginner · Professional Certificate · 3 - 6 Months
Rice University
Skills you'll gain: Financial Market, Investments, Securities (Finance), Financial Systems, Investment Management, Securities Trading, General Finance, Capital Markets, Equities, Financial Trading, Finance, Portfolio Management, Derivatives, Corporate Finance, Business Mathematics, Cash Flows
★ 4.5 (2.2K) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Web Development Tools, Web Design and Development, Web Development, Cascading Style Sheets (CSS), Web Design, Front-End Web Development, Javascript, Web Applications, Interactive Design, Full-Stack Web Development, Back-End Web Development
★ 4.6 (2.3K) · Beginner · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Art History, Ancient History, World History, Liberal Arts
★ 4.8 (1K) · Intermediate · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Web Services, Web Applications, Cloud Services, Amazon Elastic Compute Cloud, Cloud Solutions, Information Technology, Cloud Computing, Public Cloud, Network Protocols, IT Infrastructure, Computer Systems, Amazon S3, Web Development, General Networking, Network Security, Web Servers, Operating Systems, Servers, Data Analysis, Project Management
★ 4.8 (518) · Beginner · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Health Policy, Epidemiology, Infectious Diseases, Public Health, Infection Control, Public Health and Disease Prevention, Policy Analysis, Mathematical Modeling, Case Studies, Biostatistics, Predictive Modeling, Decision Intelligence, Decision Support Systems, Vulnerability
★ 4.7 (641) · Beginner · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Bedrock, Prompt Engineering, Responsible AI, Generative AI Agents, Retrieval-Augmented Generation, Generative AI, Fine-tuning, LangChain, AI Workflows, Agentic Workflows, Model Training, Model Optimization, Large Language Modeling, Artificial Intelligence, Token Optimization, Transfer Learning, LLM Application, AI literacy, Amazon Web Services, Context Management
★ 4.6 (89) · Intermediate · Professional Certificate · 1 - 3 Months

Skills you'll gain: Generative AI, Cloud Computing Architecture, Generative AI Agents, Systems Development Life Cycle, Cloud Deployment, Artificial Intelligence and Machine Learning (AI/ML), Cloud Services, Database Management Systems, Artificial Intelligence, Software Development Methodologies, Data Strategy, Database Application, Programming Principles, Data Storage Technologies, Cross Platform Development, Package and Software Management, Data-Driven Decision-Making, Computer Programming, Other Programming Languages
★ 4.7 (464) · Beginner · Course · 1 - 3 Months