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.

Skills you'll gain: QuickBooks (Accounting Software), Accounting Software, Bookkeeping, Financial Reporting, Accounting, Business Reporting, Accounting Records, General Accounting, Accounting and Finance Software, Small Business Accounting, Reconciliation, Standard Accounting Practices, Accounting Systems, Sales Process, Accounts Payable, Billing & Invoicing, Financial Statements, Expense Management, Automation, Data Import/Export
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Server Side, Restful API, Ajax, Full-Stack Web Development, API Design, Node.JS, Postman API Platform, Web Applications, Application Programming Interface (API), Back-End Web Development, Web Servers, Web Development Tools, Frontend Integration, API Testing, Web Development, Javascript, Front-End Web Development, Middleware, Code Reusability, Maintainability
Advanced · Course · 1 - 3 Months

Scrimba
Skills you'll gain: HTML and CSS, Hypertext Markup Language (HTML), Responsive Web Design, Web Design, User Interface (UI), Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, Usability, Interaction Design, UI Components, Browser Compatibility, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Automation, Behavior-Driven Development, Gherkin (Scripting Language), Software Testing, Unit Testing, Test Script Development, Test Case, Automation, Software Design Patterns, Maintainability, Python Programming, Code Reusability
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Deepseek, DeepSeek API, OpenAI, Model Deployment, AI Integrations, Responsible AI, LLM Application, Generative Model Architectures, AI literacy, Competitive Analysis, Strategic Planning, Application Deployment, Data Ethics, Model Evaluation, Case Studies, Cost Benefit Analysis, Automation, Integration Testing, Process Optimization, Program Evaluation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unsupervised Learning, Data Visualization, Machine Learning Methods, Machine Learning Algorithms, Applied Machine Learning, Scientific Visualization, Machine Learning, Model Training, Statistical Machine Learning, Data Mining, Statistical Methods, Algorithms, Python Programming, Development Environment
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: .NET Framework, Maintainability, Unit Testing, Test Case, Test Script Development, Test Tools, Software Testing, Development Environment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Loans, Web Applications, Application Deployment, Program Development, Cryptographic Protocols
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Transformation, Data Wrangling, Data Manipulation, Extract, Transform, Load, Data Integration, Data Preprocessing, Data Cleansing, Data Analysis, Data Processing, Tableau Software, Dashboard Creation, Data Pipelines, Business Process Automation, Dashboard, Dataflow, Data Import/Export, Pivot Tables And Charts, Software Installation
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Server Side, Restful API, API Design, Database Management, Back-End Web Development, Databases, Database Development, Database Systems, Node.JS, Application Programming Interface (API), Full-Stack Web Development, Authentications, Web Applications, Web Frameworks, Frontend Integration, JavaScript Frameworks, Web Development, Web Servers, Authorization (Computing), NoSQL
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Matplotlib, Plot (Graphics), Data Visualization Software, Data Structures, Data Manipulation, Pandas (Python Package), NumPy, Data Processing, Data Wrangling, Python Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Validation, Maintainability, Javascript, Computational Thinking, Data Structures, Debugging, Data Integrity, Programming Principles, Performance Tuning, Web Development, Algorithms
Intermediate · Course · 1 - 4 Weeks