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: Object Oriented Programming (OOP), Object Oriented Design, Javascript, Application Deployment, Kanban Principles, Code Reusability, Data Persistence, Data Storage
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Spreadsheet Software, Data Visualization, Plot (Graphics), Data Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Big Data, Application Deployment, Social Network Analysis, Data Processing, Distributed Computing, Java, Text Mining, Graph Theory, File I/O
Mixed · Course · 1 - 3 Months
Skills you'll gain: Model Deployment, MLOps (Machine Learning Operations), AI Security, Cloud Deployment, DevOps, CI/CD, AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Metadata Management, System Monitoring, Software Versioning, Incident Response
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Financial Inclusion, Business Economics, Payment Processing, Economics, Policy, and Social Studies, Social Sciences, Case Studies
Intermediate · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Amazon Web Services, Cloud Storage, Serverless Computing, Scalability, File Management, File Systems, Enterprise Architecture
Mixed · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Storytelling, Data Presentation, Plotly, Statistical Visualization, Interactive Data Visualization, Matplotlib, Data Visualization Software, Network Analysis, Plot (Graphics), Seaborn, Data-Driven Decision-Making, Network Model, Data Mining, Scatter Plots, R Programming, R (Software), Graphing, Graph Theory, Box Plots, Heat Maps
Build toward a degree
Mixed · Course · 1 - 3 Months

Skills you'll gain: jQuery, Javascript and jQuery, Event-Driven Programming, Cascading Style Sheets (CSS), Web Development Tools, JavaScript Frameworks, Hypertext Markup Language (HTML), HTML and CSS, Javascript, Data Validation, Development Environment
Beginner · Course · 1 - 3 Months

Skills you'll gain: Server Side, Application Deployment, Apache Tomcat, Back-End Web Development, Web Design, Front-End Web Development, Web Design and Development, Application Servers, HTML and CSS, Web Development, Web Applications, Email Automation, Usability, Java Platform Enterprise Edition (J2EE), UI Components
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: IntelliJ IDEA, Apache Maven, Build Tools, Integrated Development Environments, Software Development Tools, Version Control, Software Engineering Tools, Development Environment, Program Development, Computer Graphics, Debugging, Scripting Languages, Visualization (Computer Graphics), Databases, Database Management, Relational Databases, Scripting
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Node.JS, Authentications, Cloud Deployment, Middleware, MongoDB, Server Side, Back-End Web Development, Role-Based Access Control (RBAC), Application Deployment, Full-Stack Web Development, API Testing, Authorization (Computing), Redis, JavaScript Frameworks, JSON, Database Management, TypeScript, Javascript, Database Design, Debugging
Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Prometheus (Software), Dashboard Creation, System Monitoring, Grafana, Site Reliability Engineering, Continuous Monitoring, Query Languages, Anomaly Detection, Software Visualization, Linux, Docker (Software), Incident Management, Configuration Management, Analysis, Software Installation
Advanced · Course · 1 - 4 Weeks