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.

Skills you'll gain: LangGraph, Generative AI Agents, Agentic systems, AI Workflows, OpenAI API, LLM Application, Artificial Intelligence, User Interface (UI), Prompt Engineering, Natural Language Processing, Python Programming, Context Management
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: React Redux, React.js, Cascading Style Sheets (CSS), Web Components, JavaScript Frameworks, UI Components, HTML and CSS, Routing Protocols, Front-End Web Development, User Interface (UI), Web Frameworks, Maintainability, Authentications, Web Development Tools, Application Frameworks, Application Programming Interface (API), Web Design, Restful API, Javascript, Web Development
Intermediate · Specialization · 1 - 3 Months

Macquarie University
Skills you'll gain: Cyber Governance, Cyber Security Strategy, Threat Modeling, Cyber Security Policies, Cyber Risk, Governance Risk Management and Compliance, ISO/IEC 27001, Cyber Security Assessment, Cybersecurity, Compliance Management, Governance, NIST 800-53, Risk Mitigation, Risk Management, Audit Planning, Policy Analysis, Regulation and Legal Compliance, Stakeholder Engagement, Auditing
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Tidyverse (R Package), Data Wrangling, R (Software), Data Cleansing, Data Transformation, Data Manipulation, R Programming, Data Science, Exploratory Data Analysis, Data Analysis, Data Management, File Management, Data Visualization, Data Import/Export
Beginner · Course · 1 - 3 Months

Simplilearn
Skills you'll gain: Apache Maven, Build Tools, CI/CD, Software Configuration Management, Version Control, Java, Software Versioning, Configuration Management, Package and Software Management, Mac OS, Software Installation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: ChatGPT, Overcoming Obstacles, Responsible AI, Learning Strategies, Generative AI, Storytelling, Writing, Artificial Intelligence, Javascript
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: JUnit, Unit Testing, Software Testing, Mockups, Test Case, Test Driven Development (TDD), Java
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Computer Programming, Programming Principles, Data Import/Export, Data Structures, Integrated Development Environments, Python Programming, Computer Science
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Digital Transformation, Business Transformation, Corporate Strategy, Business Strategy, Organizational Change, Technology Strategies, Case Studies, Predictive Modeling, Emerging Technologies, Innovation, Strategic Decision-Making
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: JSON, Restful API, Web Applications, Application Programming Interface (API), Responsive Web Design, Cascading Style Sheets (CSS), Event-Driven Programming, HTML and CSS, Javascript, Back-End Web Development, Frontend Integration, Web Development, Web Services, Real Time Data, Web Development Tools, Game Design, Hypertext Markup Language (HTML), Servers, Software Development
Intermediate · Specialization · 1 - 4 Weeks
Starweaver
Skills you'll gain: Credit Risk, Lending and Underwriting, Underwriting, Risk Analysis, Risk Management, Business Risk Management, Case Studies, Financial Analysis, Financial Statement Analysis, Corporate Finance, Financial Modeling, Stakeholder Communications, Cash Flows
Intermediate · Course · 1 - 4 Weeks

Utrecht University
Skills you'll gain: Lifelong Learning, Professionalism, Professional Development, Organizational Change, Adaptability, Ethical Standards And Conduct, Workforce Development, Organizational Structure, Sociology, Psychology, Employee Engagement, Organizational Effectiveness, Collaboration, Leadership, Personal Development, Leadership Development
Intermediate · Course · 1 - 3 Months