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: Dataflow, Serverless Computing, Identity and Access Management, Data Infrastructure, Data Pipelines, Cloud Security, Cloud Computing, Data Processing, Data Storage Technologies, Containerization, Interoperability
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Generative AI Agents, LangChain, AI Workflows, LLM Application, Agentic systems, Development Environment, Model Evaluation, OpenAI, Artificial Intelligence, Scalability, Applied Machine Learning, Performance Tuning, Design
Intermediate · Course · 1 - 4 Weeks

Princeton University
Skills you'll gain: Risk Analysis, Analysis, Systems Thinking, World History, International Relations, Social Network Analysis, Financial Systems, Public Health, Governance, Epidemiology, Complex Problem Solving, Economics, Supply Chain
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Software Documentation, Java, Back-End Web Development, Application Programming Interface (API), Secure Coding, Databases, Data Persistence, Dependency Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, Apache Hadoop, Apache Spark, Real Time Data, Scala Programming, Data Integration, Command-Line Interface, Apache Hive, Big Data, Applied Machine Learning, Data Processing, Apache, System Design and Implementation, Apache Cassandra, Data Pipelines, Java, Distributed Computing, IntelliJ IDEA, Application Deployment, Enterprise Application Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Software Documentation, Generative AI, Debugging, ChatGPT, Integrated Development Environments, Development Environment, Python Programming, Prompt Engineering, Software Development, Application Development
Intermediate · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Microsoft Power Platform, Power BI, Microsoft Power Automate/Flow, Power Apps Component Framework, No-Code Development, Computing Platforms
Beginner · Course · 1 - 4 Weeks

Peking University
Skills you'll gain: C# (Programming Language), Object Oriented Programming (OOP), .NET Framework, Computer Programming, Extensible Markup Language (XML), Microsoft Visual Studio, Database Management, User Interface (UI), Network Model, File I/O, Program Development, Data Structures, Graphics Software, Image Analysis
Intermediate · Course · 3 - 6 Months

Indian Institute for Human Settlements
Skills you'll gain: Innovation, Sustainable Development, Environmental Issue, Social Sciences, Policy Analysis, Climate Change Adaptation, Socioeconomics, Systems Thinking, Emerging Technologies, Technology Strategies, Research
Intermediate · Course · 1 - 3 Months
Skills you'll gain: ServiceNow, Information Technology Infrastructure Library, IT Service Management, Problem Management, Service Management, Information Technology Operations, Digital Transformation, Change Control, Issue Tracking, Configuration Management, Computer Security Incident Management, Self Service Technologies, Change Requests, Automation, Service Level, Problem Solving, Design, Order Fulfillment
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Prompt Engineering, Large Language Modeling, LLM Application, ChatGPT, Generative AI, Responsible AI, Healthcare Ethics, Public Health, Data Ethics, Health Policy, Health Informatics, Medical Science and Research, Artificial Intelligence, Microsoft Copilot, Emerging Technologies
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: ASP.NET, Restful API, .NET Framework, Web Services, JSON, Model View Controller, Web Applications, Back-End Web Development, API Design, Application Programming Interface (API), Extensible Markup Language (XML), Server Side, Application Security, Object-Relational Mapping, Middleware
Intermediate · Course · 1 - 4 Weeks