Java for Android courses can help you learn app development, user interface design, and mobile programming principles. You can build skills in working with APIs, managing databases, and implementing responsive layouts. Many courses introduce tools like Android Studio and Gradle, that support coding, testing, and deploying your applications effectively.

LearnQuest
Skills you'll gain: Java Platform Enterprise Edition (J2EE), Scripting Languages, Scripting, Java, Java Programming, Server Side, Web Applications, Web Components
Intermediate · Course · 1 - 4 Weeks

Infosec
Skills you'll gain: MITRE ATT&CK Framework, Threat Detection, Cybersecurity, Network Security, Cyber Security Strategy, System Monitoring, Cyber Operations, Threat Management, Continuous Monitoring, Exploitation techniques, Penetration Testing, Cyber Attacks, Data Persistence, Scripting, IT Automation, Network Monitoring, Persistence, Python Programming, Data Access, Computer Programming
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, Generative AI, Data Ethics, Generative AI Agents, ChatGPT, Software Design Documents, Software Design, LLM Application, AI literacy, AI Integrations, Software Architecture, Agentic Workflows, Continuous Integration, Model Evaluation, Software Development, Artificial Intelligence and Machine Learning (AI/ML), Application Security, Software Engineering, Augmented and Virtual Reality (AR/VR)
Intermediate · Specialization · 1 - 3 Months

Packt
Skills you'll gain: Data Access, Data Analysis, Relational Databases, Databases
Beginner · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Capital Budgeting, Cash Flows, Fiscal Management, Finance, Financial Analysis, Cash Flow Forecasting, Business Valuation, Return On Investment, Financial Management, Corporate Finance, General Finance, Case Studies, Investment Management, Financial Market, Risk Analysis, Financial Accounting, Capital Markets
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Object Oriented Design, Java Programming, Code Reusability, Application Design, Solution Design, Design Strategies, Design Elements And Principles
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Unit Testing, JUnit, Test Case, Software Testing, Software Development, Software Engineering, Java Programming, Java
Beginner · Guided Project · Less Than 2 Hours

Peking University
Skills you'll gain: Oral Comprehension, Writing, Literacy, Oral Expression, Language Competency, Vocabulary, Grammar, Language Learning, Language Interpretation, Translation, and Studies
Advanced · Course · 3 - 6 Months

SkillUp
Skills you'll gain: Hibernate (Java), Object-Relational Mapping, Spring Boot, Restful API, Java, NoSQL, Database Development, Spring Framework, SQL, Database Systems, Databases, Database Design, Application Frameworks, Java Programming, Data Access, Database Management, Relational Databases, Back-End Web Development, Software Development
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Spring Framework, Model View Controller, Java Platform Enterprise Edition (J2EE), Application Performance Management, Software Design Patterns, Java Programming, Java, Enterprise Architecture, Enterprise Application Management, Secure Coding, Software Design, System Monitoring, Security Controls, Software Architecture, Application Security, Application Frameworks, Web Applications, OS Process Management, Memory Management, Data Sharing
Intermediate · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: Prompt Engineering, Responsible AI, Generative AI, Large Language Modeling, AI literacy, Data Ethics, AI Enablement, LLM Application, AI Product Strategy, Artificial Intelligence, Retrieval-Augmented Generation, Business Process Automation, Automation, Cloud Applications
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Stored Procedure, NoSQL, Database Design, Database Architecture and Administration, SQL, Database Systems, Relational Databases, Cloud Applications, Database Theory, PostgreSQL, Database Management Systems, Data Store, Databases, Data Modeling, JSON, Database Software, Database Application, Database Management, Query Languages, Natural Language Processing
Intermediate · Specialization · 3 - 6 Months