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.

American Psychological Association
Skills you'll gain: Decision Making, Behavioral Economics, Psychology, Critical Thinking, Industrial and Organizational Psychology, Social Sciences, Interpersonal Communications, Sociology, Research
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Storytelling, Video Editing, Video Production, Post-Production, Graphic and Visual Design, Writing and Editing, Editing, Music
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Data Centers, DevSecOps, System Monitoring, Threat Detection, Microsoft Servers, Security Management, Payment Card Industry (PCI) Data Security Standards, Information Systems Security, Windows Servers, IT Infrastructure, Security Information and Event Management (SIEM), Security Testing, Disaster Recovery, IT Automation, Virtual Machines, Configuration Management
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Linux Administration, Version Control, Linux, Git (Version Control System), Linux Commands, Network Troubleshooting, Operating System Administration, Bash (Scripting Language), Systems Administration, Scripting, Shell Script, User Accounts, System Configuration, Network Administration, File Management, Identity and Access Management, General Networking, Firewall, Command-Line Interface, Security Controls
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Sustainable Business, Hotel Operations, Hospitality Management, Business Planning, Corporate Sustainability, Sustainability Standards, Waste Minimization, Community Development, Environmental Resource Management, Market Trend, Market Analysis, Cost Benefit Analysis, Strategic Decision-Making
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Risk Analysis, Securities (Finance), Financial Analysis, Credit Risk, Financial Market, Investment Management, Investments, Market Liquidity, Risk Management, Equities, Market Dynamics, Portfolio Management, Finance, Wealth Management, Investment Banking, Return On Investment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Real Time Data, Dataflow, Data Pipelines, Dashboard, Google Cloud Platform, Data Processing, Data Transformation, Scalability
Intermediate · Course · 1 - 3 Months

Erasmus University Rotterdam
Skills you'll gain: Community Development, Sustainable Development, Advocacy, Stakeholder Engagement, Public Policies, Fundraising, Governance, Legal Risk, Policy Development, Regulation and Legal Compliance, Strategic Partnership, Program Evaluation, Accountability
Intermediate · Course · 1 - 3 Months

Rice University
Skills you'll gain: Physics, Engineering Calculations, Applied Mathematics, Advanced Mathematics, Physical Science, Mathematical Modeling, Trigonometry, Calculus, Linear Algebra, Problem Solving
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, .NET Framework, Software Design Patterns, Maintainability, Software Architecture, Object Oriented Design, C# (Programming Language), Microsoft Visual Studio, API Design, Restful API, Development Testing, User Interface (UI), Debugging, Unit Testing, Systems Architecture, Front-End Web Development, Integration Testing, Authentications
Intermediate · Course · 1 - 3 Months

Yale University
Skills you'll gain: International Relations, World History, European History, Political Sciences, Ancient History, Social Sciences, Culture, Social Justice, Socioeconomics, Economics
Beginner · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Microarchitecture, Hardware Design, Computer Architecture, Embedded Software, Embedded Systems, Electronic Systems, Application Specific Integrated Circuits, Serial Peripheral Interface, Computer Hardware, Electronic Components, USB, Performance Tuning, Peripheral Devices, Real-Time Operating Systems, Debugging
Intermediate · Course · 1 - 3 Months