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.

Arizona State University
Skills you'll gain: Meeting Facilitation, Sales Presentations, Brainstorming, Purchasing, English Language, Business Communication, Marketing Materials, Ideation, Business Planning, Negotiation, Selling Techniques, Management Reporting, Business Writing, Marketing Communications, Marketing Planning, Business Correspondence, Advertising, Business Marketing, Telephone Skills, Marketing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Case Studies, User Experience Design, Business Analysis, Natural Language Processing, Application Programming Interface (API), Application Deployment, Application Development, Artificial Intelligence, Systems Integration, Scalability
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Hugging Face, Large Language Modeling, MLOps (Machine Learning Operations), Generative AI, Artificial Intelligence and Machine Learning (AI/ML), AI Product Strategy, Transfer Learning, Applied Machine Learning, AI Personalization, Model Deployment, Model Evaluation, Responsible AI, Performance Tuning, Model Based Systems Engineering, Program Evaluation, Analysis
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Visio, Engineering Drawings, Engineering Plans And Specifications, Process Flow Diagrams, Diagram Design, Technical Drawing, Microsoft Development Tools, Visualization (Computer Graphics), Schematic Diagrams, Data Flow Diagrams (DFDs), Graphic and Visual Design Software, Graphic and Visual Design, Microsoft Access, Microsoft Office, Visual Design, Graphic Design, Data Integration, Workflow Management
Mixed · Course · 1 - 3 Months
Skills you'll gain: Vulnerability Assessments, Network Security, Security Engineering, Telecommunications, Infrastructure Security, Cyber Security Assessment, Threat Detection, Network Analysis, Continuous Monitoring, Security Strategy, Internet Of Things, Emerging Technologies, General Networking, Network Architecture, Enterprise Architecture, Infrastructure Architecture, Virtualization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PHP (Scripting Language), Full-Stack Web Development, Server Side
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Angular, Responsive Web Design, Bootstrap (Front-End Framework), Node.JS, Back-End Web Development, Unit Testing, Full-Stack Web Development, Web Components, Front-End Web Development, Command-Line Interface, Authentications, Dataflow, User Accounts, TypeScript, MySQL, E-Commerce
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Model Evaluation, MLOps (Machine Learning Operations), Artificial Intelligence and Machine Learning (AI/ML), Sampling (Statistics), Statistical Methods, Model Deployment, Statistical Modeling, Human Machine Interfaces, Performance Metric, Performance Analysis, Applied Machine Learning, Anomaly Detection, Predictive Analytics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Customer Retention, Customer Analysis, Business Metrics, Data Analysis, Performance Metric, Customer Insights, Analysis, Performance Measurement, Trend Analysis, Benchmarking, Key Performance Indicators (KPIs), Pareto Chart, Data-Driven Decision-Making, Customer experience strategy (CX), Descriptive Analytics, Predictive Analytics, Root Cause Analysis, Consumer Behaviour
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Experience Design, User Interface (UI) Design, Application Programming Interface (API), Restful API, Cross Platform Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Design, User Interface and User Experience (UI/UX) Design, Software Design, Application Development, Front-End Web Development, Performance Tuning, Software Design Patterns, Real Time Data, API Design, Application Performance Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Wide Area Networks, Data Centers, Virtual Machines, Network Administration, Virtualization, Network Architecture, Virtual Private Networks (VPN), Wireless Networks, Computer Networking, Network Monitoring, Network Troubleshooting, Software-Defined Networking, Intrusion Detection and Prevention, Network Security, Cloud Computing, Distributed Denial-Of-Service (DDoS) Attacks, Key Management, Internet Of Things, Disaster Recovery
Advanced · Course · 1 - 3 Months