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.

Skills you'll gain: JSON, Javascript, Ajax, Web Development Tools, Unit Testing, Development Testing, Event-Driven Programming, Hypertext Markup Language (HTML), Data Validation, Data Structures, Performance Tuning, Network Protocols
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: AWS SageMaker, Computer Vision, Applied Machine Learning, Natural Language Processing, Machine Learning, Data Wrangling, Reinforcement Learning, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Big Data, Apache Hadoop, Data Infrastructure, Data Processing, Analytics, Data Science, Distributed Computing, Linux, Software Installation, Scalability, System Configuration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Remote Access Systems, Threat Detection, Information Technology Operations, Wireless Networks, Network Security, Information Systems Security, Mobile Security, Virtual Private Networks (VPN), Network Administration, Network Troubleshooting, Document Management, Malware Protection, Augmented and Virtual Reality (AR/VR), Change Control, Authentications
Advanced · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Statistical Analysis, Data Analysis, Statistical Programming, Statistical Methods, Statistical Machine Learning, Regression Analysis, Supervised Learning, Statistical Inference, Machine Learning, Unsupervised Learning, Predictive Modeling, Classification And Regression Tree (CART), Feature Engineering, Dimensionality Reduction
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skillshare
Skills you'll gain: Instagram, Canva (Software), Content Performance Analysis, Web Content Accessibility Guidelines, Photography, Social Media Content, Marketing Psychology, Photo Editing, Content Creation, Social Media, Marketing Design, Performance Analysis, Social Media Marketing, Graphic and Visual Design, Content Strategy, Driving engagement, Productivity, Social Media Strategy, Drive Engagement, Creative Design
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Simulations, Resource Management, Call Center Experience, Process Management, Workflow Management, Data Analysis, Process Analysis, Plot (Graphics), R Programming, Statistical Analysis, Statistical Modeling
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, LLM Application, Responsible AI, Application Deployment, Application Development, Large Language Modeling, Artificial Intelligence, Generative AI, Open Source Technology, Application Security, Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

Tsinghua University
Skills you'll gain: Data Structures, Database Design, Algorithms, Query Languages, Computer Programming, Data Storage
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Music Theory, Music Performance, Music, Leadership, Booking (Sales), Professional Networking, Professional Development, Entrepreneurship, Verbal Communication Skills, Scheduling
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Mapping, Automation, Artificial Intelligence, Real-Time Operating Systems, Global Positioning Systems, Simulations, Image Analysis, Computer Science, Algorithms, Linear Algebra, Python Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Open Shortest Path First (OSPF), Network Planning And Design, TCP/IP, Computer Networking, General Networking, Wireless Networks, Network Routing, Virtualization and Virtual Machines, Network Switches, Cloud Infrastructure, Local Area Networks, Puppet (Configuration Management Tool), Wide Area Networks, Virtual Machines, Chef (Configuration Management Tool), Real Time Data, Scripting, JSON, Automation, Application Programming Interface (API)
Intermediate · Specialization · 1 - 3 Months