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.

LearnKartS
Skills you'll gain: Network Security, Cyber Attacks, Information Systems Security, Firewall, Malware Protection, Intrusion Detection and Prevention, Brute-force attacks, Internet Of Things, Threat Detection, Exploitation techniques, Network Protocols, Network Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Customer Retention, Customer Analysis
Beginner · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Web Development, Database Design, Relational Databases, Web Development Tools, Databases, Full-Stack Web Development, Application Deployment, HTML and CSS, Cloud Deployment, Back-End Web Development, Application Development, Front-End Web Development, JavaScript Frameworks, Application Servers, Web Servers, Scripting, Javascript, Network Protocols, Cloud Computing
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Continuous Integration, CI/CD, Continuous Delivery, Continuous Deployment, Integration Testing, DevOps, Continuous Monitoring, System Monitoring, Docker (Software), Application Deployment, Security Controls, GitHub, Automation, Version Control
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Calculus, Integral Calculus, Advanced Mathematics, Mathematical Theory & Analysis, Applied Mathematics, Numerical Analysis, Mathematical Modeling, Derivatives
Intermediate · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Virtual Networking, Microsoft Azure, Network Troubleshooting, Virtual Private Networks (VPN), Network Architecture, Load Balancing, Network Administration, Virtual Machines, Network Security, Network Infrastructure, Network Monitoring, Scalability, Hybrid Cloud Computing, Distributed Denial-Of-Service (DDoS) Attacks
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Automation, Lead Generation, Marketing Automation, Social Media, Social Media Marketing, Copywriting, Web Analytics, Automation
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Power Automate/Flow, Email Automation, Verification And Validation, Document Management, Microsoft Excel, Data Import/Export, Staff Management, Intranet, Microsoft 365, Spreadsheet Software
Beginner · Guided Project · Less Than 2 Hours
Curtis Institute of Music
Skills you'll gain: Music Performance, Instrumental Music, Music History, Classical Music, Performing Arts, Music, Music Theory
Intermediate · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Construction Management, Project Risk Management, Construction Engineering, Engineering Management, Project Implementation, Project Coordination, Purchasing, Design Specifications
Beginner · Course · 1 - 3 Months

Skills you'll gain: Target Audience, Facebook, Advertising, Online Advertising, Social Media Campaigns, Paid media, Marketing, Social Media, Customer Data Management, Digital Marketing
Advanced · Guided Project · Less Than 2 Hours

L&T EduTech
Skills you'll gain: Manufacturing Processes, Hydraulics, Control Systems, Manufacturing Operations, Mechanical Engineering, Equipment Design, Maintenance, Repair, and Facility Services, Thermal Management, Failure Analysis, Robotics, Materials science, Automation, Quality Assurance
Intermediate · Course · 1 - 4 Weeks