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: Infrastructure as Code (IaC), Amazon Web Services, AWS Identity and Access Management (IAM), Containerization, Amazon Elastic Compute Cloud, AWS CloudFormation, Amazon DynamoDB, Kubernetes, Operational Databases, API Gateway, Amazon S3, Cloud Security, Event-Driven Programming, Continuous Integration, AWS Kinesis, Cloud Applications, Amazon CloudWatch, Virtual Machines, Servers, Virtualization and Virtual Machines
Beginner · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Responsible AI, Agentic systems, Data Ethics, Agentic Workflows, AI Enablement, Artificial Intelligence, Healthcare Ethics, AI Workflows, AI Security, AI Orchestration, Applied Machine Learning, Health Technology, AI Personalization, Health Systems, Solution Design, Predictive Modeling, Predictive Analytics
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Sustainable Business, Corporate Sustainability, Sustainable Development, Sustainability Standards, Sustainable Systems, Environmental Social And Corporate Governance (ESG), Supply Chain Management, Supply Chain Planning, Supply Chain, Supply Chain Systems, Case Studies, Transportation Management, Business Technologies, Logistics Management, Reverse Logistics, Transportation Operations, Waste Minimization, Digital Transformation, Product Lifecycle Management, Innovation
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Test Script Development, Brute-force attacks, Cloud Security, Network Analysis, API Testing, General Data Protection Regulation (GDPR), Wireless Networks, Security Controls
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Jenkins, CI/CD, Continuous Integration, DevOps, Application Deployment, Continuous Delivery, Spring Framework, Build Tools, Version Control
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Node.JS, Full-Stack Web Development, User Interface (UI), Application Deployment, MongoDB, Angular, Back-End Web Development, Front-End Web Development, User Interface (UI) Design, Web Design, Web Applications, Restful API, Secure Coding, Authentications, Authorization (Computing), Scalability
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: PyTorch (Machine Learning Library), Convolutional Neural Networks, Heat Maps, Model Evaluation, Image Analysis, Deep Learning, Computer Vision
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Digital pedagogy, Education Software and Technology, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Collaborative Software, Education Software and Technology, Digital pedagogy, Real Time Data
Beginner · Guided Project · Less Than 2 Hours

Northeastern University
Skills you'll gain: Data Mining, Health Informatics, Big Data, Applied Machine Learning, Predictive Modeling, Machine Learning, Artificial Intelligence, Random Forest Algorithm, Responsible AI, Deep Learning, Model Evaluation, Unsupervised Learning, Healthcare Industry Knowledge, Algorithms, Data Cleansing, Artificial Neural Networks
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Network Troubleshooting, Microsoft Azure, Virtual Networking, Virtual Machines, Load Balancing, Cloud Infrastructure, System Configuration, Cloud Security, Cloud Storage, Data Security, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploitation techniques, Scripting, Brute-force attacks, Python Programming, Command-Line Interface, Program Development, Network Protocols, TCP/IP, Data Persistence, Debugging
Advanced · Course · 1 - 3 Months