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.

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Network Security, Network Monitoring, Exploitation techniques, Virtual Private Networks (VPN), Cryptographic Protocols, Network Protocols, General Networking, Computer Networking, Command-Line Interface, Network Analysis, Proxy Servers
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Restful API, API Design, Application Deployment, Authentications, Cloud Deployment, User Accounts, Debugging, Operational Databases, Back-End Web Development, Software Testing, Software Development, Database Development, Continuous Integration
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Apache Kafka, Server Administration
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: AI Security, Secure Coding, Generative AI, Threat Modeling, Intrusion Detection and Prevention, Threat Detection, Cybersecurity, Application Security, Network Security, Artificial Intelligence, Incident Response, Data Analysis
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: CrewAI, Generative AI Agents, Responsible AI, AI Enablement, Artificial Intelligence and Machine Learning (AI/ML), AI Workflows, AI Orchestration, Artificial Intelligence, Agentic systems, OpenAI, Automation, LLM Application, Data Ethics, Model Evaluation, Innovation
Intermediate · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Climate Change Programs, Environment, Systems Thinking, Cultural Sensitivity, Geographic Information Systems, Hydrology, Climate Change Adaptation, Environmental Monitoring, International Relations, Mathematical Modeling, Physical Science, Environmental Science, Biology, Scientific Methods, Physics, Research, Data Collection, Chemistry
Beginner · Course · 1 - 3 Months

Skills you'll gain: IT Management, Control Objectives for Information and Related Technology (COBIT), Cloud Management, Quality Assurance, Compliance Auditing, Technology Strategies, Governance, Enterprise Architecture, Audit Planning, Information Technology Infrastructure Library, Risk Management, Risk Analysis, Cloud Computing, Business Priorities, Change Control, Change Management, Resource Management, Internal Controls, Business Intelligence, Compliance Management
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Chemistry, Taxonomy, Production Process, Biochemistry, Biology, Anatomy, Laboratory Research, Scientific Methods
Beginner · Course · 1 - 3 Months

Skills you'll gain: Digital Transformation, Product Lifecycle Management, Business Technologies, Business Transformation, Automation, Internet Of Things, Product Design, Emerging Technologies, Telecommunications, Wireless Networks, Business Strategy, Augmented and Virtual Reality (AR/VR), Cloud Computing, Artificial Intelligence
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Responsible AI, Artificial Intelligence, Generative AI, AI Product Strategy, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), OpenAI, Business Management, Supervised Learning, Market Intelligence, Human Machine Interfaces, Emerging Technologies, Deep Learning, Natural Language Processing, Market Data
Beginner · Course · 1 - 3 Months

Skills you'll gain: Overcoming Objections, Sales Process, Closing (Sales), Value Propositions, Rapport Building, Active Listening, Selling Techniques, Sales Presentation, Prospecting and Qualification, Digital Transformation, Business Communication, Sales, Technical Sales, Data Centers, Sales Presentations, Inside Sales, Customer Relationship Building, Sales Strategy, Customer Insights, Outside Sales
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Microsoft Copilot, Natural Language Processing, Data Storytelling, Technical Communication, Data Visualization, Data-Driven Decision-Making, Interactive Data Visualization, Generative AI, Data Visualization Software, Data Analysis, Strategic Communication, Communication, Big Data, Responsible AI, Artificial Intelligence, Presentations, Advanced Analytics
Beginner · Course · 1 - 4 Weeks