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: Web Scraping, Data Transformation, Extract, Transform, Load, Data Manipulation, SQL, Integrated Development Environments, Data Processing, Databases, Application Programming Interface (API), Python Programming, Programming Principles, Unit Testing, Style Guides
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: MySQL, Bash (Scripting Language), Scripting, Database Management, Relational Databases, Command-Line Interface, SQL, Databases, Data Import/Export, Database Application, Data Pipelines, Data Manipulation, Python Programming, Linux
Beginner · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Penetration Testing, Metasploit, Safety Culture, Cyber Threat Hunting, Cyber Threat Intelligence, Cyber Security Assessment, Cybersecurity, Threat Detection, Generative AI, Security Testing, Vulnerability Scanning, Anomaly Detection, Data Security, Security Strategy, Network Security, Security Software, Change Management, Machine Learning Methods, Ethical Standards And Conduct, Data Visualization
Beginner · Specialization · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Generative AI Agents, Blogs, Search Engine Optimization, Email Automation, Sales Strategy, Advertising, Marketing Channel, Inside Sales, AI Orchestration, Online Advertising, Marketing, Performance marketing, Product Promotion, Content Marketing, Marketing Strategies, AI Workflows, Entrepreneurship, Web Analytics, New Business Development, Agentic systems
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Responsible AI, Account Management, Generative AI Agents, Data Ethics, Sales Enablement, Proposal Development, Market Analysis, Market Trend, Workflow Management, Prompt Engineering, Innovation, Business Communication, Customer Relationship Management
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Prompt Engineering, Business Writing, ChatGPT, Social Media Content, Marketing Automation, Business Marketing, Copywriting, Email Automation, Writing, Social Media Campaigns, Marketing Communications, Business Ethics, Brainstorming, Content Creation, Content Strategy, Social Media Marketing
Beginner · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Cybersecurity, Cyber Attacks, Computer Security Awareness Training, Encryption, Security Awareness, Data Security, Personally Identifiable Information, Cyber Risk, Malware Protection, General Data Protection Regulation (GDPR), Information Privacy, Multi-Factor Authentication, Identity and Access Management
Beginner · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Text Mining, Data Ethics, Data Mining, Customer Insights, Marketing Analytics, Unstructured Data, Marketing, Trend Analysis, Brand Awareness, Target Audience, Natural Language Processing, Predictive Analytics, Machine Learning, Data Preprocessing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Adobe Firefly, Adobe Photoshop, Generative AI, Graphic and Visual Design, Prompt Engineering, Photo Editing, Artificial Intelligence, Ideation, Image Quality
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Interpersonal Communications, Business Communication, Verbal Communication Skills, Communication, Internal Communications, Corporate Communications, Business Correspondence, Social Skills, Collaboration, Conflict Management, Non-Verbal Communication, Active Listening, Relationship Building, Organizational Structure, Mediation, Customer Relationship Building, Contract Negotiation, Organizational Development, Negotiation, Vendor Management
Mixed · Course · 1 - 3 Months
Skills you'll gain: Vulnerability Scanning, Digital Forensics, Linux, Linux Administration, Network Security, User Accounts, Network Monitoring, System Monitoring, Hardening, Continuous Monitoring, Information Systems Security, Security Controls, Wireless Networks, Penetration Testing, Cybersecurity, Containerization, Incident Response
Beginner · Course · 1 - 4 Weeks
Starweaver
Skills you'll gain: Responsible AI, Sustainable Development, Social Impact, Data Ethics, AI Product Strategy, Sustainable Business, Generative AI, Sustainable Systems, Corporate Sustainability, Sustainability Reporting, Diversity and Inclusion, Artificial Intelligence, Environmental Social And Corporate Governance (ESG), Business Ethics, Climate Change Mitigation, Environmental Issue, Problem Solving, Content Strategy
Intermediate · Course · 1 - 4 Weeks