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.

Coursera
Skills you'll gain: Pay Per Click Advertising, Google Ads, Keyword Research, Advertising Campaigns, Online Advertising, Paid media, Advertising, Digital Advertising, Marketing, Budget Management, Digital Marketing, Sales Presentation, Performance Metric, Competitive Analysis, Performance Analysis
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Threat Modeling, Cyber Threat Intelligence, Incident Response, MITRE ATT&CK Framework, Cloud Security, Cyber Threat Hunting, Risk Management, Cost Management, Cyber Security Strategy, Governance, Security Controls, Vulnerability Assessments, Compliance Management, Role-Based Access Control (RBAC), Automation
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Adobe Illustrator, Adobe Creative Cloud, Graphic Design, Graphic and Visual Design, Adobe Photoshop, Graphic and Visual Design Software, User Interface (UI), Computer Graphics, Document Management, Design Elements And Principles, Typography, Web Content, Productivity Software, Scalability
Mixed · Course · 1 - 3 Months

Skills you'll gain: Salesforce, Salesforce Development, Marketing Automation, User Experience, Content Management, UI Components, Authentications, Cloud Development, Customer Service, Customer Communications Management, Cloud Management, Process Mapping, Cloud Services, Encryption, Business Strategy
Beginner · Course · 3 - 6 Months

Coursera
Skills you'll gain: Succession Planning, Performance Appraisal, Negotiation, Human Resource Strategy, Culture Transformation, Applicant Tracking Systems, Performance Review, Talent Management, Strategic Leadership, Employee Engagement, Business Transformation, Organizational Development, Conflict Management, Employee Retention, Compensation Management, Responsible AI, Workforce Planning, Performance Management, Generative AI, Employee Onboarding
Intermediate · Specialization · 3 - 6 Months
University of Michigan
Skills you'll gain: Cascading Style Sheets (CSS), Web Content Accessibility Guidelines, HTML and CSS, Web Design, Web Design and Development, Responsive Web Design, User Interface (UI), Usability, Web Development Tools, Web Development, Debugging
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Google Analytics, Email Marketing, Google Ads, WordPress, LinkedIn, Content Creation, Content Marketing, Facebook, Social Media, Social Media Marketing, Search Engine Marketing, Social Media Content, Web Analytics and SEO, Advertising Campaigns, Email Automation, Social Media Campaigns, Analytics, Keyword Research, ChatGPT, Bidding
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Occupational Safety and Health Administration (OSHA), Occupational Safety And Health, Internal Auditing, Safety Training, Emergency Response, Safety Culture, Occupational Health, Safety Audits, Safety Standards, Risk Control, Risk Management, Hazard Communication (HazCom), Regulatory Compliance, Continuous Quality Improvement (CQI), Organizational Development, Record Keeping
Beginner · Course · 3 - 6 Months

University of Washington
Skills you'll gain: Business Writing, Business Correspondence, Professional Networking, English Language, Oral Expression, Business Communication, Rapport Building, Telephone Skills, Language Competency, Presentations, Relationship Building, Verbal Communication Skills, Grammar, Vocabulary, Communication, Scheduling
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Model Context Protocol, OpenAI API, Retrieval-Augmented Generation, AI Workflows, AI Orchestration, OpenAI, LLM Application, Generative AI Agents, Embeddings, Cloud Deployment, Artificial Intelligence and Machine Learning (AI/ML), Application Deployment, Tool Calling, ChatGPT, Artificial Intelligence, Vector Databases, Agentic systems, Prompt Engineering, Application Programming Interface (API), Responsible AI
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Advertising Campaigns, Advertising, Target Audience, Social Media Campaigns, Marketing Budgets, Campaign Management, Social Media, Social Media Marketing, Performance Analysis, Facebook, Paid media, Instagram, Performance marketing, Budget Management, Digital Advertising
Beginner · Course · 1 - 3 Months

Skills you'll gain: Robotic Process Automation, Customer experience improvement, ChatGPT, Data Science, Machine Learning Methods
Beginner · Course · 1 - 4 Weeks