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.

The Chinese University of Hong Kong
Skills you'll gain: Operations Research, Model Optimization, Applied Mathematics, Mathematical Modeling, Problem Solving, Process Modeling, Mathematical Software, Combinatorics, Graph Theory, Computational Logic, Computational Thinking, Data Structures
★ 4.8 (460) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Data-Driven Marketing, Marketing Analytics, Data Ethics, Brand Strategy, Content Creation, Content Marketing, Responsible AI, Brand Management, Branding, Data Analysis
★ 4.5 (50) · Intermediate · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Vibe coding, No-Code Development, Full-Stack Web Development, AI Workflows, Debugging, Application Programming Interface (API), Application Design, Front-End Web Development, Back-End Web Development
Beginner · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Presentations, English Language, Verbal Communication Skills, Communication, Non-Verbal Communication, Entrepreneurship, Business Communication, Sales, Interpersonal Communications, Sustainable Business, Project Management, Business Leadership, Communication Strategies, Productivity Software, Crisis Management, Marketing, Language Competency, Business, Vocabulary, Telecommuting
★ 4.7 (213) · Intermediate · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Sustainability Standards, Sustainable Development, Sustainable Business, Corporate Sustainability, Sustainability Reporting, Performance Measurement, Social Impact, Stakeholder Engagement, Investment Management, Governance, Performance Analysis, Stakeholder Management, Goal Setting, Asset Management, Stakeholder Analysis, Data-Driven Decision-Making, Portfolio Management, Verification And Validation, Accountability
★ 4.8 (656) · Mixed · Course · 1 - 3 Months

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

Skills you'll gain: Data Structures, Plot (Graphics), Python Programming, Data Store, Data Storage
★ 4.4 (50) · Intermediate · Guided Project · Less Than 2 Hours

STARWEAVER
Skills you'll gain: Prompt Engineering, Prompt Patterns, AI powered creativity, Generative AI, Multimodal Prompts, AI Workflows, Visual Storytelling, Gemini, Animations, Video Production, Anthropic Claude, Storyboarding, Photo/Video Production and Technology, AI literacy, Responsible AI, Content Creation, Animation and Game Design, Visualization (Computer Graphics), Ideation, Editing
Intermediate · Course · 1 - 4 Weeks
Yonsei University
Skills you'll gain: Capital Budgeting, Financial Statements, Financial Statement Analysis, Business Valuation, Financial Analysis, Cash Flow Forecasting, Strategic Decision-Making, Financial Modeling, Income Statement, Return On Investment, Entrepreneurial Finance, Financial Forecasting, Financial Reporting, Cash Flows, Balance Sheet, Financial Data, Excel Formulas, Microsoft Excel, Decision Intelligence, Financial Acumen
★ 4.4 (516) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Wrangling, Exploratory Data Analysis, Model Evaluation, Data Cleansing, Data Preprocessing, Data Manipulation, Data Analysis, Data Processing, Model Training, Scatter Plots, Statistical Analysis, Predictive Modeling, Regression Analysis, Statistical Methods, Data Transformation, Feature Engineering, Data Import/Export, Scientific Visualization, Data Visualization, Python Programming
★ 4.7 (20K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Power Platform, No-Code Development, Microsoft Power Automate/Flow, Data Integration, HTML and CSS, UI Components, Web Content, Web Design and Development, File Management
Beginner · Guided Project · Less Than 2 Hours

MathWorks
Skills you'll gain: Model Evaluation, Computer Vision, Model Deployment, Anomaly Detection, Convolutional Neural Networks, Image Analysis, Transfer Learning, Model Training, Fine-tuning, Deep Learning, Generative AI, Artificial Neural Networks, Applied Machine Learning, Data Preprocessing, Matlab, Software Visualization, Classification Algorithms, Model Optimization, Predictive Modeling, Performance Tuning
★ 4.9 (37) · Beginner · Specialization · 1 - 3 Months