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: Cryptography, Object Oriented Programming (OOP), File I/O, Encryption, Data Structures, Software Development, Data Visualization, Model Evaluation, Automation, Machine Learning Algorithms, Classification Algorithms, Data Preprocessing, Databases, Public Key Cryptography Standards (PKCS), Python Programming, Natural Language Processing, Algorithms, Key Management, Software Installation, Data Validation
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Non-Verbal Communication, Interpersonal Communications, Technical Communication, Verbal Communication Skills, Target Audience, Strategic Communication, Communication, Business Communication, Persuasive Communication, Technical Management, Professional Development, Leadership, Organizational Leadership, Active Listening, Organizational Structure, Presentations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Logo Design, Adobe Illustrator, Typography, Layout Design, Graphic and Visual Design, Graphic Design, Design Reviews, Branding, Style Guides, Animation and Game Design, Design, Peer Review, Color Theory
Beginner · Course · 1 - 4 Weeks

Universiteit Leiden
Skills you'll gain: Predictive Analytics, Predictive Modeling, Model Evaluation, R Programming, Preventative Care, Health Informatics, Statistical Modeling, Sample Size Determination, Statistical Inference, Regression Analysis, Precision Medicine, Supervised Learning, Data Preprocessing
Intermediate · Course · 1 - 3 Months

Tecnológico de Monterrey
Skills you'll gain: Brand Management, Branding, Brand Strategy, Brand Awareness, Brand Loyalty, Marketing Management, Consumer Behaviour, Internal Communications, Performance Measurement, Target Audience, Market Analysis
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Grammar, Proofreading, Peer Review, Writing and Editing, Writing, English Language
Intermediate · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: Prompt Engineering, LangChain, LLM Application, AI Workflows, Vector Databases, Scalability, User Interface (UI), Embeddings, Databases, Performance Tuning, Maintainability, Data Preprocessing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Sheets, Proposal Development, Variance Analysis, Trend Analysis, Budget Management, Budgeting, Spreadsheet Software, Management Reporting, Presentations, Financial Acumen, Finance
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Software Documentation, Generative AI, API Testing, Test Automation, Mockups, Software Development Tools, User Interface and User Experience (UI/UX) Design, Usability, Software Testing, AI Security, AI Workflows, Application Security, Maintainability, Prompt Engineering, Test Case, Software Architecture, Code Review, Secure Coding, Artificial Intelligence, Debugging
Beginner · Specialization · 1 - 3 Months

Whizlabs
Skills you'll gain: Amazon S3, Cloud Storage, Data Storage, Data Storage Technologies, Amazon Elastic Compute Cloud, AWS Identity and Access Management (IAM), Security Controls, File Management, File Systems, Encryption
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Portfolio Risk, Portfolio Management, Financial Analysis, Financial Data, Analysis, Data Analysis, Risk Management, Quantitative Research, Performance Analysis, Market Data, Financial Modeling, Investments, Asset Management
Beginner · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Advocacy, Social Determinants Of Health, Public Health, Health Policy, Health Disparities, Health Equity, Health Care, International Relations, Socioeconomics, Governance, Research, Political Sciences
Beginner · Course · 1 - 3 Months