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: Infrastructure as Code (IaC), Endpoint Security, Vulnerability Management, Cryptography, Cybersecurity, Risk Management Framework, Cloud Computing Architecture, Network Security, Incident Response, Cloud Security, Threat Modeling, Encryption, Cyber Security Policies, Identity and Access Management, Secure Coding, Computer Security Incident Management, Cyber Security Assessment, Cyber Threat Intelligence, Vulnerability Assessments, Information Systems Security
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Workflow Management, AI Product Strategy, Team Management, Generative AI Agents, Productivity Software, Business Process Automation, Artificial Intelligence, Automation, LLM Application, Agentic systems, Solution Design, Decision Making, Process Improvement, Performance Improvement, Customer Service, System Design and Implementation
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Collaboration, Time Management, Productivity, Organizational Skills, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Ball State University
Skills you'll gain: Data Ethics, Data Collection, Probability & Statistics, Data Processing, Sampling (Statistics), Data Science, Data Wrangling, R Programming, Simulations, Data Manipulation, Statistical Methods, Machine Learning Algorithms, Responsible AI, Data Structures
Build toward a degree
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Earned Value Management, Project Schedules, Procurement, Cost Management, Return On Investment, Spreadsheet Software, Microsoft Excel, Financial Analysis, Project Performance, Project Estimation, Microsoft 365, Project Finance, Investment Management, Variance Analysis, Forecasting, Problem Solving
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MongoDB, NoSQL, Applied Machine Learning, Databases, Apache Cassandra, Text Mining, Image Analysis, Node.JS, Database Application, AI Personalization
Intermediate · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Decision Making, Behavioral Economics, Psychology, Critical Thinking, Industrial and Organizational Psychology, Social Sciences, Interpersonal Communications, Sociology, Research
Beginner · Course · 1 - 3 Months
Skills you'll gain: Web Content Accessibility Guidelines, Compliance Auditing, Compliance Management, Regulatory Compliance, Case Studies, Usability, Web Design, User Interface (UI), Auditing, Automation, Consulting, Test Tools, Stakeholder Communications, Prioritization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Application Security, Authorization (Computing), Authentications, Data Validation, Role-Based Access Control (RBAC), Verification And Validation, Security Controls, User Accounts, Configuration Management, Package and Software Management, Cybersecurity, Data Loss Prevention, Identity and Access Management, Code Review, Software Installation, Middleware, Debugging, Computer Programming, Information Technology
Beginner · Course · 1 - 3 Months

Universidade de São Paulo
Skills you'll gain: Timelines, Cultural Diversity, Anthropology, Liberal Arts, Psychology, Environmental Science, Physics, Biology
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Web Scraping, Data Integration, Data Cleansing, Data Import/Export, Data Quality, Data Processing, Data Collection, Data Manipulation, SQL, Databases, Query Languages, Extensible Markup Language (XML), Pandas (Python Package), Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Disaster Recovery, Server Administration, Windows Servers, Servers, Network Troubleshooting, Linux Servers, Virtualization and Virtual Machines, Hardware Troubleshooting, Operating System Administration, Data Storage Technologies, IT Automation, Remote Access Systems, System Monitoring, Networking Hardware, Computer Hardware, Firewall, Data Security, Encryption
Intermediate · Course · 1 - 4 Weeks