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: Jira (Software), Sprint Retrospectives, Performance Metric, Performance Reporting, Team Performance Management, Business Metrics, Organizational Effectiveness, Performance Improvement, Issue Tracking, Continuous Improvement Process, Cycle Counting, Taking Meeting Minutes, Record Keeping
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: SQL, PostgreSQL, Query Languages, Database Management, Database Systems, Data Manipulation
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Exploratory Data Analysis, Data Analysis, Data Import/Export, Data Manipulation, Data Transformation, Predictive Modeling, Data Cleansing, Data Preprocessing, Model Evaluation, Predictive Analytics, Pandas (Python Package), Regression Analysis, Feature Engineering, Statistical Analysis, Matplotlib, Scikit Learn (Machine Learning Library), Data Visualization, NumPy, Python Programming
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Data Structures, Plot (Graphics), Data-oriented programming, Programming Principles, Python Programming, Data Storage
Intermediate · Guided Project · Less Than 2 Hours

Codio
Skills you'll gain: Go (Programming Language), Object Oriented Programming (OOP), Web Services, Web Frameworks, Debugging, Python Programming, Restful API, Dependency Analysis, Performance Tuning, Software Engineering
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, Data Preprocessing, Applied Machine Learning, Machine Learning Methods, Machine Learning, Predictive Modeling, Feature Engineering, Data Pipelines, Data Transformation, Data Science, Python Programming, Regression Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Statistical Process Controls, Lean Methodologies, Six Sigma Methodology, Risk Analysis, Quality Improvement, Process Improvement, Operational Efficiency, Continuous Improvement Process, Process Capability, Business Process, Project Risk Management, Project Management, Data-Driven Decision-Making, Cross-Functional Collaboration
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Incident Response, Computer Security Incident Management, Incident Management, Cybersecurity, Cyber Threat Intelligence, Security Management, Cyber Security Policies, Security Awareness, Data Ethics, Data Security, Personally Identifiable Information, AI Security, Technical Communication, Artificial Intelligence
Beginner · Course · 1 - 3 Months

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

Duke University
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Emotional Intelligence, Discussion Facilitation, Diversity and Inclusion, Empathy & Emotional Intelligence, Social Justice, Communication, Sustainable Development, Cultural Responsiveness, Active Listening, Climate Change Adaptation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Scanning, Penetration Testing, MITRE ATT&CK Framework, Metasploit, Vulnerability Assessments, Security Testing, Open Web Application Security Project (OWASP), Exploitation techniques, Brute-force attacks, Virtual Machines, Software Documentation, Technical Documentation, Microsoft Windows, Windows PowerShell, Linux Commands, Scripting, Remote Access Systems
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Proposal Writing, Performance Tuning, Agentic systems, Computational Thinking, Performance Analysis, Computational Logic
Intermediate · Course · 1 - 4 Weeks