Object Oriented Design courses can help you learn principles like encapsulation, inheritance, and polymorphism, along with design patterns such as Singleton and Factory. You can build skills in creating reusable code, improving software maintainability, and designing systems that are easier to understand and extend. Many courses introduce tools like UML for modeling, as well as programming languages such as Java and Python, which are commonly used to implement object-oriented concepts in real-world applications.

Infosec
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Distributed Denial-Of-Service (DDoS) Attacks, Application Security, Security Testing, Authorization (Computing), Authentications, Data Validation, Encryption, Security Controls, Data Security, Vulnerability Scanning, Role-Based Access Control (RBAC), Verification And Validation, Intrusion Detection and Prevention, Database Application, Security Awareness, Cybersecurity, Web Servers, Web Development Tools
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Convolutional Neural Networks, Tensorflow, Image Analysis, Google Cloud Platform, Model Deployment, Computer Vision, Data Preprocessing, Applied Machine Learning, Data Collection, Software Visualization
Beginner · Project · Less Than 2 Hours

University of Michigan
Skills you'll gain: Health Informatics, Strategic Communication, Strategic Planning, Business Planning, Innovation, Telehealth, Organizational Strategy, Design Thinking, Business Strategy, Health Care Administration, Stakeholder Analysis, Emerging Technologies, Agile Methodology, User Centered Design
Beginner · Course · 1 - 4 Weeks

American Psychological Association
Skills you'll gain: Sample Size Determination, Statistical Hypothesis Testing, Probability & Statistics, Statistical Methods, Probability Distribution, Quantitative Research, Statistical Analysis, Statistical Software, Statistical Inference, Sampling (Statistics), Data Analysis, Analysis, Statistics, Probability, Analytical Skills, Regression Analysis, Psychology, Research Design, Research
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Human Capital, Human Resources, Talent Management, Workforce Planning, Talent Acquisition, Human Resource Strategy, Employee Performance Management, Performance Appraisal, Talent Recruitment, Labor Relations, Compensation and Benefits, Succession Planning, Workforce Management, Employee Training, Diversity and Inclusion, Occupational Safety And Health, Employee Engagement
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Tools, Test Automation, Software Testing, Test Script Development, Test Case, Regression Testing, Test Execution Engine, Javascript and jQuery, Browser Compatibility, Automation, Software Design Patterns, UI Components, Java
Intermediate · Course · 1 - 3 Months

Packt
Skills you'll gain: Application Deployment, Object-Relational Mapping, Model View Controller, Database Management, UI Components, PostgreSQL, Databases, Full-Stack Web Development, Web Development, Web Applications, Authentications, Development Environment, Authorization (Computing), Application Frameworks, Cascading Style Sheets (CSS), File Management
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Color Theory, Color Matching, Adobe Illustrator, Creative Design, Graphic and Visual Design, Design Elements And Principles, Digital Design, Graphic Design, Design, Visual Design, Design Software, Content Creation, Creative Thinking
Beginner · Course · 1 - 4 Weeks

University of Pittsburgh
Skills you'll gain: Data Storytelling, Data Presentation, Plot (Graphics), Data Visualization, Matplotlib, Interactive Data Visualization, Data Visualization Software, Seaborn, Data Analysis, Graphic and Visual Design, Python Programming, Jupyter, Pandas (Python Package), Data Manipulation, NumPy
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Risk Modeling, Risk Analysis, Lending and Underwriting, Risk Management Framework, Financial Analysis, Financial Market, Portfolio Risk, Risk Management, Bank Regulations, Financial Systems, Operational Risk, Analysis, Commercial Lending, Responsible AI, Business Risk Management, Safety Culture, Financial Regulation, Business Continuity, Governance, Capital Budgeting
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Spring Framework, Hibernate (Java), Spring Boot, Java, Object-Relational Mapping, Database Management, Apache Maven, Software Design Patterns, SQL, Data Persistence, Functional Design, Dependency Analysis
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Mediation, Conflict Management, Team Building, Emotional Intelligence, Collaboration, Negotiation, Team Management, Empathy & Emotional Intelligence, De-escalation Techniques, Root Cause Analysis, Empathy, Discussion Facilitation, Communication, Constructive Feedback, Active Listening
Intermediate · Course · 1 - 4 Weeks