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.

Fractal Analytics
Skills you'll gain: Prompt Engineering, Responsible AI, LLM Application, Generative AI Agents, Human Resources, AI Enablement, Information Privacy, Human Resource Policies, Employee Surveys, Interviewing Skills, Recruitment, Employee Onboarding, Employee Engagement, Talent Acquisition, Compliance Management
Intermediate · Course · 1 - 4 Weeks
Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Storytelling, Recognizing Others, Team Building, Trustworthiness, Team Performance Management, Team Management, Teamwork, Collaboration, Team Leadership, Visionary, Leadership Development, Peer Review, Drive Engagement, Team Motivation, Professional Development, Employee Coaching, Leadership, Performance Management, Communication, Productivity
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Jenkins, Selenium (Software), GitHub, Git (Version Control System), Performance Testing, Continuous Integration, CI/CD, Apache Maven, Version Control, Test Script Development, Test Automation, Browser Compatibility, JUnit, Object Oriented Programming (OOP), Test Data, Integration Testing, Java Programming, Test Case, Test Execution Engine, Software Testing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Canva (Software), Social Media Marketing, Social Media Content, Marketing Design, Social Media, Content Creation, Style Guides, Graphic and Visual Design, Branding, Presentations, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Job Evaluation, Compensation Analysis, Compensation Strategy, Compensation Management, Job Analysis, Compensation and Benefits, Payroll, Human Resource Strategy, Performance Review, Data Visualization, Benchmarking, Data Analysis, Market Analysis, Diversity and Inclusion
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Verification And Validation, Computational Logic, System Requirements, Data Validation, Functional Requirement, Systems Design, Theoretical Computer Science
Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Computational Logic, Mathematical Modeling, System Requirements, Functional Requirement, Theoretical Computer Science, Verification And Validation, Control Systems, Network Model, Systems Analysis, Automation, Mechanical Engineering, Real-Time Operating Systems, Agentic systems, Differential Equations, Safety Assurance, Robotics, Artificial Intelligence, Linear Algebra, Algorithms, Applied Mathematics
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Web Design and Development, Cascading Style Sheets (CSS), Front-End Web Development, Application Deployment, Mobile Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, ChatGPT, Generative AI, Large Language Modeling, Business Process, Content Creation, Target Audience, Artificial Intelligence, Writing
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Construction Management, Project Risk Management, Construction Engineering, Engineering Management, Project Implementation, Project Coordination, Purchasing, Design Specifications
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), Cascading Style Sheets (CSS), Responsive Web Design, Browser Compatibility, Web Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Hardware Troubleshooting, Computer Networking, Network Protocols, Web Applications, Computer Security Awareness Training, Network Routers, Wireless Networks, Technical Support and Services, Encryption, Security Awareness, Computer Literacy, System Configuration, Microsoft Office, Authentications, Microsoft Windows, Peripheral Devices, Patch Management, Technical Support, Mac OS, Database Management
Beginner · Specialization · 1 - 3 Months