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.

AI CERTs
Skills you'll gain: Supply Chain Management, Supply Chain, Supply Chain Planning, Supply Chain Systems, Transportation, Supply Chain, and Logistics, Generative AI Agents, Inventory Management System, AI Enablement, Generative AI, Supply Management, Demand Planning, Logistics, AI Workflows, Warehousing, Data-Driven Decision-Making, Forecasting, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Predictive Analytics, Automation
Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: File I/O, Data Import/Export, Python Programming, Functional Design, Programming Principles, Data Structures, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Applicant Tracking Systems, Professional Development, Graphic Design, Keyword Research, Business Writing, Content Creation, Personal Development, Detail Oriented, Recruitment
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Workflow Management, Timelines, Project Controls, Project Schedules, Coordinating, Dashboard, Project Coordination, Process Design, Project Performance, Calendar Management, Project Management Software, Project Planning, Project Management, Time Management, Issue Tracking, Project Management Life Cycle, Team Oriented, Organizational Skills, Goal Setting, Teamwork
Beginner · Specialization · 3 - 6 Months

UNSW Sydney (The University of New South Wales)
Skills you'll gain: Teaching, Digital pedagogy, Learning Management Systems, Education Software and Technology, Technology Strategies, End User Training and Support, Planning, digital literacy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Jenkins, Test Script Development, CI/CD, Continuous Integration, Test Automation, Apache Maven, DevOps, Automation, Continuous Delivery, Systems Administration, JUnit, Devops Tools, Scripting, Browser Compatibility, Scalability, Distributed Computing, Git (Version Control System), Debugging
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Search Engine Optimization, Web Analytics and SEO, Keyword Research, Content Strategy, Web Content, Auditing, Report Writing, Analysis
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: JSON, jQuery, Javascript and jQuery, Ajax, Debugging, Event-Driven Programming, Javascript, PHP (Scripting Language), Object Oriented Programming (OOP), Data Import/Export, Web Applications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Feature Engineering, Anomaly Detection, Data Visualization, Data Presentation, MLOps (Machine Learning Operations), Agentic Workflows, AI Security, A/B Testing, Open Web Application Security Project (OWASP), Software Engineering, Data Ethics, Responsible AI, Technical Communication, Security Testing, Security Requirements Analysis, Agentic systems, Continuous Monitoring, CI/CD, Reinforcement Learning
Intermediate · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: Infographics, Storyboarding, Canva (Software), Prompt Engineering, Copywriting, Generative AI, Content Creation, Marketing Strategies, Blogs, Collaborative Software, AI Enablement, ChatGPT, MarTech, Graphic Design, Multimedia, Graphic and Visual Design, Brand Awareness, Artificial Intelligence, Search Engine Optimization, Machine Learning
Intermediate · Specialization · 1 - 3 Months
Coursera
Skills you'll gain: Secure Coding, Open Web Application Security Project (OWASP), DevSecOps, Security Testing, Application Security, Vulnerability Scanning, Vulnerability Assessments, Vulnerability Management, CI/CD, Continuous Monitoring, Docker (Software), Technical Communication, Computer Programming
Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: File I/O, Java Programming, Object Oriented Programming (OOP), Data Structures, Java, Cryptography, Software Engineering, Computer Programming, Algorithms, Encryption, Web Servers
Beginner · Course · 1 - 3 Months