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.

CVS Health
Skills you'll gain: Active Listening, Call Center Experience, De-escalation Techniques, Greeting Customers, Growth Mindedness, Customer Service, Empathy, Interviewing Skills, Cross Selling, Retail Sales, Customer Support, Data Entry, Selling Techniques, Customer Relationship Building, Collaboration, Upselling, Teamwork, Customer Complaint Resolution, Communication, Time Management
Beginner · Professional Certificate · 3 - 6 Months
Michigan State University
Skills you'll gain: Photography, Photo Editing, Photo/Video Production and Technology, Peer Review, Digital Publishing, Web Presence, Creativity, Information Privacy, Web Design and Development
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, No-Code Development, Agentic Workflows, Application Development, Full-Stack Web Development, Vibe coding, AI Integrations, Web Applications, LLM Application, Generative AI, Back-End Web Development, Frontend Performance, Application Deployment, User Interface (UI), Software Development Life Cycle, System Design and Implementation, Problem Solving, Authorization (Computing), Authentications, Database Management
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: User Interface (UI), UI/UX Research, Prototyping, User Research, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, AI Personalization, UI/UX Strategy, User Experience, User Flows, AI powered creativity, Design Research, Usability, Figma (Design Software), Web Content Accessibility Guidelines, Data Storytelling, Journey Mapping, Generative AI, User Experience Design, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Data-Driven Marketing, Customer Retention, Email Automation, Marketing Automation, HubSpot CRM, Marketing Strategies, Customer Analysis, Marketing Analytics, Customer Relationship Management (CRM) Software, Target Audience, Email Marketing, Data-Driven Decision-Making, Brand Loyalty, Customer Insights, B2B Sales, Marketing Effectiveness, Data Cleansing, Lead Generation, Growth Strategies, E-Commerce
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Customer Retention, HubSpot CRM, Email Marketing, Customer Analysis, Customer Relationship Management, Brand Loyalty, Customer Relationship Management (CRM) Software, Customer Insights, Marketing Automation, Customer Engagement, Customer Communications Management, Customer experience improvement, Marketing Analytics, Driving engagement, Personalized Campaigns, Email Automation, Customer Relationship Building, Prioritization, Trend Analysis, Promotional Strategies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Context Engineering, Retrieval-Augmented Generation, AI Orchestration, LLM Application, Prompt Engineering, Responsible AI, Generative AI Agents, Model Context Protocol, Context Management, Prompt Engineering Tools, Agentic Workflows, Token Optimization, OpenAI, Agentic systems, AI Security, Large Language Modeling, Hardening, Systems Architecture, Software Architecture, Python Programming
Intermediate · Course · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Compensation Strategy, Wealth Management, Compensation and Benefits, Compensation Management, Income Tax, Financial Planning, Asset Management, Tax, Benefits Administration, Cash Management, General Finance, Tax Planning, Cash Flows, Entrepreneurship, Human Capital, Professional Development, Personal Development, Organizational Structure, Risk Management, Business Management
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Geospatial Information and Technology, Cloud Deployment, Geospatial Mapping, Spatial Data Analysis, Cloud Computing, Data Validation, Geographic Information Systems, Image Quality, Data Manipulation, Spatial Analysis, Data Transformation, Cloud Platforms, Verification And Validation, Data Import/Export, Metadata Management, Data Integrity
Beginner · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Large Language Modeling, Prompt Engineering, Vector Databases, Embeddings, System Monitoring, Application Security, Fine-tuning, Artificial Intelligence, Model Evaluation
Intermediate · Course · 1 - 3 Months

The Pennsylvania State University
Skills you'll gain: Creative Thinking, Creativity, Creative Problem-Solving, Ideation, Cultural Diversity, Open Mindset, Cognitive flexibility, Personal Development, Project Design, Overcoming Obstacles, Tenacity, Collaboration, Experimentation, Goal Setting
Mixed · Course · 1 - 4 Weeks
Skills you'll gain: Critical Thinking and Problem Solving, Critical Thinking, Independent Thinking, AI literacy, Decision Intelligence, Decision Making, Problem Solving, Strategic Decision-Making, Creative Problem-Solving, Decisiveness, Brainstorming, Logical Reasoning, Analysis, Emotional Intelligence, Self-Awareness, Collaboration, Innovation, Personal Development, Psychology, Application Frameworks
Intermediate · Course · 1 - 4 Weeks