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.

Arizona State University
Skills you'll gain: Data Storytelling, Influencing, Strategic Thinking, Empathy, Visionary, Critical Thinking and Problem Solving, Strategic Decision-Making, Planning, Strategic Planning, Business Planning, Analytical Skills, Cognitive flexibility, Brainstorming, Leadership, Creative Thinking, Data Analysis, Interpersonal Communications, Business Research, Critical Thinking, Risk Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Dashboard, Power BI, Data Visualization Software, Interactive Data Visualization, Data Presentation, Data Storytelling, Business Intelligence, Data Import/Export, Data Sharing, Data Modeling, Data Transformation, Descriptive Analytics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Supplier Management, Inventory Control, Procurement, Vendor Management, Inventory Management System, Cost Reduction, Performance Measurement, Purchasing, Supplier Relationship Management, Accounts Payable, Document Control, Data Integrity, Data Management, Reconciliation, Record Keeping, Financial Analysis, Spreadsheet Software
Intermediate · Course · 1 - 3 Months

Chris Croft Training
Skills you'll gain: Goal Setting, Goal-Oriented, Professional Networking, Smart Goals, Professional Development, Personal Development, Self-Motivation, Planning, Lifelong Learning, Self-Awareness, Adaptability, Job Evaluation, Decision Making, Leadership Development, Negotiation, Entrepreneurship, Leadership and Management, Business Leadership, Interviewing Skills
Mixed · Course · 1 - 3 Months

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

Pragmatic AI Labs
Skills you'll gain: Model Context Protocol, GitHub, Responsible AI, Git (Version Control System), Microsoft Copilot, Model Evaluation, Object-Relational Mapping, Package and Software Management, Restful API, Open Source Technology, Authentications, CI/CD, AI Security, Generative AI, Security Controls, Agentic Workflows, Security Strategy, Enterprise Architecture, Automation Engineering, Machine Learning
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Angular, Frontend Performance, Application Deployment, JavaScript Frameworks, Scalability, Software Architecture, Performance Tuning, Node.JS, Web Applications, Web Development Tools, Application Performance Management, Server Side, Enterprise Architecture, Web Analytics and SEO, Maintainability, Debugging
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Responsible AI, MLOps (Machine Learning Operations), Model Deployment, Feature Engineering, Product Requirements, Prompt Engineering, Data Ethics, Prompt Patterns, LLM Application, Kubernetes, AI Security, Systems Architecture, Large Language Modeling, Software Architecture, Test Automation, Model Evaluation, PyTorch (Machine Learning Library), Apache Airflow, Data Pipelines, SQL
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Electronic Components, Basic Electrical Systems, Electronics, Swift Programming, Test Equipment, Hardware Troubleshooting, Electrical Engineering, Hardware Design, Embedded Systems, Prototyping
Beginner · Course · 1 - 3 Months

Skills you'll gain: Email Marketing, Paid media, Target Audience, Data Storytelling, Social Media Marketing, Social Media Strategy, Content Creation, Search Engine Optimization, Marketing Budgets, Order Fulfillment, Media Planning, Search Engine Marketing, Google Ads, Social Media Management, Customer Retention, Customer Relationship Management, E-Commerce, Performance marketing, Email Automation, Marketing
Beginner · Professional Certificate · 3 - 6 Months

Board Infinity
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: MLOps (Machine Learning Operations), Data Pipelines, Model Evaluation, Systems Design, Transfer Learning, Data Preprocessing, Data Quality, Feature Engineering, Deep Learning, Python Programming, Data Validation, Scikit Learn (Machine Learning Library), Applied Machine Learning, Predictive Modeling, Software Engineering, Debugging, Supervised Learning, Git (Version Control System), Performance Metric, Statistical Analysis
Intermediate · Specialization · 1 - 3 Months