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.

Alex Genadinik
Skills you'll gain: Copywriting, Advertising, Search Engine Optimization, Marketing, Podcasting, Content Creation, Keyword Research, Social Media Content, Target Market, Marketing Strategies, Branding
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Customer Retention, Loyalty Programs, Customer Relationship Management (CRM) Software, Customer Data Management, Customer Engagement, Customer Relationship Management, Customer Relationship Building, Customer Analysis, Target Audience, HubSpot CRM, Customer experience strategy (CX), Marketing Automation, Customer Insights, Market Analysis, Email Automation
Intermediate · Course · 1 - 4 Weeks

Institute for the Future
Skills you'll gain: Forecasting, Visionary, Innovation, Proactivity, Strategic Thinking, Strategic Planning, Cognitive flexibility, Creative Thinking, Action Oriented, Simulations, Optimism, Community Organizing, Planning, Creativity, Social Impact, Systems Thinking, Virtual Reality, Responsible AI, Trend Analysis, Brainstorming
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Web Services, Email Automation, Scripting, Automation, Python Programming, Restful API, Application Programming Interface (API), JSON, System Monitoring, Image Analysis, Debugging
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Planning, Project Planning, Cross-Functional Team Leadership, Business Planning, Brand Strategy, Operational Excellence, Brand Management, Brand Awareness, Milestones (Project Management), Project Management, Project Controls, Plan Execution, Process Improvement, Continuous Improvement Process, Risk Management, Managed Services, Stakeholder Communications, Time Management, Collaboration, Target Audience
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Customer Retention, Customer Analysis, Marketing Analytics, Customer Insights, Sample Size Determination, Analytics, User Research, Product Management, Trend Analysis, Statistical Inference, Data-Driven Decision-Making, Business Intelligence, Unsupervised Learning, Analysis, Statistical Analysis, Performance Measurement, Scikit Learn (Machine Learning Library), Strategic Decision-Making, Algorithms
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Concision, Slack (Software), Teamwork, Team Building, Internal Communications, Team Oriented, Interpersonal Communications, Team Performance Management, Communication, Communication Strategies, Business Writing, Writing, Project Documentation, Cross-Functional Team Leadership, Project Coordination
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Generative AI, Performance Tuning, Data Migration, LangChain, LLM Application, Metadata Management, Document Management, Data Infrastructure, Large Language Modeling, Prompt Patterns, Embeddings, Data Modeling, Agentic systems, Data Integrity, Scalability, Docker (Software), Semantic Web, Query Languages
Intermediate · Specialization · 3 - 6 Months

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

Skills you'll gain: Cloud Computing Architecture, Cloud Infrastructure, Multi-Cloud, Enterprise Architecture, Infrastructure Architecture, Systems Architecture, Terraform, Cloud Deployment, Generative AI, Microservices, Infrastructure as Code (IaC), Data Architecture, Scalability, Site Reliability Engineering, CI/CD, Cost Management, Security Controls, Application Performance Management, Data Pipelines, Governance
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Backlogs, Workflow Management, Test Automation, Business Process Automation, Slack (Software), Automation, Process Improvement, Project Management Software, No-Code Development, Kanban Principles, Agile Project Management, Maintainability, Governance, Project Documentation
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Statistical Inference, Statistical Hypothesis Testing, Probability & Statistics, Probability, Statistics, Bayesian Statistics, Statistical Methods, Statistical Modeling, Statistical Analysis, Probability Distribution, Sampling (Statistics), Sample Size Determination, Data Analysis
Mixed · Course · 1 - 4 Weeks