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.

International Institute of Information Technology, Hyderabad
Skills you'll gain: Microarchitecture, Computer Architecture, Hardware Architecture, Systems Architecture, Computer Systems, Computer Hardware, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Model View Controller, Spring Framework, Java, Security Assertion Markup Language (SAML), Web Applications, Software Design Patterns, Transaction Processing, Data Validation, Verification And Validation
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Inside Sales, Sales Process, Generative AI Agents, Sales Strategy, Email Automation, AI Personalization, Sales Management, HubSpot CRM, Sales Enablement, Sales, Sales Training, Sales Prospecting, ChatGPT, Anthropic Claude, Customer Relationship Management (CRM) Software, Customer Communications Management, Customer Engagement, Campaign Management, Automation, Analytics
Intermediate · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Data Ethics, Policy Development, Data-Driven Decision-Making, Data Analysis, Data Collection, Policy Analysis, Data Quality, Surveys, Program Evaluation, Research, Statistical Analysis, Research Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: MongoDB, Back-End Web Development, NoSQL, Data Transformation, Data Maintenance, Database Design, Databases, Data Cleansing, Data Manipulation, JSON, Development Environment
Intermediate · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Tableau Software, Peer Review, Data Storytelling, Dashboard, Presentations, Data Cleansing, Business Intelligence, Data Visualization Software, Data Visualization, Interactive Data Visualization, Data Quality, Data Preprocessing, Data Validation, Data Manipulation, Data Analysis, Key Performance Indicators (KPIs)
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Collaborative Software, Productivity Software, Telecommuting, Virtual Teams, Team Building, Organizational Skills, User Accounts, Brainstorming, Data Visualization, Data Sharing, Business Strategy
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Prompt Engineering, Generative AI, ChatGPT, OpenAI API, Microsoft Copilot, AI Workflows, Application Development, Code Review, Debugging
Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data Visualization, Data Visualization Software, Empathy, Tableau Software, Risk Analysis, Data-Driven Decision-Making, Data Analysis, Risk Management, Empathy & Emotional Intelligence, Stakeholder Analysis, Business Risk Management, Human Centered Design, Decision Making, User Research, Risk Control, Psychology
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Exploratory Data Analysis, Project Design, Data Mining, Ideation, Design Thinking, Data Analysis, Analytics, Business Analytics, Business Analysis, Sprint Planning, Unsupervised Learning, Case Studies, Anomaly Detection, Tree Maps
Beginner · Course · 1 - 3 Months

Skills you'll gain: AI Enablement, OpenAI, Development Environment, Game Design, Agentic systems, Web Scraping
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, OpenAI API, Context Management, User Interface (UI), Vector Databases, Debugging
Advanced · Course · 1 - 3 Months