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.

Skills you'll gain: Apple iOS, Swift Programming, Apple Xcode, Mobile Development, Authentications, User Interface (UI), User Flows, User Accounts, Software Architecture, User Interface and User Experience (UI/UX) Design, Debugging, Real Time Data
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Jira (Software), Issue Tracking, Backlogs, Quality Assurance, Test Case, Verification And Validation, Generative AI Agents, Software Testing, User Story, Regression Testing, Business Reporting, Dashboard, Software Documentation, Technical Communication, Analytical Testing, Automation, Data Import/Export
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Risk Mitigation, Decision Making, Behavioral Economics, Mitigation, Analytical Skills, Business Analysis, Analysis, Critical Thinking, Strategic Decision-Making, Continuous Improvement Process
Intermediate · Course · 1 - 4 Weeks

Knowledge Accelerators
Skills you'll gain: Power BI, Data Presentation, Microsoft Excel, Dashboard, Excel Formulas, Data Modeling, Business Reporting, Data Entry, Data Analysis, Data Storytelling, Data-Driven Decision-Making, Business Analytics, Analytics, Business Modeling, Data Processing, Business Analysis, Data Cleansing, Data Synthesis, Trend Analysis, Data Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: User Interface (UI), Application Development, Application Deployment, User Interface (UI) Design, Application Design, Development Environment, Software Development Life Cycle, Test Tools, Application Performance Management, Debugging, Application Security, Event-Driven Programming, Web Services, Extensible Markup Language (XML)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative Model Architectures, Large Language Modeling, Generative AI, Open Source Technology, Image Analysis, Model Evaluation, Model Deployment, Scalability, Data Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Continuous Delivery, Web Services, Software Testing, Test Execution Engine
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Software Configuration Management, Embedded Software, Embedded Systems, Git (Version Control System), Version Control, Build Tools, Software Development Tools, C (Programming Language), Development Environment, Software Technical Review, Software Design, Hardware Architecture, Computer Architecture, Debugging
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Project, Resource Management, Project Management Software, Resource Allocation, Project Schedules, Project Planning, Project Design, Project Scoping, Microsoft 365, Project Management, Work Breakdown Structure, Project Coordination, Microsoft Office, Project Estimation, Timelines, Scheduling, Project Documentation, Dependency Analysis, Productivity Software, User Interface (UI)
Mixed · Course · 1 - 3 Months

Skills you'll gain: AI Orchestration, AI Workflows, LangGraph, Generative AI Agents, Agentic systems, OpenAI API, Enterprise Application Management, Tool Calling, OAuth, Middleware, Performance Tuning, Interoperability, API Gateway, Agentic Workflows, Software Development Tools, LLM Application, Prompt Engineering, Retrieval-Augmented Generation, AI Security, Application Programming Interface (API)
Intermediate · Professional Certificate · 3 - 6 Months

IESE Business School
Skills you'll gain: Delegation Skills, Meeting Facilitation, Talent Management, Negotiation, People Management, Leadership, Team Management, Collaboration, Conflict Management, Leadership and Management, Influencing, Communication, Diversity Awareness, Decision Making, Critical Thinking and Problem Solving, Creativity
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Surveys, Overcoming Objections, Market Research, Business Development, Closing (Sales), Decision Making, Strategic Partnership, Marketing Planning, Rapport Building, Strategic Decision-Making, Target Market, Marketing Psychology, Negotiation, B2B Sales, Sales Strategy, Business Modeling, Revenue Management, Search Engine Optimization, E-Commerce, Marketing Automation
Beginner · Specialization · 3 - 6 Months