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: Microservices, Docker (Software), Containerization, API Gateway, Redis, API Design, Software Design, ASP.NET, .NET Framework, Software Architecture, Microsoft Visual Studio, Software Design Patterns, Cloud-Native Computing, Application Programming Interface (API), Restful API, Frontend Integration, Systems Architecture, C# (Programming Language), Event-Driven Programming, Web Development
Intermediate · Specialization · 3 - 6 Months

Packt
Skills you'll gain: PHP (Scripting Language), Application Deployment, Object-Relational Mapping, Model View Controller, Database Management, UI Components, PostgreSQL, Full-Stack Web Development, Web Development, Web Frameworks, Web Applications, Authentications, Development Environment, Web Development Tools, Authorization (Computing), Application Frameworks, Code Reusability, GitHub, Cascading Style Sheets (CSS), Data Migration
Intermediate · Course · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Sustainable Business, Corporate Sustainability, Sustainable Technologies, Sustainable Development, Sustainable Design, Sustainable Systems, Environmental Social And Corporate Governance (ESG), Supply Chain Management, Supply Chain Planning, Supply Chain, Supply Chain Systems, Transportation, Supply Chain, and Logistics, Case Studies, Logistics, Business Technologies, Logistics Management, Climate Change Mitigation, Corporate Strategy, Transportation Operations, Waste Minimization
★ 4.9 (10) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Pandas (Python Package), Scatter Plots, Histogram, Correlation Analysis, Data Visualization, Data Manipulation, Plot (Graphics), Data Wrangling, Data Import/Export, JSON, Statistical Visualization, Data Cleansing, Data Transformation, Data Visualization Software, Data Preprocessing, Exploratory Data Analysis, Data Analysis, Python Programming
★ 4.7 (31) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Energy and Utilities, Electrical Power, Electrical Systems, Electric Power Systems, Sustainable Technologies, Thermal Management, Chemical Engineering, Power Electronics, Climate Change Mitigation, Electrical Equipment, Mechanical Engineering, Sustainable Engineering, Materials science, Real Time Data, Environmental Engineering, Chemistry, Environmental Issue, Engineering Calculations
★ 4.5 (19) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Embedded Software, Embedded Systems, Peripheral Devices, C (Programming Language), System Programming, Program Development, Hardware Architecture, Data Structures, Debugging, Development Environment, C and C++, Performance Tuning, Integrated Development Environments
★ 4.5 (51) · Advanced · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Constructive Feedback, Communication, Interpersonal Communications, Emotional Intelligence, Performance Review, Relationship Management, Collaboration, Personal Development
★ 4.7 (61) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: HVAC, Building Services Engineering, Building Codes, Thermal Management, Energy and Utilities, Engineering, Scientific, and Technical Instruments, System Requirements, Process Control, Control Systems, Safety Standards, Equipment Design, Mechanical Engineering, Environmental Monitoring, Mechanical Design, Sustainability Standards, Engineering Calculations
★ 4.8 (36) · Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Sensory Systems Analysis, Experimentation, Product Testing, Acceptance Testing, Laboratory Testing, Laboratory Research, Laboratory Experience, Laboratory Procedures, Case Studies, Research Design, Analysis, Data Collection, Research Reports, Data Analysis, Recruitment
★ 4.9 (21) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Code Review, Object Oriented Design, Maintainability, Software Design Patterns, Software Design, Functional Design, Code Reusability, Continuous Integration, Test Automation, Software Quality (SQA/SQC), Test Driven Development (TDD), Debugging, Software Documentation, Programming Principles, Scalability, Quality Improvement, Python Programming, Continuous Improvement Process, Style Guides, Continuous Monitoring
Beginner · Course · 1 - 3 Months

Skills you'll gain: OpenAI API, OpenAI, AI Integrations, Prompt Engineering, JSON, Web Applications, Application Programming Interface (API), Generative AI
★ 4.2 (21) · Beginner · Guided Project · Less Than 2 Hours

Utrecht University
Skills you'll gain: Lifelong Learning, Professionalism, Professional Development, Social Sciences, Organizational Change, Organizational Structure, Sociology, Psychology, Leadership, Personal Development, Empowerment, Initiative and Leadership, Leadership Development
★ 4.6 (81) · Intermediate · Course · 1 - 3 Months