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: Six Sigma Methodology, Lean Methodologies, Lean Six Sigma, Operational Excellence, Process Improvement, Stakeholder Engagement, Stakeholder Management, Solution Design, Quality Improvement, Business Process, Process Development, Business Process Management, Process Improvement and Optimization, Quality Management, Organizational Strategy, Continuous Improvement Process, Process Analysis, Data Analysis
★ 4.6 (47) · Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Search Engine Marketing, Pay Per Click Advertising, Data-Driven Marketing, Marketing Analytics, Search Engine Optimization, Web Analytics, Web Analytics and SEO, Online Advertising, Data Visualization, Analytics, Model Evaluation, Digital Marketing, Apache Hadoop, Digital Advertising, Digital Marketing Tools, Machine Learning Methods, AI Personalization, Advertising, Social Media Strategy, Predictive Modeling
★ 4.5 (24) · Beginner · Specialization · 3 - 6 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Transportation Operations, Transportation Management, Traffic Flow Optimization, Network Analysis, Operations Research, Systems Analysis, Policy Analysis, Network Model, Operational Analysis, Program Evaluation, Demand Planning, Mathematical Modeling, Econometrics, Markov Model, Feasibility Studies, Economics, Policy, and Social Studies, Cost Benefit Analysis, Statistical Modeling, Social Impact, Decision Making
★ 4.7 (783) · Mixed · Course · 1 - 3 Months

University of Houston
Skills you'll gain: Collaborative Software, Digital pedagogy, Education Software and Technology, Collaboration, Learning Management Systems, Teaching, digital literacy, Communication, Technology Strategies, Web Applications, Communication Systems, Digital Communications
★ 4.5 (189) · Beginner · Course · 1 - 3 Months

L&T EduTech
Skills you'll gain: Construction Engineering, Civil Engineering, Electrical Systems, Transportation Operations, Building Information Modeling, Construction Management, Structural Engineering, Architectural Design, Quality Assurance, Planning, Emerging Technologies, Safety Standards
★ 4.6 (18) · Intermediate · Course · 1 - 3 Months
University of Washington
Skills you'll gain: Unsupervised Learning, Supervised Learning, Data Science, Machine Learning Methods, Predictive Analytics, Applied Machine Learning, Analytics, Data Analysis, R Programming, Model Optimization, Statistical Methods, Decision Tree Learning, Statistical Inference, Statistical Analysis, Machine Learning, Statistics, Graph Theory, Classification Algorithms, Network Analysis, Big Data
★ 4.1 (323) · Mixed · Course · 1 - 4 Weeks

Advancing Women in Tech
Skills you'll gain: Professional Networking, Performance Management, Interviewing Skills, Product Management, Branding, Workforce Development, Amazon Web Services, Recruitment
★ 4.6 (125) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Android Development, Kotlin, API Design, Android Studio, Mobile Development, Database Management, Data Persistence, Databases, JSON, Web Applications, SQL
★ 4.7 (60) · Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Infrastructure Architecture, Cloud Computing, Cloud Solutions, Cloud Hosting, Cost Reduction, Cost Management, Network Architecture, Database Management, Operational Databases, Network Planning And Design, Load Balancing, Virtual Private Networks (VPN), Technical Support, Network Security, Resource Management, Customer Support, Configuration Management
★ 4.4 (134) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Photo Editing, AI powered creativity, Generative AI, Adobe Photoshop, Image Quality, Data Import/Export, Adobe Creative Cloud, Graphics Software, Graphic Design
★ 4.7 (51) · Beginner · Guided Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: Object Oriented Programming (OOP), Programming Principles, Computational Thinking, Code Reusability, Python Programming, Computer Programming, Development Environment, Computational Logic, Integrated Development Environments, System Software, Software Installation, Functional Design
★ 3.3 (10) · Beginner · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Debugging, Code Reusability, Algorithms, Microsoft Visual Studio, Problem Solving, Computer Programming Tools, Computational Logic, Python Programming, Software Development, Data Analysis, Scripting Languages
★ 4 (68) · Beginner · Course · 1 - 4 Weeks