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.

Dartmouth College
Skills you'll gain: Supervised Learning, Bayesian Network, Logistic Regression, Artificial Neural Networks, Machine Learning Methods, Statistical Modeling, Predictive Modeling, Model Evaluation, Statistical Machine Learning, Probability & Statistics, Bayesian Statistics, Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning, Machine Learning Algorithms, Statistical Methods, Artificial Intelligence, Regression Analysis, Classification Algorithms, Statistical Inference
Build toward a degree
Intermediate Ā· Specialization Ā· 3 - 6 Months

Universidad de los Andes
Skills you'll gain: File I/O, Data Visualization Software, Computational Thinking, Matplotlib, Python Programming, NumPy, Algorithms, Computer Programming, Pandas (Python Package), Debugging, Data Manipulation, Integrated Development Environments, Data Structures, Data Analysis, Object Oriented Programming (OOP)
Beginner Ā· Course Ā· 1 - 4 Weeks

Skills you'll gain: Threat Modeling, AI Security, DevSecOps, Security Testing, Continuous Monitoring, CI/CD, Threat Detection, Secure Coding, MITRE ATT&CK Framework, DevOps, System Monitoring, Application Security, Continuous Integration, MLOps (Machine Learning Operations), Scripting, Unit Testing, Test Case, Prompt Engineering, Integration Testing
Intermediate Ā· Course Ā· 1 - 4 Weeks

Board Infinity
Skills you'll gain: Interviewing Skills, Employee Training, Workplace inclusivity, Management Training And Development, Talent Recruitment, Training and Development, Diversity Awareness, Recruitment Strategies, Talent Acquisition, Talent Sourcing, Active Listening, Communication, Cultural Sensitivity
Intermediate Ā· Course Ā· 1 - 4 Weeks

University of Michigan
Skills you'll gain: JSON, Data Processing, Web Scraping, Restful API, Data Manipulation, Application Programming Interface (API), Data Persistence, Python Programming, Data Transformation, Data Structures, Data Collection
Intermediate Ā· Course Ā· 1 - 4 Weeks

Skills you'll gain: Agile Software Development, Agile Methodology, Kanban Principles, Agile Project Management, User Story, Sprint Retrospectives, Sprint Planning, Workflow Management, Performance Metric, Team Oriented, Backlogs, Performance Measurement, Lean Methodologies, Continuous Improvement Process, Prioritization, Estimation
Beginner Ā· Course Ā· 1 - 4 Weeks

The State University of New York
Skills you'll gain: Branding, Marketing and Public Relations, Entrepreneurship, Content Creation, Video Production, Marketing, Copywriting, Business Modeling, Presentations, Customer Engagement, Value Propositions, E-Commerce, Web Design and Development, Photography, Persona Development, Competitive Analysis
Beginner Ā· Course Ā· 1 - 4 Weeks

Meta
Skills you'll gain: Jest (JavaScript Testing Framework), React.js, Web Development Tools, JavaScript Frameworks, Application Programming Interface (API), Unit Testing, UI Components, Front-End Web Development, Software Design Patterns, Javascript, Context Management
Intermediate Ā· Course Ā· 1 - 4 Weeks

The State University of New York
Skills you'll gain: Electric Power Systems, Electrical Systems, Electrical Power, Energy and Utilities, Basic Electrical Systems, Building Services Engineering, Sustainable Technologies, Cost Estimation, Engineering Calculations, Safety Standards, Environmental Issue, Systems Of Measurement, Technical Standard
Beginner Ā· Course Ā· 1 - 3 Months

CertNexus
Skills you'll gain: Artificial Intelligence, AI Enablement, AI Product Strategy, Artificial Intelligence and Machine Learning (AI/ML), Business Requirements, Responsible AI, AI Security, Data Ethics, Process Improvement, Process Improvement and Optimization, Environmental Social And Corporate Governance (ESG), Cloud Computing, Process Optimization, User Experience, Customer Service, Big Data, Data Security, Operational Efficiency, Marketing, Data Quality
Mixed Ā· Course Ā· 1 - 4 Weeks

Coursera
Skills you'll gain: Brand Awareness, Brand Management, Canva (Software), Brand Strategy, Branding, Brand Marketing, Logo Design, Social Media, Social Media Strategy, Social Media Campaigns, Target Audience, Social Media Marketing, Style Guides, AI Personalization, Email Marketing, Data Presentation, Digital Marketing, Generative AI, Marketing Analytics, Content Creation
Intermediate Ā· Specialization Ā· 3 - 6 Months

EDUCBA
Skills you'll gain: Technical Drawing, Engineering Drawings, Mechanical Drawings, Computer Aided Three-Dimensional Interactive Application (CATIA), Assembly Drawing, 3D Modeling, Mechanical Design, Drafting and Engineering Design, Computer-Aided Design, Visualization (Computer Graphics), File Management, Engineering Design Process, Interoperability
Beginner Ā· Course Ā· 1 - 3 Months