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.

University of Colorado Boulder
Skills you'll gain: Learning Theory, Human Learning, Motivational Interviewing, Education and Training, Pedagogy, Teaching, Scientific Methods, Course Development, Communication Strategies, Research, Science and Research, Research Methodologies, Media and Communications, Critical Thinking, Communication, Active Listening, Psychology
★ 4.3 (6) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Express, LinkedIn, Application Design, Interviewing Skills, Critical Thinking, Verbal Communication Skills, Creativity, Personal Attributes, Design, Branding, Storytelling, Communication, Strategic Thinking, Web Presence, Professional Development, Professional Networking, Professionalism, AI Personalization, Self-Awareness, Digital Communications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Conversion Funnel Analysis, Data Preprocessing, Apache Airflow, Star Schema, Data Storytelling, Extract, Transform, Load, Data Transformation, SQL, Data Pipelines, JSON, Apache Kafka, Data Warehousing, Data Modeling, Pandas (Python Package), Business Intelligence, Data Validation, Data Quality, Performance Improvement, Python Programming
Intermediate · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Cyber Security Strategy, Cyber Threat Intelligence, Threat Management, Network Model, IT Security Architecture, Exploitation techniques, Security Controls, Security Awareness, System Design and Implementation, Cryptography, Resilience, Service Recovery
★ 5 (6) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: TypeScript, Computational Logic, Programming Principles, Computer Programming
★ 4.5 (26) · Intermediate · Guided Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Anomaly Detection, Embeddings, LLM Application, Generative AI, Semantic Web, Application Design, Natural Language Processing, Image Analysis, AI Personalization
★ 4.2 (19) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: IT Security Architecture, Security Controls, Cryptography, Security Engineering, Application Security, Vulnerability Assessments, Information Systems Security, Cryptographic Protocols, Vulnerability Management, Encryption, Cybersecurity, Infrastructure Security, Computer Security, Public Key Infrastructure, Cyber Security Assessment, Data Integrity
★ 4.9 (7) · Intermediate · Course · 1 - 4 Weeks

Università di Napoli Federico II
Skills you'll gain: Research Methodologies, Qualitative Research, Research Design, Research, Social Sciences, Case Studies, Scientific Methods, Policy Analysis, Sociology, Statistical Analysis, Computational Logic, Regression Analysis, Political Sciences, Statistical Hypothesis Testing
★ 4.6 (11) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Diagram Design, Persona Development, User Accounts, Target Audience, Customer Analysis, Business Modeling, Graphic Design, Productivity Software, Market Analysis
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Object Oriented Programming (OOP), Application Development, Development Environment, User Interface (UI), Python Programming, Integrated Development Environments, User Interface (UI) Design
★ 4.6 (10) · Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Community Outreach, Social Justice, Community Organizing, Diversity Awareness, Diversity Training, Advocacy, Social Impact, Diversity Equity and Inclusion Initiatives, Community Development, Cultural Diversity
★ 5 (15) · Intermediate · Course · 1 - 4 Weeks

University of the Arts London
Skills you'll gain: AI powered creativity, PyTorch (Machine Learning Library), Artificial Intelligence, Model Training, Creativity, Artificial Intelligence and Machine Learning (AI/ML), AI literacy, Creative Thinking, Generative AI, Artificial Neural Networks, Responsible AI, Creative Problem-Solving, Creative Design, Data Ethics, Critical Thinking
★ 4.4 (9) · Beginner · Course · 1 - 4 Weeks