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.

O.P. Jindal Global University
Skills you'll gain: Web Scraping, Research Design, Matplotlib, Research, Data Ethics, Data Processing, Data Collection, Seaborn, Text Mining, Data Science, Data Visualization Software, Pandas (Python Package), JSON, Application Programming Interface (API), Data Analysis, Python Programming, Natural Language Processing
Build toward a degree
Beginner · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Data Pipelines, Agentic systems, Data Ethics, Responsible AI, Real Time Data, Model Deployment, Model Evaluation, Data Processing, Data Analysis, No-Code Development, AI Workflows, Artificial Intelligence, Data Collection, Machine Learning, Information Privacy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Tensorflow, Artificial Neural Networks, Deep Learning, Keras (Neural Network Library), Recurrent Neural Networks (RNNs), Classification Algorithms, Image Analysis, Convolutional Neural Networks, Supervised Learning, Machine Learning Algorithms, Machine Learning, Model Evaluation, NumPy, Regression Analysis
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Apache Kafka, Prometheus (Software), Performance Metric, Data Processing, Network Monitoring, Network Troubleshooting, Network Architecture
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Facebook, Social Media, Social Media Content, Social Media Marketing, Graphic Design, Marketing Materials, Content Creation, Marketing, Branding
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Anomaly Detection, Operations Support Systems, Generative AI Agents, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Deep Learning, AI Security, Real Time Data, Artificial Intelligence, Telecommunications, Network Performance Management, Emerging Technologies, Responsible AI, Network Architecture, Wireless Networks, Computer Networking, Network Protocols, System Design and Implementation, Digital Communications, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Development Environment, Scalability, Performance Tuning
Intermediate · Course · 1 - 3 Months

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

Skills you'll gain: Tensorflow, Computer Vision, Model Evaluation, Convolutional Neural Networks, Deep Learning, Amazon Elastic Compute Cloud, Transfer Learning, Image Analysis, Amazon Web Services, Artificial Neural Networks, Keras (Neural Network Library), Model Deployment, Applied Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Feature Engineering, Data Preprocessing, Classification Algorithms, Application Development, Python Programming, Network Architecture
Beginner · Specialization · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Surveys, Data Collection, Epidemiology, Public Health, Health Equity, Health Informatics, Health Policy, Public Health and Disease Prevention, Health Disparities, Community Health, Health Care, Research Methodologies, Health Information Management, Data Quality, Chronic Diseases, Health Technology
Beginner · Course · 1 - 4 Weeks

Erasmus University Rotterdam
Skills you'll gain: Design Thinking, Sustainable Development, Sustainable Business, Entrepreneurship, Environmental Social And Corporate Governance (ESG), Product Development, Business Modeling, Innovation, Investment Banking, Ideation, Stakeholder Management, Customer Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Lakes, Data Governance, Data Management, Microsoft Azure, Data Architecture, Data Warehousing, Data Integrity, Data Pipelines, Data Security, Role-Based Access Control (RBAC), Data Transformation, Real Time Data
Intermediate · Course · 1 - 3 Months