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: Matplotlib, Data Storytelling, Data Presentation, Scientific Visualization, Visualization (Computer Graphics), Interactive Data Visualization, Plot (Graphics), Data Preprocessing, Statistical Visualization, E-Commerce, Business Analytics, Data Visualization Software, Data-Driven Decision-Making, Computer Graphics, Descriptive Statistics, Graphing, Data Analysis, Layout Design, Data Visualization, Python Programming
★ 4.3 (18) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Instagram, Social Media Content, LinkedIn, Social Media, Facebook, Content Creation, Social Media Marketing, User Accounts, Graphic Design, Marketing
Beginner · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Web Analytics and SEO, Content Management Systems, Web Design, Web Analytics, Supplier Management, Web Design and Development, E-Commerce, WordPress, Search Engine Optimization, No-Code Development, Blogs, Supply Chain, Retail Management, Supplier Relationship Management, Order Management, Order Fulfillment, Promotional Strategies, Web Development, Web Frameworks, Web Development Tools
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Data Warehousing, Apache Hadoop, Distributed Computing, Scalability, Transaction Processing, Database Systems, Database Design, Applied Machine Learning, Database Management Systems, Data Architecture, Database Theory, Database Management, Database Architecture and Administration, Cloud Computing, Big Data, Relational Databases, Query Languages, Databases, Data Processing, SQL
★ 3.8 (10) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Applicant Tracking Systems, Writing, Business Writing, Content Strategy, Content Development and Management, Writing and Editing, Concision, Organizational Skills
★ 5 (13) · Mixed · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Telehealth, Teamwork, Patient Communication, Collaboration, Health Technology, Health Care, Patient Coordination, Communication, Patient Education And Counseling, Patient-centered Care, Patient Treatment, Patient Flow, Primary Care, Health Systems, Health Equity
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Kotlin, Android Jetpack, Cross Platform Development, Mobile Development, Cloud Deployment, Android Development, Mobile Development Tools, Code Reusability, Back-End Web Development, UI Components, Server Side, Google Cloud Platform, Cloud Development, Frontend Integration, MongoDB, Interoperability, User Interface (UI), Web Applications, Systems Integration, Restful API
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blockchain, User Interface (UI), Bootstrap (Front-End Framework), User Interface (UI) Design, Development Environment, JavaScript Frameworks, Front-End Web Development, Debugging, Frontend Integration, Web Development Tools, Full-Stack Web Development, Animations, Test Tools, Unit Testing, FinTech, Application Development, Development Testing, Integrated Development Environments, Application Deployment, Other Programming Languages
★ 4.5 (11) · Intermediate · Specialization · 3 - 6 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Computational Logic, Logical Reasoning, Theoretical Computer Science, Deductive Reasoning, Mathematics and Mathematical Modeling, Computer Science, Algorithms
Beginner · Course · 1 - 3 Months

Pontificia Universidad Católica de Chile
Skills you'll gain: Data Visualization, Data Visualization Software, Data Presentation, Data Literacy, Statistical Visualization, Infographics, Graphic and Visual Design, Data Modeling, Human Factors, Color Theory, Design Elements And Principles, Graphing
★ 4.7 (27) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Model Optimization, Transfer Learning, PyTorch (Machine Learning Library), Fine-tuning, Model Deployment, Data Preprocessing, Technical Communication, MLOps (Machine Learning Operations), Model Training, Image Analysis, Computer Vision, AI Workflows, Tensorflow, Dataflow, Image Quality, Application Deployment, Technical Documentation, Deep Learning, Process Optimization
Intermediate · Professional Certificate · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Prompt Engineering, Amazon Bedrock, AWS SageMaker, Generative AI, LLM Application, Multimodal Prompts, Large Language Modeling, Applied Machine Learning, Model Training, Scikit Learn (Machine Learning Library), Image Analysis, Business Writing
Beginner · Course · 1 - 3 Months