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: Customer Retention, Customer Analysis, Marketing Analytics, Customer Insights, Sample Size Determination, Analytics, User Research, Product Management, Trend Analysis, Statistical Inference, Data-Driven Decision-Making, Business Intelligence, Unsupervised Learning, Analysis, Statistical Analysis, Performance Measurement, Scikit Learn (Machine Learning Library), Strategic Decision-Making, Algorithms
Intermediate · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Responsible AI, Predictive Modeling, Data Analysis, Research, AI Product Strategy, Statistical Analysis, Data Preprocessing, Data Science, Research Methodologies, AI Enablement, Artificial Intelligence, Artificial Intelligence and Machine Learning (AI/ML), Generative AI Agents, Generative AI, Research and Design, Research Reports, Ethical Standards And Conduct, Qualitative Research, Emerging Technologies
Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Data Science, Data Management, Data Analysis, Data-Driven Decision-Making, Project Design, Performance Metric, Software Engineering, Machine Learning, Statistical Inference
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Swift Programming, Apple iOS, iOS Development, Apple Xcode
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: 3D Modeling, 3D Assets, Unity Engine, Computer Graphic Techniques, Animation and Game Design, Video Game Development, Graphics Software, Data Mapping, Data Import/Export, Systems Integration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Descriptive Statistics, Financial Data, Regression Analysis, Statistical Modeling, Financial Analysis, Decision Tree Learning, Credit Risk, Predictive Modeling, Portfolio Management, Statistics, Portfolio Risk, Statistical Analysis, Statistical Methods, Model Evaluation, Supervised Learning
Intermediate · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Django (Web Framework), Ajax, jQuery, Model View Controller, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), JSON, Linux Commands, Application Deployment, Database Design, Cloud Deployment, Web Applications, Application Development, Web Development, Javascript, Authentications, Web Servers, Data Modeling, SQL, Debugging
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Big Data, SQL, Test Case, Apache Hadoop, Analytics, Data Analysis, Query Languages, Databases, Relational Databases, Data Manipulation, Apache, Metadata Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Security, Responsible AI, Generative AI, Prompt Engineering, Data Ethics, Cyber Threat Intelligence, Cyber Security Strategy, Cybersecurity, LLM Application, Large Language Modeling, Compliance Training, Governance, Cyber Threat Hunting, Cyber Security Policies, Cyber Attacks, Cyber Risk, Artificial Intelligence and Machine Learning (AI/ML), Security Awareness, Machine Learning, Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Command-Line Interface, C# (Programming Language), .NET Framework, Performance Tuning, Microsoft Visual Studio, Application Design, Application Programming Interface (API), Software Development Tools, File I/O, Authentications, Application Security, Software Testing, Unit Testing, Debugging
Beginner · Course · 3 - 6 Months
Duke University
Skills you'll gain: Community Organizing, Climate Change Programs, Community Development, Climate Change Adaptation, Professional Development, Community Outreach, Leadership, Environment and Resource Management, Social Impact, Sustainable Development, Visionary, Environmental Policy, Sustainable Systems, Collaboration, Governance, Innovation, Environmental Science, Personal Development, Ethical Standards And Conduct, Data Collection
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Front-End Web Development, Bootstrap (Front-End Framework), Web Design and Development, jQuery, Web Design, Web Applications, User Interface (UI), Animations, Javascript, Event-Driven Programming
Beginner · Course · 1 - 3 Months