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.

American Council on Exercise
Skills you'll gain: Selling Techniques, Exercise Science, Sales, Goal Setting, Health And Wellness Coaching, Customer Retention, Smart Goals, Nutrition and Diet, Consultative Selling, Customer Acquisition Management, Patient Education And Counseling, Workplace inclusivity, Motivational Interviewing, Patient Communication, Safety Training, Kinesiology, Active Listening, Performance Measurement, Health Education, Injury Prevention
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Back-End Web Development, Server Side, Middleware, Authentications, API Design, Application Programming Interface (API), User Accounts, Databases, JavaScript Frameworks, Scalability, GitHub, Development Environment, Data Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Marketing Design, Social Media Marketing, Social Media Content, Social Media, Marketing Materials, Color Matching, Graphic Design, Design, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: WordPress, Content Management Systems, Web Design and Development, Blogs, Content Creation, Content Development and Management, Business Marketing, Creativity
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Canva (Software), Logo Design, Graphic Design, Branding, Content Creation, Target Audience, Presentations, Customer Engagement, Social Media Content, Brand Awareness, Creativity, Social Media, Social Media Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Apache Kafka, Apache Hadoop, Apache Spark, Real Time Data, Scala Programming, Data Integration, Command-Line Interface, Apache Hive, Big Data, Applied Machine Learning, Data Processing, Apache, System Design and Implementation, Apache Cassandra, Data Pipelines, Java, Distributed Computing, IntelliJ IDEA, Application Deployment, Enterprise Application Management
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Power Electronics, Control Systems, Electric Power Systems, Electronics Engineering, Electrical Engineering, Electronics, Simulations, Mathematical Modeling
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Model Deployment, LLM Application, LangChain, Large Language Modeling, Microservices, Test Driven Development (TDD), Software Architecture, Scalability, MLOps (Machine Learning Operations), Cloud Deployment, Cloud Computing Architecture, API Design, Site Reliability Engineering, Kubernetes, Prompt Engineering, Containerization, Infrastructure as Code (IaC), Python Programming, Performance Analysis
Intermediate · Specialization · 1 - 3 Months

Xi'an Jiaotong University
Skills you'll gain: Microsoft SQL Servers, SQL, Relational Databases, Database Management, Databases, Database Development, Database Design, Database Management Systems, Stored Procedure, Query Languages, Software Installation, C# (Programming Language), Data Integrity, User Accounts
Beginner · Course · 1 - 4 Weeks

Xi'an Jiaotong University
Skills you'll gain: ASP.NET, .NET Framework, Web Development, Database Application, Object Oriented Programming (OOP), Web Applications, Javascript, HTML and CSS, Web Design, Data Access, Web Servers, Data Validation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cyber Security Assessment, Compliance Management, Internal Controls, Threat Detection, Governance, Continuous Monitoring, Data Management, Disaster Recovery, Key Performance Indicators (KPIs), Regulatory Requirements, Business Analysis, Organizational Structure, Accountability, Stakeholder Communications
Intermediate · Specialization · 3 - 6 Months

Erasmus University Rotterdam
Skills you'll gain: Microsoft Excel, Excel Formulas, Data Modeling, Verification And Validation, Financial Modeling, Business Modeling, Spreadsheet Software, Technical Documentation, Product Testing, Data Validation, Data Integrity, Data Management, Organizational Skills
Intermediate · Course · 1 - 4 Weeks