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 Pittsburgh
Skills you'll gain: Apache Hadoop, Apache Spark, PySpark, Data Pipelines, Distributed Computing, Big Data, Apache Hive, Data Processing, Data Storage, Scikit Learn (Machine Learning Library), Predictive Modeling, Scalability, Data Management, File Systems, Data Science, Data Transformation, Information Technology, Data Analysis
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Restful API, Database Design, API Design, MongoDB, Database Management, Authentications, Application Programming Interface (API), Relational Databases, Web Services, Database Systems, Performance Tuning, Databases, Database Architecture and Administration, Authorization (Computing), NoSQL, SQL, Frontend Integration, Node.JS, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: jQuery, Ajax, Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Web Content Accessibility Guidelines, Usability, Javascript and jQuery, Web Design and Development, Web Development, Hypertext Markup Language (HTML), Usability Testing, Javascript, Application Deployment, Web Design, Interactive Data Visualization, Event-Driven Programming, Web Language, Web Applications, Functional Testing
Beginner · Specialization · 1 - 3 Months

Creo Incubator
Skills you'll gain: Conflict Management, Creative Problem-Solving, Negotiation, Constructive Feedback, Emotional Intelligence, Interpersonal Communications, Composure, Cognitive flexibility, Leadership, Influencing, Communication, Communication Strategies, Rapport Building, Collaboration, Self-Awareness, Active Listening, Analytical Skills
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, CI/CD, Google Cloud Platform, Continuous Integration, Continuous Deployment, Continuous Delivery, Database Management, Cloud Storage, Identity and Access Management, Role-Based Access Control (RBAC), Managed Services, Data Storage, Authorization (Computing), Authentications, Security Controls
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Hibernate (Java), Object-Relational Mapping, Data Validation, Package and Software Management, User Interface (UI), Database Application, Relational Databases, Database Development, Java Programming, Development Environment, Java, Data Modeling, Java Platform Enterprise Edition (J2EE), Application Development, User Interface (UI) Design, Verification And Validation, Data Persistence, Data Integrity, Transaction Processing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Active Directory, Software Installation, System Configuration, Microsoft Intune (Mobile Device Management Software), Azure Active Directory, Hyper-V, Enterprise Architecture, System Implementation, Infrastructure Architecture, Configuration Management, IT Infrastructure, Mac OS, Microsoft Azure, System Requirements, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Authentications, Node.JS, Back-End Web Development, API Design, Application Programming Interface (API), Secure Coding, Server Side, Software Architecture, Software Development, JSON, Maintainability, Middleware
Intermediate · Guided Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Google Analytics, Conversion Funnel Analysis, Marketing Analytics, Web Analytics, Data-Driven Marketing, Digital Analysis, Content Performance Analysis, Customer Analysis, Content Optimization, Campaign Management, Target Audience, Customer Insights, A/B Testing, Dashboard Creation, Performance Metric, Content Strategy
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Post-Production, Adobe After Effects, 3D Assets, 3D Modeling, Cinematography, Virtual Environment, Videography, Performance Tuning, Computer Graphics, Photo/Video Production and Technology, Animations
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Applied Machine Learning, Machine Learning, Data Preprocessing, Python Programming, Predictive Modeling, Development Environment, Data Manipulation, Exploratory Data Analysis
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: AI Security, Mobile Security, Model Deployment, Mobile Development, Continuous Monitoring, Application Security, Secure Coding, Threat Modeling, Responsible AI, Security Controls, System Monitoring, Encryption, Hardening, Threat Management, Security Management, Threat Detection, Anomaly Detection, Program Implementation
Intermediate · Course · 1 - 4 Weeks