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: Service Management, Operational Excellence, Performance Metric, Performance Measurement, Performance Improvement, Customer experience improvement, Sustainability Standards, Leadership and Management, Initiative and Leadership, Team Leadership, Key Performance Indicators (KPIs), Culture Transformation, Cleanliness, Overcoming Objections, Auditing
Intermediate · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Apache Hadoop, Cloud Computing, Cloud Deployment, Apache Spark, Web Services, Cloud Technologies, Cloud Services, Virtualization and Virtual Machines, Cloud Computing Architecture, PySpark, Cloud Infrastructure, Cloud Development, Distributed Computing, Data Processing, Cloud Storage, Docker (Software), Virtualization, Containerization, Restful API, Data Architecture
Build toward a degree
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Threat Modeling, Feature Engineering, Anomaly Detection, Data Visualization, Data Presentation, MLOps (Machine Learning Operations), Agentic Workflows, Interactive Data Visualization, AI Orchestration, AI Security, A/B Testing, Generative AI Agents, Threat Management, Model Optimization, Open Web Application Security Project (OWASP), Technical Communication, Agentic systems, Continuous Monitoring, CI/CD, Reinforcement Learning
Intermediate · Professional Certificate · 3 - 6 Months

University of Michigan
Skills you'll gain: Data Structures, Python Programming, Computer Programming, Data Visualization, Computational Thinking, Debugging
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Content Strategy, Content Marketing, Content Performance Analysis, Content Development and Management, Content Optimization, Web Content, Social Media Content, Paid media, Digital Content, Digital Media Strategy, Marketing Strategies, Content Creation, Email Marketing, Online Advertising, Content Scheduling, Cross-Channel Marketing, Copywriting, Search Engine Optimization, Advertising, Digital Advertising
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, UI Components, Web Language, Front-End Web Development, Mobile Development, Javascript, Animations, User Interface (UI), Web Development Tools, Web Content Accessibility Guidelines, Typography, Semantic Web, GitHub, Version Control, Application Deployment, Development Environment
Beginner · Specialization · 3 - 6 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Organizational Leadership, Organizational Development, Organizational Structure, Qualitative Research, Organizational Effectiveness, Industrial and Organizational Psychology, Culture, Psychosocial Assessments, Research Methodologies, Leadership, Sustainable Development, Analysis
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Angular, Application Deployment, JavaScript Frameworks, Software Testing, Test Tools, Web Development Tools, Unit Testing, Application Performance Management, CI/CD, Continuous Integration, Web Applications, TypeScript, Ajax, Application Lifecycle Management, Secure Coding, Web Development, Code Coverage, Software Architecture, Command-Line Interface, Version Control
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Spring Framework, Version Control, Spring Boot, Hibernate (Java), Object-Relational Mapping, GitHub, Git (Version Control System), Java Programming, Java, Software Configuration Management, Software Documentation, Development Environment, JUnit, Restful API, Application Performance Management, Model View Controller, Back-End Web Development, User Accounts, Authentications, Application Programming Interface (API)
Intermediate · Course · 3 - 6 Months

The State University of New York
Skills you'll gain: digital literacy, Information Management, Research, Literacy, Lifelong Learning, Critical Thinking, Investigation, Analytical Skills, Intellectual Property, Planning, Communication, Constructive Feedback, Style Guides
Intermediate · Course · 1 - 3 Months

University of Science and Technology of China
Skills you'll gain: Productivity, Workflow Management, Productivity Software, Collaboration, Operational Efficiency, Process Management, Teamwork, Knowledge Transfer, Collaborative Software, Process Optimization, Team Collaboration, Learning Strategies, Data Sharing
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Adobe After Effects, Video Production, Post-Production, Photo/Video Production and Technology, Videography, Video Editing, Conceptual Design, Ideation, Visual Storytelling, Cinematography, Motion Graphics, File Management, Computer Graphic Techniques, Color Matching
Mixed · Course · 1 - 3 Months