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: PHP (Scripting Language), Web Applications, Web Development, Web Design, Full-Stack Web Development, User Interface (UI), User Centered Design, Email Automation, Hypertext Markup Language (HTML), Server Side, Cascading Style Sheets (CSS), Development Environment
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Retrieval-Augmented Generation, Prompt Patterns, Agentic systems, Performance Testing, AI Workflows, Prompt Engineering, Data-Driven Decision-Making, Generative AI, Data Validation, Model Evaluation, Verification And Validation, A/B Testing, MLOps (Machine Learning Operations), Embeddings
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Project Management Life Cycle, Project Closure, Project Implementation, Project Management, Project Coordination, Project Scoping, Project Design, Project Schedules, Project Controls, Change Control, Project Planning, Cost Management, Work Breakdown Structure, Project Estimation, Communication Planning, Project Documentation, Scheduling, Risk Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Sales Presentations, Dashboard, B2B Sales, Root Cause Analysis, Rapport Building, Product Demonstration, Empathy & Emotional Intelligence, Solution Selling, User Feedback, Strategic Partnership, Sales Strategy, Sales Process, Customer Relationship Management (CRM) Software, Emotional Intelligence, Composure, Sales Management, Problem Solving, Selling Techniques, Responsible AI, Negotiation
Intermediate · Specialization · 3 - 6 Months

Berklee
Skills you'll gain: Music Theory, Musical Composition, Music, Syllabus Development, Instrumental Music, Peer Review, Education Software and Technology, Music Performance, Teaching, Classroom Management, Oral Expression, Storytelling, Cultural Responsiveness, Media Production, Active Listening, Writing, Creativity, Constructive Feedback, Collaboration, Technology Solutions
Intermediate · Specialization · 3 - 6 Months

University of Maryland, College Park
Skills you'll gain: Hardware Design, Security Engineering, Computer Hardware, Hardware Architecture, Threat Modeling, Threat Detection, Cybersecurity, Application Specific Integrated Circuits, Exploit development, Cryptography, Encryption, Exploitation techniques, Technical Design, Emerging Technologies, System Design and Implementation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Google Gemini, Gemini, Style Guides, Presentations, Generative AI, Content Creation, AI Enablement, Prompt Engineering, Artificial Intelligence, Design Reviews, Responsible AI, Storytelling, Prototyping, Brand Management, Video Production
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Data Transformation, Analytics, Data Presentation, Data Preprocessing, Data Analysis, Business Analytics, Statistical Analysis, Statistical Modeling, Data Quality, SPSS, Predictive Modeling, Workflow Management, Data Visualization Software, Regression Analysis, Artificial Neural Networks
Beginner · Course · 1 - 3 Months

Skills you'll gain: Team Performance Management, Process Mapping, Team Building, Meeting Facilitation, Business Priorities, Teamwork, Collaboration, Cross-Functional Collaboration, Agile Project Management, Stakeholder Engagement, Performance Metric, Agile Methodology, Process Improvement, Organizational Change, Change Management, Leadership Development, Continuous Improvement Process, Communication Strategies, Data-Driven Decision-Making
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Pipelines, Apache Airflow, Data Integration, Cloud Deployment, Extract, Transform, Load, Cloud Computing, Data Processing, Data Cleansing, Data Warehousing, Maintainability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Data Presentation, Responsible AI, Data Storytelling, Prompt Engineering, Data Analysis, AI Enablement, Oral Expression
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Go (Programming Language), Web Servers, JSON, Restful API, User Interface (UI), Web Applications, Server Side, Web Development, Full-Stack Web Development, Debugging, API Design, Scalability, Data Structures, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS)
Beginner · Course · 1 - 4 Weeks