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.

Packt
Skills you'll gain: Spring Boot, Hibernate (Java), Web Applications, Application Development, Restful API, Application Frameworks, Bootstrap (Front-End Framework), Development Environment, Model View Controller, Java Platform Enterprise Edition (J2EE), Authentications, User Interface (UI), Databases
Intermediate · Course · 1 - 4 Weeks
Fractal Analytics
Skills you'll gain: Prompt Engineering, Responsible AI, Generative AI, AI Security, Management Consulting, Business Consulting, Consulting, AI Enablement, Data Ethics, Technical Consulting, Quality Assurance, Market Research, Data-Driven Decision-Making, Automation
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Javascript, Event-Driven Programming, Web Design and Development, Web Applications, Interaction Design, Scripting, Web Development, Data Validation
Beginner · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: Software Design Documents, Data Flow Diagrams (DFDs), User Requirements Documents, Functional Requirement, Software Documentation, Diagram Design, Unified Modeling Language, Requirements Analysis, System Requirements, Technical Documentation, Technical Writing, Data Modeling, Systems Analysis
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Telehealth, Teamwork, Patient Communication, Collaboration, Medical Imaging, Patient Evaluation, Health Technology, Vital Signs, Health Assessment, Patient Preparation, Patient Coordination, Clinical Assessment, Patient Education And Counseling, Patient-centered Care, Patient Treatment, Patient Flow, Health Care, Telecommunications, Care Management, Communication
Beginner · Specialization · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Content Creation, Social Media, Facebook, Social Media Marketing, Pay Per Click Advertising, Social Media Content, Online Advertising, Campaign Management, Performance marketing, Social Media Campaigns, Advertising, Pinterest, Advertising Campaigns, Social Media Strategy, Instagram, Branding, Digital Content, Social Media Management, Lead Generation, Digital Advertising
Beginner · Specialization · 3 - 6 Months

Banco Interamericano de Desarrollo
Skills you'll gain: Cybersecurity, Data Management, Interoperability, Digital Transformation, Data Security, Public Administration, Governance, Case Studies, Public Key Infrastructure, Identity and Access Management, Service Design, Policy Analysis, Innovation, Strategic Planning
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Linux, Linux Commands, Computer Systems, Command-Line Interface, Cybersecurity, Computer Architecture, Network Security, Vulnerability Assessments, Hardware Architecture, Application Security, Threat Detection, Authorization (Computing), Network Protocols, Virtual Private Networks (VPN), Operating Systems, Authentications, Network Monitoring, TCP/IP, Network Analysis
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: API Testing, Software Documentation, API Design, Application Programming Interface (API), Test Tools, Technical Documentation, Restful API, JSON, YAML, Software Design
Beginner · Guided Project · Less Than 2 Hours

Universitat Autònoma de Barcelona
Skills you'll gain: Performance Appraisal, Recruitment, Training and Development, Employee Onboarding, Employee Training, Talent Acquisition, Workforce Development, Human Resources, Business Ethics, Negotiation, Employee Performance Management, Adaptability, Conflict Management, Organizational Development, Organizational Structure, Qualitative Research, Organizational Leadership, Leadership, Decision Making, Team Performance Management
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Simulation and Simulation Software, Mathematics Education, Interactive Design, Experimentation, Chemistry, Graphing, Physics, Biology, Algebra, Geometry
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Systems Architecture, Software Design, System Design and Implementation, System Programming, Embedded Systems, Requirements Analysis, Linux, System Requirements, Verification And Validation, Real Time Data, Application Performance Management, Performance Testing, Computer Vision, Image Analysis, Debugging
Advanced · Course · 1 - 3 Months