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.

Cisco Learning and Certifications
Skills you'll gain: Network Troubleshooting, Network Switches, Data Centers, Virtual Networking, Network Infrastructure, Network Architecture, Network Planning And Design, Local Area Networks, Command-Line Interface, Network Protocols, Virtualization, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Diagram Design, Persona Development, User Accounts, Target Audience, Customer Analysis, Business Modeling, Graphic Design, Productivity Software, Market Analysis
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Community Outreach, Social Justice, Community Organizing, Diversity Awareness, Advocacy, Social Impact, Diversity Equity and Inclusion Initiatives, Community Development, Cultural Diversity
★ 5 (15) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Facebook, Social Media Campaigns, Marketing Design, Marketing Materials, Social Media, Social Media Content, Graphic Design, Content Creation, Social Media Marketing, Advertising, Marketing
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Azure Synapse Analytics, Data Warehousing, Power BI, Data Integration, Data Architecture, Data Visualization Software, Microsoft Azure, Apache Spark, Extract, Transform, Load, Data Storage, Database Management, Data Pipelines, Performance Tuning, Data Processing, Data Transformation, Query Languages, Cloud Security, Data Security, Security Controls, Scalability
★ 4.9 (55) · Beginner · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: Virtual Networking, Amazon Web Services, Network Architecture, Network Infrastructure, Network Routing, General Networking, Network Monitoring, Network Planning And Design, Network Security, Remote Access Systems
★ 3.8 (10) · Intermediate · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Applied Mathematics, Trigonometry, Mathematics and Mathematical Modeling, Graphing, Calculus, Computer Science, Mathematical Theory & Analysis, Geometry, Plot (Graphics), Mechanics, Computer Graphics, Graph Theory, Mathematical Modeling, Functional Requirement, Graphic Design, Derivatives
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Oracle SQL Developer, Database Design, Data Manipulation, SQL, Relational Databases, Data Transformation, Database Management Systems, Databases, Case Studies, Query Languages, Data Integration, Analysis, Business Reporting, Data Integrity, Decision Making
★ 4.8 (16) · Mixed · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Design Thinking, Global Marketing, Entrepreneurship, Business Modeling, Innovation, Team Building, Sales Presentations, Storytelling, Open Mindset, Market Research, Oral Expression, Entrepreneurial Finance, Ideation, Business Planning, New Business Development, Teamwork, Legal Risk, Market Dynamics, Relationship Building, Team Leadership
Intermediate · Course · 1 - 3 Months

O.P. Jindal Global University
Skills you'll gain: Psychology, Research, Research Design, Scientific Methods, Research Methodologies, Human Learning, Sensory Systems Analysis, Culture, Decision Intelligence, Experimentation, Case Studies, Learning Strategies
Beginner · Course · 3 - 6 Months

Skills you'll gain: Responsive Web Design, HTML and CSS, Cascading Style Sheets (CSS), Front-End Web Development, Web Design and Development, Hypertext Markup Language (HTML), Web Design, Web Development, Cloud Deployment, User Interface (UI), User Interface (UI) Design, Application Deployment, Typography, Cloud Hosting
Intermediate · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Digital Transformation, Talent Management, Human Capital, Technology Strategies, Cybersecurity, Administration, Project Design, Data Governance, Policy Development, Data Integration, Public Administration, Cyber Security Strategy, Governance, Program Evaluation, Continuous Monitoring, Strategic Planning, Process Improvement, Key Performance Indicators (KPIs), Data Management, Regulation and Legal Compliance
★ 4.9 (29) · Beginner · Course · 1 - 4 Weeks