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: Stored Procedure, Object-Relational Mapping, SQL, Database Management, Relational Databases, .NET Framework, Query Languages, Databases, ASP.NET, Data Modeling, C# (Programming Language), Performance Tuning, Data Migration, Microsoft Visual Studio, Development Environment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MongoDB, Back-End Web Development, NoSQL, Data Transformation, Database Development, Data Maintenance, Document Management, Database Design, Databases, Database Management, Data Cleansing, Data Manipulation, Data Import/Export, Development Environment, Case Studies
★ 4.7 (13) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Program Management, Agile Methodology, Agile Project Management, Project Planning, Project Management, Diagram Design, Governance
★ 4.8 (6) · Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Marketing Design, Graphic Design, Data Visualization, Advertising, Marketing, Project Design, User Accounts, Data Sharing, Account Management
Beginner · Guided Project · Less Than 2 Hours

Universitat Autònoma de Barcelona
Skills you'll gain: Sustainable Design, Sustainable Systems, Sustainable Business, Sustainable Development, Sustainable Engineering, Systems Thinking, Socioeconomics, Environmental Science, Environment and Resource Management, Environmental Issue, Waste Minimization, Product Lifecycle Management, Natural Resource Management, Systems Analysis, Environmental Policy, Process Analysis, Resource Utilization
★ 4.7 (16) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Dataflow, Real Time Data, Data Pipelines, Data Transformation, Data Integration, Data Processing, Extract, Transform, Load, Power BI, PySpark, Apache Spark, Data Quality, Data Store, Data Governance, Analytics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Workspace, Lightweight Directory Access Protocols, Active Directory, Gmail, User Provisioning, User Accounts, Group Policy, Collaborative Software, Automation, Document Management, Identity and Access Management, Enterprise Application Management, Role-Based Access Control (RBAC), File Management, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Metasploit, Exploitation techniques, Cloud Security, Vulnerability Scanning, Security Testing, Network Security, Application Security, Vulnerability Assessments, Cybersecurity, Mobile Security, Wireless Networks, Human Factors (Security), Network Analysis, Linux, Technical Communication
Advanced · Course · 3 - 6 Months

Skills you'll gain: Canva (Software), Visual Storytelling, Color Theory, Digital Design, Color Matching, Graphic and Visual Design, Graphic Design, Creative Design, Collaborative Software, Marketing, Advertising
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: 3D Modeling, Computer Graphics, SketchUp (3D Modeling Software), 3D Assets, Visualization (Computer Graphics), Virtual Environment, Computer Graphic Techniques, Cinematography, Art History, Technical Design, Architectural Design, Graphical Tools, Building Design, Model Optimization, Image Quality, Performance Tuning, Design, Game Design, Design Elements And Principles, Aesthetics
Intermediate · Specialization · 3 - 6 Months

Harvard Business Review
Skills you'll gain: Team Performance Management, Team Building, Team Management, Team Motivation, Performance Appraisal, Team Leadership, Performance Review, Team Collaboration, Performance Management, People Management, Employee Performance Management, Productivity, Leadership and Management, People Development, Recognizing Others, Strategic Leadership, Constructive Feedback, Goal Setting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AWS Identity and Access Management (IAM), Key Management, Identity and Access Management, Single Sign-On (SSO), Amazon Web Services, Encryption, Amazon CloudWatch, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Infrastructure Security, Event Monitoring, Continuous Monitoring, Application Security, Security Management, Firewall, Amazon Elastic Compute Cloud, Computer Security Incident Management, Data Security, Incident Response, Compliance Management
Beginner · Specialization · 1 - 3 Months