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.

EDUCBA
Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Data Validation, Web Development Tools
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Electronic Components, Schematic Diagrams, Prototyping, Hardware Design, Electronics, Engineering Design Process, Technical Design, Electronics Engineering, Electronic Systems, Manufacturing Standards, Technical Standard, Engineering Documentation, Workflow Management, Data Visualization, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Logo Design, Graphic Design, Graphic and Visual Design Software, Design, Marketing Design, Brand Awareness, Social Media, Social Media Content, Social Media Marketing, Photo Editing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Azure, Zero Trust Network Access, Disaster Recovery, Virtual Networking, Data Migration, Cloud Computing Architecture, Network Architecture, Infrastructure As A Service (IaaS), Cloud Security, Data Storage Technologies, Hybrid Cloud Computing, Firewall, Virtual Private Networks (VPN), Platform As A Service (PaaS), Load Balancing
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Procurement, Strategic Sourcing, Material Requirements Planning, Contract Compliance, Business Communication, Cross-Functional Collaboration
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Exploratory Data Analysis, Teradata SQL, JSON, Data Integration, Advanced Analytics, Data Cleansing, Text Mining, Data Quality, Data Analysis, Statistical Analysis, Application Programming Interface (API), Database Management, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Variance Analysis, Financial Analysis, Financial Data, Financial Acumen, Analysis, Auditing, Financial Statements, Reconciliation, Business Communication, Business Analysis, Accounting, Financial Auditing, Accounting Records, Budgeting, Verification And Validation, Investigation, Business Strategy
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Server Side, Restful API, Ajax, Full-Stack Web Development, API Design, Node.JS, Postman API Platform, Web Applications, Application Programming Interface (API), Back-End Web Development, Web Servers, Web Development Tools, API Testing, Web Development, Javascript, Front-End Web Development, JSON, Middleware
Advanced · Course · 1 - 3 Months

Skills you'll gain: jQuery, Cascading Style Sheets (CSS), HTML and CSS, Web Content Accessibility Guidelines, Usability, Javascript and jQuery, Hypertext Markup Language (HTML), Web Design and Development, Web Design, Web Development, Semantic Web, Front-End Web Development, Responsive Web Design
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Generative AI, Generative Model Architectures, Image Analysis, Model Deployment, Prompt Engineering, Physics, Engineering
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Social Media Content, Social Media Marketing, Social Media, Video Editing, Social Media Strategy, Graphic and Visual Design Software, Content Creation, Video Production, Marketing, Digital Marketing
Beginner · Guided Project · Less Than 2 Hours

University of Lausanne
Skills you'll gain: Health Policy, Public Health, Health Systems, Geographic Information Systems, Systems Thinking, Community Health, Spatial Analysis, Social Determinants Of Health, Sustainable Development, Environmental Issue, Data Collection, Machine Learning
Beginner · Course · 1 - 3 Months