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.

Google Cloud
Skills you'll gain: Teradata SQL, Identity and Access Management, SQL, Data Import/Export, Data Integration, Google Cloud Platform, Extract, Transform, Load, Data Warehousing, Big Data, Data Architecture, Database Design, Database Architecture and Administration, Cloud Computing Architecture, Data Modeling, Data Security
Intermediate · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: Event-Driven Programming, User Interface (UI), Software Design, UI Components, User Interface (UI) Design, Application Design, Development Environment, Cross Platform Development, Application Development, Data Entry
Intermediate · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Simulation and Simulation Software, Digital Transformation, Systems Thinking, Complex Problem Solving, Operations Research, Predictive Analytics, Data-Driven Decision-Making, Verification And Validation, Process Optimization, Data Integration, Risk Management, Python Programming, Event-Driven Programming, Probability & Statistics, Performance Analysis
Intermediate · Course · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Visualization Software, Data Presentation, Data Visualization, Tableau Software, Matplotlib, Geospatial Information and Technology, Spatial Analysis, Geospatial Mapping, Visualization (Computer Graphics), Seaborn, Infographics, Heat Maps, Data Ethics, Text Mining, Data Mapping, Network Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Slack (Software), Internal Communications, Organizational Structure, Strategic Communication, Stakeholder Communications, Technical Communication, Stakeholder Engagement, Organizational Effectiveness, Collaborative Software, Team Management
Beginner · Guided Project · Less Than 2 Hours

Whizlabs
Skills you'll gain: API Gateway, Amazon Elastic Compute Cloud, Amazon Web Services, Virtual Networking, Application Programming Interface (API), Load Balancing, Cloud Infrastructure, Network Architecture, Network Infrastructure, Network Security, Network Routing, Scalability, Frontend Performance
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Database Management, Apache Hadoop, Query Languages, Big Data, Databases, SQL, Data Access, Distributed Computing, Performance Tuning, Data Processing, Data Integrity, Authorization (Computing), Data Storage Technologies, File Systems, Algorithms
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Canva (Software), Animations, Content Creation, Design Elements And Principles, User Accounts, Creative Design, Color Theory
Beginner · Guided Project · Less Than 2 Hours

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

Skills you'll gain: Apache Hive, Big Data, Database Design, Extensible Markup Language (XML), Databases, Apache Hadoop, Analytics, Social Media, Data Processing, Social Media Content, Data Management, Data Analysis, Data Integration, Data Transformation
Mixed · Course · 1 - 4 Weeks

Lund University
Skills you'll gain: Sustainable Development, Governance, Community Development, Sustainable Design, Sustainable Technologies, Economic Development, Sustainable Architecture, Climate Change Adaptation, Environment, Climate Change Mitigation, Innovation, Experimentation, Stakeholder Engagement, Case Studies
Beginner · Course · 1 - 3 Months

Skills you'll gain: Agentic Workflows, Agentic systems, Contract Compliance, Organizational Change, Legal Technology, Change Management, Contract Review, AI Enablement, Compliance Reporting, Compliance Management, Workflow Management, Regulation and Legal Compliance, Scalability, Automation, Process Design, Risk Analysis
Intermediate · Course · 1 - 4 Weeks