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.

University of Cape Town
Skills you'll gain: Disabilities, Visual Impairment Education, Developmental Disabilities, Special Education, Instructional Strategies, Student Support and Services, Educational Materials, Teaching, Social Justice, Pedagogy, Differentiated Instruction, Instructional Design, Diversity Equity and Inclusion Initiatives, Diversity Awareness, Curriculum Development, Working With Children
Beginner · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Data Pipelines, Data Architecture, Requirements Analysis, Amazon Web Services, Data Warehousing, Database Design, Amazon Redshift, AWS Kinesis, Data Processing, System Requirements, Performance Tuning, Security Controls, Cloud Computing, Scalability
Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Usability Testing, User Experience Design, User Experience, UI/UX Research, User Research, Test Case, Usability, Human Computer Interaction, Test Planning, Interviewing Skills
Beginner · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Java, Object Oriented Programming (OOP), Data Structures, Computer Programming, User Interface (UI), Algorithms, Debugging, Development Environment
Beginner · Course · 1 - 3 Months

American Psychological Association
Skills you'll gain: Institutional Review Board (IRB), Data Visualization, Descriptive Statistics, Quantitative Research, Plot (Graphics), Data Literacy, Scientific Methods, Graphing, Research Design, Statistical Hypothesis Testing, Probability & Statistics, Research, Statistical Inference, Statistics, Statistical Analysis, Surveys, Sample Size Determination, Ethical Standards And Conduct, Data Analysis, Research and Design
Beginner · Specialization · 3 - 6 Months

Columbia University
Skills you'll gain: Project Schedules, Project Risk Management, Scheduling, Construction Management, Timelines, Lean Methodologies, Architecture and Construction, Construction Engineering, Milestones (Project Management), Diagram Design, Project Management Software, Work Breakdown Structure, Resource Allocation, Dependency Analysis
Beginner · Course · 3 - 6 Months
Rutgers the State University of New Jersey
Skills you'll gain: Patient-centered Care, Health Care Administration, Governance, Business Process, Business Process Management, Quality Improvement, Health Systems, Process Improvement, Continuous Quality Improvement (CQI), Quality Assurance, Process Design, Business Process Improvement, Value-Based Care, Healthcare Project Management, Health Information Management and Medical Records, Health And Wellness Coaching, Electronic Medical Record, Presentations, Health Care, Healthcare Industry Knowledge
Beginner · Specialization · 3 - 6 Months

West Virginia University
Skills you'll gain: Sales Management, Sales Territory Management, Recruitment, Sales Training, Sales Strategy, Account Management, Sales, General Sales Practices, Training and Development, Talent Recruitment, Expense Management, Sales Process, Organizational Structure, Inside Sales, Marketing Budgets, Business Ethics, Employee Training, Legal Risk, Operating Expense, Compensation Strategy
Beginner · Specialization · 3 - 6 Months

NVIDIA
Skills you'll gain: OSI Models, TCP/IP, Data Centers, Network Protocols, Network Infrastructure, Local Area Networks, General Networking, Network Architecture, Computer Networking, Network Planning And Design, Network Switches, System Requirements
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Robotic Process Automation, Data Manipulation, Email Automation, Web Scraping, User Interface (UI), Business Process Automation, Automation, UI Components, Test Automation, Context Management, Excel Macros, Data Cleansing, Network Protocols, Data Import/Export, Software Development Tools, Data Management, Unstructured Data, Data Flow Diagrams (DFDs), Application Deployment, Programming Principles
Beginner · Specialization · 3 - 6 Months

Vanderbilt University
Skills you'll gain: Generative AI Agents, AI Workflows, AI Orchestration, Agentic systems, LLM Application, Tool Calling, OpenAI, Prompt Engineering, Application Development, Software Documentation, File Management
Beginner · Course · 1 - 3 Months

Akamai Technologies, Inc.
Skills you'll gain: SQL, Linux, Endpoint Security, Database Management, Incident Response, Relational Databases, Network Security, Database Systems, Vulnerability Scanning, Computer Security Incident Management, Security Management, Ubuntu, Linux Administration, File Systems, Routing Protocols, OSI Models, Application Development, Remote Access Systems, Scripting, MySQL
Beginner · Professional Certificate · 3 - 6 Months