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: File I/O, Security Controls, Cryptography, User Accounts
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Program Management, Agile Project Management, Project Management Life Cycle, Process Flow Diagrams, Diagram Design, Project Closure, Agile Methodology, Benefits Administration, Project Documentation, Solution Design, Change Management
★ 4.7 (22) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Program Management, Stakeholder Management, Stakeholder Engagement, Stakeholder Analysis, Project Management, Agile Project Management, Project Management Software, Stakeholder Communications, Diagram Design, Agile Methodology
★ 4.8 (14) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Strategic Decision-Making, Corporate Strategy, Business Strategies, Business Strategy, Business Ethics, Organizational Strategy, Strategic Leadership, Business Planning, Growth Strategies, Decision Making, Strategic Thinking, Strategic Prioritization, Plan Execution, Strategic Planning, Ethical Standards And Conduct, Management Information Systems, Stakeholder Management, Business Administration, Operational Efficiency, Business
★ 4.9 (53) · Beginner · Specialization · 3 - 6 Months
The Hong Kong University of Science and Technology
Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, Vibe coding, HTML and CSS, Web Design and Development, AI literacy, Generative AI, Web Development, Web Applications, Python Programming, Data Analysis, Data Mining, AI Workflows, Simulations, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: MySQL, MongoDB, NoSQL, Object-Relational Mapping, Database Design, Relational Databases, SQL, Node.JS, Restful API, Databases, MySQL Workbench, Data Persistence, Database Application, Data Modeling, Data Integrity, Unstructured Data
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Selenium (Software), Test Automation, Test Tools, Test Data, Test Case, Test Script Development, Software Testing, Test Execution Engine, Java, Automation, Code Reusability
Intermediate · Course · 3 - 6 Months
Johns Hopkins University
Skills you'll gain: Surveys, Survey Creation, Data Collection, Epidemiology, Public Health, Health Equity, Health Informatics, Health Policy, Public Health and Disease Prevention, Community Health, Research Methodologies, Health Information Management, Research, Research Design, Chronic Diseases, Diversity Awareness, Health Technology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Audit Working Papers, Blockchain, Web Development Tools, Software Design Patterns, Software Development Tools, Application Development, Computer Programming Tools, Development Environment, Digital Assets, Program Development, Distributed Computing, Software Development, Go (Programming Language), Cryptography, Transaction Processing, FinTech, Encryption, Business Logic, Business Analysis, Virtual Machines
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Apache Cassandra, NoSQL, Databases, Database Management Systems, Application Deployment, Database Architecture and Administration, Database Design, Query Languages, Data Architecture, Database Management, Data Storage, System Monitoring, Data Maintenance, Distributed Computing, Data Modeling, Data Security, Scalability
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Canva (Software), Graphic and Visual Design Software, Graphic Design, Graphic and Visual Design, Design, Collaborative Software, Design Software, Content Creation, Google Workspace, User Accounts, Marketing
★ 4.8 (26) · Beginner · Guided Project · Less Than 2 Hours

STARWEAVER
Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, Application Design, Artificial Intelligence, Context Engineering, Test Case, Process Optimization, Performance Tuning, Program Evaluation, Debugging
Intermediate · Course · 1 - 4 Weeks