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: Cucumber (Software), API Testing, Gherkin (Scripting Language), Behavior-Driven Development, JSON, Restful API, Apache Maven, Test Tools, Test Case, JUnit, Test Script Development, Security Testing, Test Automation, Authentications, Application Programming Interface (API), Test Data, Scalability, Java Programming, Software Testing, Java
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Web Applications, Computational Logic, Software Development Tools, Business Logic, Other Programming Languages, Program Development, Scalability
Intermediate · Specialization · 1 - 3 Months

Indian Institute of Technology Guwahati
Skills you'll gain: User Research, UI/UX Research, Competitive Analysis, Qualitative Research, User Experience, User Experience Design, Usability Testing, User Centered Design, Persona (User Experience), Research Methodologies, Focus Group, Interviewing Skills, Requirements Elicitation, Data Collection, Stakeholder Analysis
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Cloud Computing, Cloud Infrastructure, Software-Defined Networking, Wide Area Networks, Network Architecture, Virtualization, Load Balancing, Data Centers, Terraform, Virtual Machines, Hybrid Cloud Computing, Google Cloud Platform, Virtual Private Networks (VPN), Infrastructure as Code (IaC)
Build toward a degree
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), Browser Compatibility, Animations, HTML and CSS, Frontend Performance, Responsive Web Design, Web Design, Web Development
Intermediate · Course · 1 - 4 Weeks

Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Compensation and Benefits, Benefits Administration, Compensation Analysis, Compensation Strategy, Compensation Management, Business Strategy, Strategic Communication, Regulatory Requirements, Communication Strategies, Benchmarking, Data-Driven Decision-Making, Compliance Management, Employee Surveys, Employee Retention
Beginner · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Predictive Modeling, Predictive Analytics, Simulations, Exploratory Data Analysis, Experimentation, Research Design, Business Analytics, Operations Research, Project Design, Customer Analysis, A/B Testing, Data Mining, Business Analysis, Analytical Skills, Ideation, Advanced Analytics, Applied Machine Learning, Process Mapping, Problem Solving, Critical Thinking
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Structures, File I/O, Network Routing, Computer Networking, Object Oriented Programming (OOP), Python Programming, Network Routers, Algorithms, Computer Programming
Intermediate · Guided Project · Less Than 2 Hours

Harvard Business Review
Skills you'll gain: Conflict Management, Constructive Feedback, Team Leadership, Team Building, Negotiation, Coaching, Trustworthiness, Performance Management, Relationship Building, Collaboration, Empathy, Active Listening, Communication
Intermediate · Course · 1 - 4 Weeks

Tecnológico de Monterrey
Skills you'll gain: Succession Planning, Governance, Leadership and Management, Leadership, Business Leadership, Strategic Leadership, Leadership Development, Talent Management, Organizational Structure, Business Continuity, Entrepreneurship, Conflict Management, Business Economics, Decision Making
Advanced · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Multimodal Prompts, Prompt Patterns, Generative AI, Creativity, Image Analysis
Intermediate · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Product Lifecycle Management, Enterprise Architecture, Product Management, Product Strategy, User Research, New Product Development, Scalability, Lean Methodologies, Product Roadmaps, User Centered Design, Product Development, Growth Strategies, Market Opportunities, Innovation, Case Studies, Market Research
Beginner · Course · 1 - 3 Months