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: Interviewing Skills, Search Engine Optimization, Decision Making, AI Enablement, Web Analytics and SEO, Digital Marketing, Keyword Research, Marketing Analytics, Marketing Strategies, Verbal Communication Skills, LinkedIn, Proposal Writing, Performance Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: IT Security Architecture, Systems Development Life Cycle, Security Controls, Software Testing, Security Management, Software Development, Cybersecurity, Data Security, Continuous Monitoring, Risk Management Framework, Authorization (Computing), Identity and Access Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Redis, Data Persistence, NoSQL, Data Store, Operational Databases, Performance Tuning, Transaction Processing, Key Management, Server Administration, Data Structures, Data Storage, Real Time Data, Data Management, Event-Driven Programming, Scalability, Data Manipulation, Big Data, Query Languages, Data Modeling, Scripting
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Project Finance, Financial Modeling, Risk Analysis, Loans, Financial Analysis, Financial Forecasting, Excel Formulas, Project Risk Management, Cost Benefit Analysis, Revenue Forecasting, Risk Management, Due Diligence, Microsoft Excel, Cash Flows
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft SQL Servers, SQL, Query Languages, Database Software, Database Design, Data Import/Export, Database Management, Databases, Relational Databases, Data Access, Data Manipulation, Extensible Markup Language (XML), Data Analysis Expressions (DAX), Data Management
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Model Context Protocol, Load Balancing, Containerization, Docker (Software), Model Deployment, Restful API, API Design, Application Programming Interface (API), Authentications, OAuth, Tool Calling, Scalability, JSON, Servers, Application Performance Management
Intermediate · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: Algorithms, Computer Programming, Web Applications, Debugging, Object Oriented Programming (OOP), Information Technology, Data Structures, Computational Thinking, Javascript, SQL, Databases
Beginner · Course · 1 - 3 Months

Skills you'll gain: Puppet (Configuration Management Tool), IT Automation, IT Infrastructure, Amazon Web Services, Linux Administration, Systems Administration, Software Configuration Management, Operating System Administration, Cloud Deployment, Automation, Package and Software Management, CI/CD, System Configuration, Security Controls, Maintainability, Scalability, Scripting Languages
Beginner · Specialization · 1 - 3 Months

John Wiley & Sons
Skills you'll gain: Strategic Leadership, Strategic Prioritization, Leadership, Leadership Development, Drive Engagement, Prioritization, Agile Methodology, Meeting Facilitation, Collaboration, Team Building, Decision Making, Organizational Change, Smart Goals, Adaptability, Strategic Planning, Innovation, Continuous Improvement Process, Change Management, Resource Utilization
Beginner · Course · 1 - 3 Months

Skills you'll gain: Keras (Neural Network Library), Deep Learning, Transfer Learning, Artificial Neural Networks, Recurrent Neural Networks (RNNs), Convolutional Neural Networks, Image Analysis, Applied Machine Learning, Autoencoders, Classification And Regression Tree (CART), Regression Analysis, Network Architecture, Natural Language Processing, Machine Learning, Model Evaluation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: React Native, Mobile Development, React Redux, Ajax, User Interface and User Experience (UI/UX) Design, Front-End Web Development, Javascript, React.js, Data Structures, Application Development, Apple iOS, Debugging, iOS Development, JavaScript Frameworks, User Story, Android Development, UI Components, Cross Platform Development, JSON, Flutter (Software)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Visualization, Data Presentation, Responsible AI, Data Storytelling, Prompt Engineering, Data Analysis, AI Enablement, Oral Expression
Beginner · Course · 1 - 4 Weeks