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.

AI CERTs
Skills you'll gain: Threat Modeling, Application Security, Secure Coding, Scalability, Blockchain, Web Development, Program Development, Cryptography, Payment Systems, Transaction Processing, Real Time Data
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apple iOS, Swift Programming, User Interface and User Experience (UI/UX) Design, User Interface (UI), Apple Xcode, Data Modeling, UI Components, Mobile Development, Authentications, Debugging, Data Storage Technologies, Data Security
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Feedback, Stakeholder Communications, Surveys, Stakeholder Management, Performance Metric, Data Presentation, Change Management, Business Transformation, Communication, Organizational Change, Data-Driven Decision-Making, Agile Project Management, Communication Strategies, Key Performance Indicators (KPIs), Data Analysis, Case Studies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Agile Methodology, User Feedback, No-Code Development, Collaborative Software, Application Development, User Acceptance Testing (UAT), Customer experience improvement, Software Development, Prototyping, Empowerment, Constructive Feedback, Development Testing, Continuous Improvement Process, Stakeholder Engagement, Cross-Functional Collaboration, Prioritization, User Interface (UI), Business Logic
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Encryption, Cyber Security Assessment, Brute-force attacks, Python Programming, Programming Principles, Scripting, Algorithms, Data Structures, File I/O, File Management
Mixed · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: Network Security, Network Planning And Design, VPN Clients, IT Security Architecture, Virtual Private Networks (VPN), Network Administration, Cyber Security Strategy, Network Architecture, Firewall, Security Controls, Network Monitoring, Intrusion Detection and Prevention, Virtual Local Area Network (VLAN), Threat Management, Threat Detection, Continuous Monitoring, Authentications, Wireless Networks, Authorization (Computing), Incident Response
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Decision Support Systems, Strategic Decision-Making, Operational Efficiency, Predictive Modeling, Process Optimization, Business Modeling, Predictive Analytics, Data-Driven Decision-Making, Data Pipelines, Business Intelligence, Data Ethics, Scenario Testing, Forecasting, Governance, Artificial Intelligence and Machine Learning (AI/ML), Data Visualization, Scikit Learn (Machine Learning Library), Python Programming, Regression Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, Real Time Data, Data Pipelines, JSON, Java, Docker (Software), Software Versioning
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Unreal Engine, Animation and Game Design, Virtual Environment, 3D Assets, Visualization (Computer Graphics), User Interface (UI), Debugging
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Keyword Research, Research, Search Engine Optimization, Search Engine Marketing, User Research, Content Strategy, Web Analytics and SEO, AI Product Strategy, Content Creation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Authentications, Node.JS, Back-End Web Development, API Design, Application Design, Application Programming Interface (API), Secure Coding, Server Side, Restful API, Software Architecture, Software Development, Debugging, JSON, Middleware
Intermediate · Guided Project · Less Than 2 Hours

Packt
Skills you'll gain: Node.JS, MongoDB, Back-End Web Development, Server Side, Full-Stack Web Development, Web Development Tools, Web Applications, Scalability, Javascript, Operating Systems, NoSQL, Event-Driven Programming, File Systems, Application Programming Interface (API), JSON, Database Management, Package and Software Management
Intermediate · Course · 1 - 4 Weeks