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: Application Security, Cloud Applications, Cloud Security, Cloud Development, Identity and Access Management, Secure Coding, Security Awareness, Security Testing, Data Security, Cloud Deployment, User Provisioning, Software Development, Verification And Validation, Software Quality Assurance, Threat Management, Authentications, Multi-Factor Authentication
Advanced · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Apple iOS, Apple Xcode, Core Data (Software), iOS Development, Secure Coding, Application Deployment, Scalability, Swift Programming, Performance Tuning, Application Security, Debugging, Application Performance Management, Application Programming Interface (API), Performance Testing, Encryption, JSON
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, Restful API, Test Script Development, Authentications, JSON, Authorization (Computing), Test Case, Data Import/Export, Scenario Testing, Java
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Internet Of Things, PIC Microcontrollers, Cybersecurity, Wireless Networks, Information Systems Security, Information Privacy, Field-Programmable Gate Array (FPGA), Safety and Security, Cloud Services, Software Development, Power Electronics, Microarchitecture, Software Development Life Cycle, Basic Electrical Systems, Systems Development Life Cycle, Restful API, Electrical Wiring, Electrical Equipment, Electric Power Systems, Electrical Power
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Cloud Applications, Application Design, Google Cloud Platform, Data Store, Cloud API, Application Development, Cloud Storage, Cloud Services, Data Storage, Microservices, Object-Relational Mapping, Scalability, Node.JS
Intermediate · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Network Planning And Design, Network Engineering, Computer Networking, Network Administration, Border Gateway Protocol, Network Troubleshooting, Network Performance Management, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Leadership Development, Leadership, Professional Development, Conflict Management, Interpersonal Communications, Communication Strategies, Strategic Leadership, People Management, Communication, Behavior Management, Business Communication, Team Management, Corporate Communications, Emotional Intelligence, Strategic Communication, Negotiation, Meeting Facilitation, Active Listening, Relationship Building, Business Management
Intermediate · Course · 3 - 6 Months

University at Buffalo
Skills you'll gain: Sustainable Development, Sustainable Architecture, Environmental Issue, Building Design, Sustainable Technologies, Energy and Utilities, Sustainable Engineering, Architectural Design, Workforce Development, Materials science, Professional Development, Training Programs, Climate Change Mitigation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Context Protocol, OpenAI API, Retrieval-Augmented Generation, OpenAI, Generative AI Agents, Embeddings, ChatGPT, Agentic systems, Vector Databases, Generative AI, Artificial Intelligence, Context Management, Model Evaluation, Application Programming Interface (API), Python Programming, Application Deployment
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Generative AI Agents, HubSpot CRM, Sales Enablement, Customer Relationship Management (CRM) Software, Sales Process, Business Process Automation, Sales Management, Lead Generation, Workflow Management, AI Workflows, Agentic Workflows, Process Analysis, Sales, Automation, Data Entry, AI Enablement, Business Process Modeling, Data Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Campaign Management, Social Media, Digital Marketing, Social Media Marketing, Case Studies, Strategic Marketing, Marketing, Marketing Strategy and Techniques, Performance Analysis, Competitive Analysis, Global Marketing, Business Strategy, Content Strategy, Key Performance Indicators (KPIs)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: User Experience Design, User Centered Design, Prototyping, UI/UX Research, Miro AI, Wireframing, User Research, Design Thinking
Intermediate · Course · 1 - 4 Weeks