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: JUnit, Spring Framework, Spring Boot, Java Programming, Java, Apache Maven, Hibernate (Java), Unit Testing, Gradle, Microservices, Build Tools, Object-Relational Mapping, Software Testing, Cloud Development, Functional Design
Intermediate · Course · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Scala Programming, Programming Principles, Theoretical Computer Science, Other Programming Languages, Computer Programming, Computational Logic, Functional Design, Data Structures, Memory Management, System Implementation, Data Mapping
Mixed · Course · 1 - 3 Months
Codio
Skills you'll gain: Matplotlib, Version Control, Text Mining, GitHub, Large Language Modeling, Django (Web Framework), Git (Version Control System), Package and Software Management, Platform As A Service (PaaS), Plot (Graphics), Application Deployment, Object-Relational Mapping, Hugging Face, Natural Language Processing, Data Visualization Software, Unit Testing, Statistical Visualization, Development Environment, Virtual Environment, Python Programming
Intermediate · Specialization · 1 - 3 Months

Fundação Instituto de Administração
Skills you'll gain: Customer Success Management, Rapport Building, Relationship Building, Customer Service, Customer Relationship Building, Customer experience strategy (CX), Customer Analysis, Customer Retention, Agile Methodology, Customer Engagement, Customer Relationship Management, Journey Mapping, Consultative Approaches, Customer Insights, Market Analysis, Software As A Service, Market Opportunities, Business Modeling, Organizational Structure, Market Data
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Networking Hardware, Network Monitoring, OSI Models, Routing Protocols, Software-Defined Networking, Network Troubleshooting, Network Architecture, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, General Networking, Network Security, TCP/IP, Network Routing, Computer Networking, Open Shortest Path First (OSPF), Cloud Technologies, Network Infrastructure, Hardening, Network Performance Management, Authentications
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Generative Adversarial Networks (GANs), Generative Model Architectures, Retrieval-Augmented Generation, Generative AI, Autoencoders, ChatGPT, Model Training, Deep Learning, Model Evaluation, Vision Transformer (ViT), Artificial Intelligence and Machine Learning (AI/ML), Tensorflow, Large Language Modeling, Prompt Engineering, PyTorch (Machine Learning Library), Artificial Neural Networks, Image Analysis, Computer Vision, Unsupervised Learning, Natural Language Processing
Beginner · Specialization · 1 - 3 Months

Skillshare
Skills you'll gain: Adobe Photoshop, Adobe Firefly, Photo Editing, AI powered creativity, Adobe Creative Cloud, Adobe InDesign, Layout Design, Generative AI, Adobe Illustrator, Graphic and Visual Design, Creative Design, Graphic Design, Visual Storytelling, Computer Graphic Techniques, Graphic and Visual Design Software, Typography, Design, Image Quality, Editing, AI Workflows
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Context Engineering, Agentic Workflows, AI Orchestration, Tool Calling, Generative AI, Gemini, Artificial Intelligence, Google Gemini, Retrieval-Augmented Generation, Model Optimization, Embeddings, Workflow Management, Python Programming, Data Validation
Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Construction Engineering, Civil Engineering, Building Services Engineering, Electrical Systems, Public Works, Electric Power Systems, Transportation Operations, Building Information Modeling, Construction Management, Engineering Practices, Traffic Flow Optimization, Structural Engineering, Contract Management, Quality Assurance, Planning, Emerging Technologies, Safety Standards
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Spring Boot, React.js, Spring Framework, Object-Relational Mapping, Frontend Integration, Restful API, YAML, Data Access, Database Application, Data Persistence, Web Applications, JavaScript Frameworks, Databases, Application Performance Management, Development Environment, Configuration Management, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Talent Acquisition, Human Resources, Management Training And Development, Recruitment Strategies, Talent Recruitment, Leadership Development, Diversity Equity and Inclusion Initiatives, HR Tech, Human Resources Management and Planning, Human Resource Strategy, Leadership, Workplace inclusivity, Recruitment, Strategic Leadership, Intercultural Competence, Diversity and Inclusion, Organizational Structure, Human Resources Information System (HRIS), Human Resources Software, Cultural Diversity
Intermediate · Course · 1 - 4 Weeks

Banco Interamericano de Desarrollo
Skills you'll gain: Project Design, Case Studies, Project Scoping, Risk Management, Project Risk Management, Risk Analysis, Risk Management Framework, Project Planning, Project Management, Proposal Development, Sustainable Development, Scope Management, Community Development, Analysis, Social Impact, Procurement
Beginner · Course · 1 - 4 Weeks