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: Database Design, Database Management Systems, SQL, Relational Databases, Databases, MySQL, Database Administration, Data Integrity, Query Languages, Data Manipulation
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: LLM Application, Model Evaluation, Large Language Modeling, Retrieval-Augmented Generation, Vector Databases, MLOps (Machine Learning Operations), Performance Tuning, Debugging, Performance Testing, Query Languages, SQL, Statistical Hypothesis Testing, Statistical Analysis, Artificial Intelligence and Machine Learning (AI/ML), Data-Driven Decision-Making, Python Programming, Pandas (Python Package)
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Unit Testing, Angular, Software Testing, Frontend Performance, Software Architecture, Software Design, Application Programming Interface (API), Restful API, Performance Tuning, Authentications, Authorization (Computing), Scalability, TypeScript
Intermediate · Course · 1 - 4 Weeks

Edureka
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Security, Threat Detection, Large Language Modeling, Intrusion Detection and Prevention, Cybersecurity, Cyber Security Strategy, Applied Machine Learning, Fraud detection, Cyber Engineering, IT Automation, Cyber Attacks, Anomaly Detection, Malware Protection, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Machine Learning, Cyber Risk, Deep Learning
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: Retrieval-Augmented Generation, Prompt Patterns, Agentic systems, Performance Testing, AI Workflows, Prompt Engineering, Data-Driven Decision-Making, Generative AI, Data Validation, Model Evaluation, Verification And Validation, A/B Testing, MLOps (Machine Learning Operations), Embeddings
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Advanced · Course · 1 - 4 Weeks

Beginner · Course · 1 - 3 Months

Knowledge Accelerators
Skills you'll gain: Power BI, Data Presentation, Microsoft Excel, Dashboard, Excel Formulas, Data Modeling, Business Reporting, Data Entry, Data Analysis, Data Storytelling, Data-Driven Decision-Making, Business Analytics, Analytics, Business Modeling, Data Processing, Business Analysis, Data Cleansing, Data Synthesis, Trend Analysis, Data Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Prompt Patterns, AI Workflows, AI Orchestration, Salesforce, Agentic Workflows, Generative AI Agents, AI Enablement, Agentic systems, Responsible AI, Artificial Intelligence, Workflow Management, AI Security, Performance Testing, Data Governance, Enterprise Architecture, Business Logic, Customer Relationship Management (CRM) Software, Model Evaluation, Application Lifecycle Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, HTML and CSS, Front-End Web Development, Bootstrap (Front-End Framework), Web Design and Development, jQuery, Web Design, Web Applications, User Interface (UI), Animations, Javascript, Event-Driven Programming
Beginner · Course · 1 - 3 Months