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.

Board Infinity
Skills you'll gain: Account Strategy, Account Management, Sales Presentation, Sales Territory Management, Sales Strategy, Sales Management, Sales Presentations, B2B Sales, Product Demonstration, Executive Presence, Consultative Approaches, Strategic Leadership, Closing (Sales), Sales Pipelines, Coordinating, Revenue Management, Stakeholder Management, Cross-Functional Collaboration, Storytelling, Organizational Structure
Advanced · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Email Marketing, Performance Analysis, Campaign Management, Target Audience, Customer Analysis, Project Design, Customer Relationship Management (CRM) Software, Gmail, Customer Relationship Management, Customer Data Management, Performance Measurement, Regulation and Legal Compliance, Driving engagement, Compliance Management, Compliance Auditing, Customer Engagement, Regulatory Compliance, Personalized Campaigns, Management Accounting, Behavioral Economics
Beginner · Course · 3 - 6 Months

LearnKartS
Skills you'll gain: Agentic systems, Tool Calling, Agentic Workflows, Generative AI Agents, Gemini, Google Gemini, LLM Application, AI Integrations, OpenAI, Middleware, Angular, Development Environment, Systems Architecture, Node.JS, Frontend Integration, Debugging, JSON, Data Validation
Advanced · Course · 1 - 4 Weeks

University at Buffalo
Skills you'll gain: Blockchain, Cryptography, Transaction Processing, Cryptographic Protocols, Network Protocols, Distributed Computing, Virtual Environment, Data Integrity, Virtual Machines, Algorithms, Verification And Validation
★ 4.6 (7.8K) · Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Prompt Engineering, Prompt Patterns, Retrieval-Augmented Generation, LLM Application, Generative AI Agents, AI Workflows, LangChain, Model Context Protocol, Vector Databases, AI Orchestration, Agentic Workflows, Tool Calling, LangGraph, Large Language Modeling, Agentic systems, Embeddings, Model Deployment, Artificial Intelligence, Application Performance Management, Semantic Web
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Dashboard Creation, Dashboard, Splunk, Role-Based Access Control (RBAC), Data Transformation, Statistical Visualization, Infrastructure Architecture, Data Infrastructure, Data Visualization Software, Analytical Skills, Data Analysis, Statistical Analysis, Anomaly Detection, Exploratory Data Analysis, Configuration Management, Data Manipulation, Data Presentation, Interactive Data Visualization, Security Information and Event Management (SIEM), Authentications
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Content Scheduling, Newsletters, Content Performance Analysis, Campaign Management, Digital Marketing Campaigns, Keyword Research, Digital Marketing, Digital Marketing Tools, Pay Per Click Advertising, Email Marketing, Data-Driven Marketing, Digital Advertising, Performance Metric, Google Ads, Driving engagement, Marketing Channel, Key Performance Indicators (KPIs), Content Management, Content Strategy, Data Analysis
Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: 3D Modeling, Design Thinking, Design Software, 3D Assets, Intellectual Property, Conceptual Design, Hardware Troubleshooting, Computer-Aided Design, Human Centered Design, Product Design, Computer Hardware, Design, Innovation, Project Design, Solution Design, Manufacturing Processes, Computer Graphics, Prototyping, Emerging Technologies, Business Transformation
★ 4.6 (2.5K) · Beginner · Specialization · 3 - 6 Months

University of Amsterdam
Skills you'll gain: Qualitative Research, Interviewing Skills, Social Sciences, Research, Science and Research, Research Methodologies, Scientific Methods, Data Collection, Research Design, Research Reports, Report Writing, Ethical Standards And Conduct
★ 4.6 (1.4K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Grafana, Prometheus (Software), Site Reliability Engineering, System Monitoring, Event Monitoring, Devops Tools, Software Visualization, Reliability, Kubernetes, Continuous Monitoring, Distributed Computing, Dashboard Creation, Anomaly Detection, Performance Metric, Service Level, Systems Analysis, Performance Analysis, Issue Tracking, Incident Response, Time Series Analysis and Forecasting
Intermediate · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: Social Media Campaigns, Campaign Management, Social Media Marketing, AI powered creativity, Social Media Content, Content Creation, Social Media Strategy, Social Media Management, Advertising Campaigns, Prompt Engineering, Data-Driven Marketing, Generative AI, Social Media Analytics, Digital Marketing Campaigns, Campaign Planning, Responsible AI, Artificial Intelligence, Google Gemini, ChatGPT, Microsoft Copilot
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Digital Brand Strategy, AI Personalization, Dashboard, Brand Management, Brand Strategy, Driving engagement, Competitive Analysis, Personalized Campaigns, Branding, Analytics, Governance, Strategic Marketing, Brand Awareness, Experience Design, Performance Measurement, Generative AI, Marketing Design, Digital Marketing, Marketing Analytics, Data-Driven Decision-Making
Beginner · Specialization · 1 - 3 Months