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.

Coursera
Skills you'll gain: Keyword Research, Search Engine Optimization, Web Analytics and SEO, Marketing Strategies, Digital Marketing Tools, Digital Marketing, Auditing, Software Development Tools, Paid media, Test Tools, Performance Analysis, Process Optimization, Performance Improvement, Performance Appraisal, Prioritization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Leaflet (Software), Data Visualization, Extract, Transform, Load, Interactive Data Visualization, Datamaps, Data Pipelines, Data Presentation, Dashboard Creation, Spatial Data Analysis, Heat Maps, Apache Airflow, GIS Software, Geographic Information Systems, Geospatial Information and Technology, Metadata Management, Data Mapping, Spatial Analysis, Technical Documentation, Geospatial Mapping, Cloud Computing
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Computer Systems, Business Software, Operating Systems, Generative AI, Business Systems, Cybersecurity, Enterprise Security, System Software, Cyber Attacks, Servers, Security Awareness, Computer Hardware, Computer Architecture, Data Storage, Patch Management, Cloud Computing
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Data Migration, Cloud Infrastructure, Identity and Access Management, Network Infrastructure, Network Architecture, Network Performance Management, Network Planning And Design, AI Workflows, Generative AI, Cloud Services, General Networking
Intermediate · Course · 1 - 3 Months

Skills you'll gain: HubSpot CRM, Customer Relationship Management (CRM) Software, Social Media Marketing, Market Research, Surveys, Marketing Automation, Digital Marketing Tools, Marketing, Customer Relationship Management, Content Scheduling, Brand Awareness, Social Media Management, Social Media, Marketing Effectiveness, Research Methodologies, Market Analysis, Customer Data Management, Customer Communications Management, Content Management, Analytics
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Large Language Modeling, Prompt Patterns, Fine-tuning, Generative AI, Generative Model Architectures, LLM Application, Retrieval-Augmented Generation, Model Training, Natural Language Processing, Model Evaluation, Data Cleansing, Model Optimization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Python Programming, Program Development, Game Design, Code Reusability, Computer Programming, Programming Principles, Functional Design, Development Environment, Computational Logic, Building Codes
Beginner · Course · 1 - 4 Weeks

University of Arizona
Skills you'll gain: Search Engine Marketing, Pay Per Click Advertising, Google Ads, Search Engine Optimization, Digital Marketing, Cross-Channel Marketing, Keyword Research, Digital Marketing Campaigns, Online Advertising, Paid media, Social Media Strategy, Marketing Channel, Marketing Strategies, Social Media, Digital Brand Strategy, Social Media Campaigns, Social Media Content, Social Media Marketing, Integrated Marketing Communications, Analytical Skills
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Model Context Protocol, Claude Code, Vibe coding, Generative AI Agents, LLM Application, AI Workflows, AI Orchestration, Agentic Workflows, GitHub Copilot, AI Enablement, AI Security, Prompt Engineering, Code Review, Prompt Patterns, Software Development, Web Applications, Software Testing, Security Testing, Software Engineering, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Deployment, MLOps (Machine Learning Operations), Dashboard Creation, Generative AI, Dependency Analysis, Dashboard, Application Deployment, Continuous Deployment, Model Training, Responsible AI, Site Reliability Engineering, Release Management, Kubernetes, Application Performance Management, CI/CD, Performance Analysis, Continuous Monitoring, Automation, Cloud Platforms, Data-Driven Decision-Making
Intermediate · Course · 3 - 6 Months

Coursera
Skills you'll gain: Descriptive Statistics, Dashboard, Dashboard Creation, Histogram, Descriptive Analytics, Data Presentation, Data Storytelling, Exploratory Data Analysis, Tableau Software, Data Visualization, Data-Driven Decision-Making, Content Performance Analysis, Strategic Decision-Making, Data Quality, Performance Analysis, Stakeholder Analysis, Business Metrics, Performance Metric, Gap Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, MLOps (Machine Learning Operations), Regression Testing, Kubernetes, Docker (Software), Feature Engineering, Containerization, Software Documentation, Data Pipelines, Git (Version Control System), Apache Airflow, Technical Documentation, Microservices, CI/CD, Unit Testing, API Design, Performance Metric, Python Programming, Version Control, Verification And Validation
Intermediate · Specialization · 3 - 6 Months