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: Shiny (R Package), Application Deployment, Server Side, Application Lifecycle Management, Authentications, User Interface (UI) Design, Interactive Design, Business Logic, Application Design, Application Development, Dashboard, Security Controls, Web Applications, R (Software)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Large Language Modeling, MLOps (Machine Learning Operations), Artificial Intelligence, Cloud Computing, Model Deployment, Cloud Infrastructure, AI Orchestration, Infrastructure Architecture, Data Infrastructure, Devops Tools, IT Infrastructure, Information Technology Operations, Deep Learning, Network Infrastructure, Hardware Architecture, Machine Learning, Data Centers, Computer Architecture
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Earned Value Management, Milestones (Project Management), Project Management Life Cycle, Project Schedules, Timelines, Communication Planning, Capacity Planning, Project Management Software, Project Management, Workflow Management, Stakeholder Management, Meeting Facilitation, Project Documentation, Stakeholder Communications, Dashboard, Backlogs, Project Planning, Jira (Software), Interviewing Skills, Collaboration
Beginner · Professional Certificate · 3 - 6 Months

LearnKartS
Skills you'll gain: Prompt Engineering, Search Engine Optimization, Blogs, Email Marketing, Email Automation, Keyword Research, Google Gemini, Web Analytics and SEO, Marketing Automation, Content Creation, Content Strategy, ChatGPT, Social Media Content, Digital Content, Content Marketing, Generative AI, Digital Marketing, Copywriting, Lead Generation, Automation
Beginner · Course · 1 - 4 Weeks

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

Coursera
Skills you'll gain: Star Schema, Role-Based Access Control (RBAC), Power BI, Database Design, Data Modeling, Financial Modeling, Data Analysis Expressions (DAX), Authorization (Computing), Relational Databases, Financial Data, Data Security, Security Controls, Dashboard, Data Access, Model Deployment, Gross Profit
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: User Interface (UI) Design, Application Development, Event-Driven Programming, System Design and Implementation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: People Analytics, Business Reporting, Stakeholder Analysis, Data Analysis Expressions (DAX), Business Analytics, Data Validation, Data Visualization, Data Visualization Software, Data Transformation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Business Intelligence Software, Amazon Web Services, Data Manipulation, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Orchestration, AI Workflows, LangChain, Agentic Workflows, Tool Calling, LangGraph, LLM Application, Agentic systems, Generative AI Agents, Responsible AI, Retrieval-Augmented Generation, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Application Design, Prompt Engineering, Large Language Modeling, Context Management, Software Design Patterns, Software Development, Python Programming
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Usability, Content Management Systems, Content Management, Web Design, Web Content, User Interface (UI), HTML and CSS, Web Development, Web Components, Development Environment, Software Installation, Databases
Beginner · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Software Installation, Programming Principles, Other Programming Languages, Functional Design, Computer Programming, Ruby (Programming Language), Theoretical Computer Science, Software Design, Computational Thinking
Intermediate · Course · 1 - 3 Months