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: SQL Server Reporting Services, Business Intelligence, Business Intelligence Software, Business Reporting, Data Visualization, Interactive Data Visualization, Application Deployment, Microsoft SQL Servers, Report Writing, SQL, Role-Based Access Control (RBAC), Data Sharing
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Social Media Marketing, Social Media Campaigns, Social Media Strategy, Social Media Content, Social Media, Facebook, Marketing Materials, Data Visualization, Graphic Design, Content Creation, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Organizational Skills, Project Management Software, Project Coordination, Workflow Management, Collaborative Software, Project Management, Productivity Software, User Accounts
Beginner · Guided Project · Less Than 2 Hours

John Wiley & Sons
Skills you'll gain: Supervised Learning, Statistical Methods, Exploratory Data Analysis, Data Preprocessing, Model Evaluation, Data Processing, Data Quality, Model Deployment, Data Transformation, Machine Learning Methods, Image Analysis, Statistics, Statistical Machine Learning, Data Analysis, Data Science, MLOps (Machine Learning Operations), Applied Machine Learning, Unsupervised Learning, Computer Vision, Machine Learning Algorithms
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Team Performance Management, Performance Management, Key Performance Indicators (KPIs), Performance Measurement, Employee Performance Management, Performance Metric, Performance Improvement, Human Resource Strategy, Performance Analysis, Performance Appraisal, Accountability Frameworks, Performance Review, People Analytics, Constructive Feedback, Organizational Strategy, Accountability, Employee Engagement, Data-Driven Decision-Making, Analytics, Continuous Improvement Process
Intermediate · Course · 1 - 4 Weeks

Pragmatic AI Labs
Skills you'll gain: GitHub Copilot, Model Context Protocol, Multimodal Prompts, Prompt Engineering, AI Workflows, Generative AI, Test Automation, Software Documentation, Web Development Tools, Development Environment, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Azure DevOps, Cloud Services, Cloud API, Application Programming Interface (API)
★ 4.9 (11) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, API Design, GitHub, Git (Version Control System), Postman API Platform, Application Programming Interface (API), Version Control, Application Deployment, API Testing, Web Development, Full-Stack Web Development, Back-End Web Development, Web Applications, Front-End Web Development
Intermediate · Course · 1 - 4 Weeks
Skills you'll gain: Value Propositions, Marketing Strategies, Digital Marketing, Target Audience, Marketing Effectiveness, Strategic Marketing, Digital Marketing Campaigns, Marketing Planning, Content Marketing, Marketing Strategy and Techniques, Search Engine Marketing, Email Marketing, Search Engine Optimization, Marketing Analytics, Journey Mapping, Lead Generation, Key Performance Indicators (KPIs), Marketing Communications, Return On Investment, A/B Testing
Beginner · Course · 1 - 3 Months

Skills you'll gain: AI Security, Responsible AI, LLM Application, Unit Testing, Verification And Validation, Test Case, Security Testing, Testability, Software Testing, Code Coverage, Large Language Modeling, Model Evaluation, Test Tools, Test Script Development, Prompt Engineering, Threat Modeling, Prompt Patterns, Maintainability, Software Technical Review, Quality Assessment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: OpenAI, OpenAI API, Development Environment, DeepSeek API, Agentic Workflows, AI literacy, Application Development, Game Design, Agentic systems, Email Automation, Web Scraping
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Content Marketing, Content Strategy, Content Development and Management, Marketing Strategies, Competitive Analysis, Marketing Planning, Content Performance Analysis, Target Audience, Content Creation, Marketing, Content Optimization, Brand Marketing, Brand Strategy, Content Scheduling, Branding, Marketing Analytics, Key Performance Indicators (KPIs), Brand Management, Journey Mapping, Web Analytics and SEO
Beginner · Course · 1 - 3 Months