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: Performance Testing, Performance Stress Testing, Performance Tuning, Performance Measurement, System Configuration, Network Performance Management, Configuration Management, System Monitoring, Content Management Systems, Site Reliability Engineering, IT Infrastructure, Technical Documentation, Content Creation
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, Agentic systems, AI Workflows, Game Design, Video Game Development, Animation and Game Design, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, C++ (Programming Language), Algorithms
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Image Analysis, Computer Vision, Model Evaluation, Analysis, Failure Mode And Effects Analysis, Root Cause Analysis, Scientific Visualization, Data Visualization, Correlation Analysis, Quality Assurance, Statistical Reporting
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Compensation Strategy, Training Programs, Compensation Management, Workforce Development, Employee Training, Compensation Analysis, Training and Development, Compensation and Benefits, Expense Management, Budget Management, Employee Performance Management, Cost Management, Workforce Planning, People Development, Budgeting, Program Evaluation, Workforce Management, Cost Control, Payroll Administration, Human Resources Information System (HRIS)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Web Services, Amazon DynamoDB, Containerization, Application Deployment, Databases, Cloud Computing Architecture, Scalability, Docker (Software), Amazon Elastic Compute Cloud, Kubernetes, Database Architecture and Administration, Cloud Deployment, Database Management, NoSQL, Load Balancing, Web Applications, Security Testing, Performance Testing
Intermediate · Course · 1 - 3 Months

Yale University
Skills you'll gain: Health Promotion, Health Education, Media and Communications, Social Impact, Web Content, Digital Analysis, Program Evaluation, Digital Communications, Persuasive Communication, Behavioral Economics, Driving engagement, Public Health, Survey Creation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: React Redux, React.js, Frontend Performance, Full-Stack Web Development, Unit Testing, Performance Tuning, JavaScript Frameworks, Frontend Integration, Code Reusability, Software Testing, Server Side, Software Design Patterns, UI Components, Data Validation, User Interface (UI)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Google Cloud Platform, Cloud Computing Architecture, Cloud Services, Cloud Computing, Big Data, Cloud Technologies, Analytics, Cloud Platforms, Dataflow, Data Processing, Cloud Solutions, Cloud Storage, Cloud Deployment, Data Lakes, Microsoft Azure, Data Pipelines, Real Time Data, Amazon Web Services, Artificial Intelligence, Machine Learning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: React.js, UI Components, User Interface (UI), JavaScript Frameworks, Web Applications, User Accounts, Front-End Web Development, User Interface and User Experience (UI/UX) Design, Javascript, Event-Driven Programming, Authorization (Computing), Authentications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Box Plots, Performance Analysis, Team Performance Management, Collaborative Software, Performance Metric, Performance Measurement, Collaboration, Statistical Visualization, Data-Driven Decision-Making, Analysis, Data Storytelling, Report Writing, Key Performance Indicators (KPIs), Business Metrics, Test Tools, Virtual Teams, Communication Systems
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Technical Analysis, No-Code Development, Market Data, Data Visualization, Financial Trading, Product Automation, User Accounts, Financial Data, Back-End Web Development, Securities Trading, Data Visualization Software, Authentications, Data Integration, Market Trend, AI Integrations, Security Management, Front-End Web Development
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Django (Web Framework), Restful API, Content Management Systems, API Design, Application Deployment, Content Management, Learning Management Systems, Docker (Software), Web Servers, Nginx, Data Modeling, Web Development, PostgreSQL, Authentications, Containerization, Ajax, Python Programming, Performance Tuning, Real Time Data
Intermediate · Course · 1 - 3 Months