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.

Cisco Learning and Certifications
Skills you'll gain: Multiprotocol Label Switching, Virtual Private Networks (VPN), Routing Protocols, Border Gateway Protocol, Open Shortest Path First (OSPF), Network Troubleshooting, Network Routers, Wide Area Networks, Network Routing, Network Monitoring, System Configuration, Command-Line Interface
Beginner · Course · 1 - 3 Months

Skills you'll gain: Leaflet (Software), React.js, Application Deployment, Application Development, Cloud Deployment, Web Development, Responsive Web Design, Interactive Design, User Interface (UI)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Model Deployment, Keras (Neural Network Library), Transfer Learning, Data Analysis, Data Preprocessing, Image Analysis, Deep Learning, Classification Algorithms, Applied Machine Learning, Computer Vision, Model Evaluation, Machine Learning, Performance Tuning
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Content Management Systems, Web Analytics, Search Engine Optimization, Web Design, Retail Management, Order Management, E-Commerce, Marketing Strategies, Blogs, Customer Relationship Management (CRM) Software, Content Creation, Dashboard, Web Frameworks, Email Marketing
Beginner · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Search Engine Optimization, Web Analytics and SEO, Keyword Research, Web Analytics, Auditing, Content Strategy, WordPress, HTML and CSS, Content Management, Performance Improvement
Mixed · Course · 3 - 6 Months

Skills you'll gain: Unity Engine, Mobile Development, Android (Operating System), Video Game Development, Game Design, C# (Programming Language), User Interface (UI), Scripting, Programming Principles, Development Environment, Animations
Beginner · Course · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Data Visualization, Network Analysis, Relational Databases, Data Visualization Software, Social Network Analysis, Data Storytelling, Data Analysis, Data Manipulation, Social Impact, Human Factors, Innovation
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Generative AI, Google Cloud Platform, Data Analysis, Image Analysis, Multimodal Prompts, Data Processing, Text Mining
Beginner · Project · Less Than 2 Hours

New York University
Skills you'll gain: Clinical Trials, Experimentation, Sample Size Determination, Research Design, Continuous Quality Improvement (CQI), Program Evaluation, Research Methodologies, Statistical Analysis
Intermediate · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Exploratory Data Analysis, Data Storytelling, Dashboard, Data Presentation, Data Analysis, Data Literacy, No-Code Development, Data Science, Predictive Modeling, Data Ethics, Data Capture, Data Modeling, Data Processing, Data Transformation, Data Integrity, Data Cleansing, Applied Machine Learning, Data Governance, Data Collection, Data Integration
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Cloud Deployment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AWS Identity and Access Management (IAM), Cloud Computing, Amazon Web Services, Cloud Deployment, Cloud Computing Architecture, Amazon Elastic Compute Cloud, Cloud Solutions, Cloud Infrastructure, Load Balancing, AWS CloudFormation, Cloud Management, Amazon CloudWatch, Amazon S3, Scalability, API Gateway, Serverless Computing, Infrastructure as Code (IaC), Virtual Networking, Encryption, Command-Line Interface
Beginner · Course · 1 - 3 Months