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: Web Applications, Authentications, Front-End Web Development, Authorization (Computing), Application Programming Interface (API), User Interface (UI) Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Logistic Regression, SAS (Software), Predictive Modeling, Regression Analysis, Predictive Analytics, Feature Engineering, Analytics, Statistical Methods, Data Transformation, Statistical Modeling, Statistical Analysis, Business Analytics, Estimation, Probability
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Apache Kafka, Apache Hadoop, JSON
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: vSphere Networking and Storage, Virtual Networking, vSphere DRS & HA, Storage vMotion, Role-Based Access Control (RBAC), Virtual Local Area Network (VLAN), Virtual Machines, Performance Tuning, Network Switches, Security Controls, Network Troubleshooting, Infrastructure Security, Data Storage Technologies, Capacity Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Telehealth, Patient Communication, Clinical Supervision, Healthcare Project Management, Employee Training, Health Care, Verbal Communication Skills
Beginner · Course · 1 - 4 Weeks

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Storytelling, Media and Communications, Augmented and Virtual Reality (AR/VR), Revenue Management, Brand Management, Trend Analysis, Content Strategy, Sustainability Reporting, Augmented Reality, New Product Development, Marketing Strategy and Techniques, Innovation, Digital Transformation, Game Theory, People Analytics, Metadata Management, Digital Design, Open Source Technology, 3D Modeling, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Amazon Web Services, Virtual Networking, Network Architecture, Virtual Private Networks (VPN), Cloud Computing Architecture, Cloud Infrastructure, Load Balancing, Network Routing, Hybrid Cloud Computing, Network Security, File Transfer Protocol (FTP), Data Migration
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Generative AI, Retrieval-Augmented Generation, AI Workflows, Generative Model Architectures, Software Architecture, Enterprise Architecture, CI/CD, Model Evaluation, Software Development, Unit Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Dashboard, Data Visualization, Spreadsheet Software, Data Presentation, Excel Formulas, Stakeholder Communications, Project Coordination, Project Management, Technical Communication, Operational Efficiency, Project Planning, Prioritization, Data-Driven Decision-Making, Scheduling, Performance Analysis, Automation
Beginner · Course · 1 - 4 Weeks

AI CERTs
Skills you'll gain: Blockchain, Application Programming Interface (API), API Design, Secure Coding, User Acceptance Testing (UAT), Application Security, Web Development Tools, Frontend Integration, Software Development Tools, Cloud Applications, Application Design, Middleware, Full-Stack Web Development, Interoperability, Scripting, FinTech, Payment Systems, Solution Architecture, Emerging Technologies, Cryptography
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Video Game Development, Python Programming, Debugging, Development Testing, Animation and Game Design, Software Testing, Programming Principles, Event-Driven Programming, User Interface (UI), Development Environment
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Preprocessing, Tensorflow, Scikit Learn (Machine Learning Library), Machine Learning, Feature Engineering, Deep Learning, Convolutional Neural Networks, Matplotlib, Jupyter, Python Programming, NumPy, Data Manipulation, Artificial Neural Networks, Seaborn, Development Environment, Pandas (Python Package), Regression Analysis
Mixed · Course · 1 - 3 Months