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: Threat Modeling, Threat Management, MITRE ATT&CK Framework, Application Security, Cybersecurity, Security Controls, Security Strategy, Open Web Application Security Project (OWASP), Systems Development Life Cycle, Cloud Security
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AWS Identity and Access Management (IAM), Terraform, Identity and Access Management, Infrastructure as Code (IaC), Verification And Validation, Data Validation, Amazon Web Services, Code Reusability, Development Testing, Amazon Elastic Compute Cloud, Data Structures, Data Security, Command-Line Interface
Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Deepseek, DeepSeek API, Hugging Face, Large Language Modeling, LLM Application, AI Personalization, ChatGPT, Deep Learning, Open Source Technology, AI literacy, Model Deployment, AI Integrations, Applied Machine Learning, Application Programming Interface (API), Business Process Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Salesforce Object Query Language (SOQL), Salesforce Development, Simple Object Access Protocol (SOAP), Systems Integration, Salesforce, Restful API, Web Services, Integration Testing, Data Integration, Software Development Tools, Application Programming Interface (API), Real Time Data, Development Environment, Postman API Platform, Data Import/Export, Event-Driven Programming, Authentications, Web Components
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Preprocessing, AI Personalization, Data Manipulation, Data Transformation, Feature Engineering, Text Mining, Project Design, Unstructured Data, Data Integration, Python Programming, Data Analysis, Metadata Management, Natural Language Processing, Deep Learning, Machine Learning
★ 4.8 (16) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Technical Documentation, Document Management, Taking Meeting Minutes, Content Management, Project Documentation, Document Control, Knowledge Transfer, Technical Writing, Content Management Systems, Content Development and Management, Information Architecture, Technical Communication, Content Optimization, Content Strategy, Collaborative Software, Content Creation, Usability, Quality Assurance
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Sustainable Business, Technical Sales, Consultative Approaches, Sales Territory Management, Corporate Sustainability, Solution Selling, Sales, Selling Techniques, Sales Strategy, Customer Relationship Building, Relationship Building, Sales Process, Relationship Management, Solution Design, Sales Prospecting, Customer Advocacy, Market Opportunities, AI Personalization, Customer Relationship Management, Business Relationship Management
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Email Marketing, Email Automation, Content Performance Analysis, Marketing Automation, AI Personalization, Email Security, Dashboard, Personalized Campaigns, Data-Driven Marketing, Performance Analysis, Campaign Management, Marketing Analytics, Driving engagement, Direct Marketing, Performance Reporting, Cross-Channel Marketing, Responsible AI, Copywriting, Customer Analysis, A/B Testing
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Environmental Monitoring, Geospatial Information and Technology, Scientific Visualization, Geospatial Mapping, Data Visualization, Spatial Data Analysis, Geographic Information Systems, Data Presentation, Process Development, Environmental Science, Image Analysis, Environment, Data Manipulation, Time Series Analysis and Forecasting, Technical Communication, Data Analysis, Data Transformation
Beginner · Course · 1 - 4 Weeks

The Hong Kong University of Science and Technology
Skills you'll gain: Cryptography, Algorithms, Encryption, Theoretical Computer Science, Combinatorics, Mathematical Theory & Analysis, Arithmetic, Computational Thinking, Key Management, Applied Mathematics
Beginner · Course · 1 - 3 Months

Skills you'll gain: ASP.NET, .NET Framework, Restful API, Application Programming Interface (API), API Design, Object-Relational Mapping, C# (Programming Language), Data Store, Back-End Web Development, Data Access, Data Persistence, Data Validation, Data Mapping, Data Modeling
Beginner · Course · 1 - 3 Months

Skills you'll gain: Artificial Neural Networks, Deep Learning, Convolutional Neural Networks, Image Analysis, Keras (Neural Network Library), Model Training, Tensorflow, Network Architecture, Artificial Intelligence, Model Optimization, Machine Learning, Linear Algebra
Intermediate · Course · 1 - 3 Months