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: Database Application, ASP.NET, Database Development, .NET Framework, Database Management, Object-Relational Mapping, Back-End Web Development, Database Management Systems, Full-Stack Web Development, Database Software, C# (Programming Language), Database Design, Application Frameworks, Identity and Access Management, Authorization (Computing), Model View Controller, Authentications, Data Migration, Data Mapping, Business Logic
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Computational Logic, Verification And Validation, Theoretical Computer Science, Systems Analysis, Systems Design, Functional Specification, Algorithms
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Memory Management, Other Programming Languages, Code Reusability, Programming Principles, Integrated Development Environments, Build Tools, Web Development, System Programming, Maintainability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Oracle SQL Developer, Database Design, Data Manipulation, SQL, Relational Databases, Data Transformation, Database Management Systems, Databases, Case Studies, Query Languages, Data Integration, Analysis, Business Reporting, Data Integrity, Decision Making
Mixed · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Construction, Construction Engineering, Structural Engineering, Civil Engineering, Engineering Design Process, Engineering Analysis
Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Power Electronics, Electrical Power, Electronic Components, Semiconductors, Electric Power Systems, Electrical Systems, Electrical Engineering, Electronic Systems, Plant Operations and Management, Electronics, Engineering, Scientific, and Technical Instruments, System Monitoring, Energy and Utilities, Safety Assurance, Manufacturing Processes, Design Specifications
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Warehousing, IBM Cognos Analytics, Extract, Transform, Load, Database Architecture and Administration, Data Visualization, Database Design, Dashboard Creation, Data Modeling, MySQL, Dashboard, Business Intelligence, Database Management, Data Architecture, Data Pipelines, PostgreSQL, Statistical Reporting, Shell Script, SQL, Data Transformation, Data Import/Export
Intermediate · Course · 1 - 3 Months

Skills you'll gain: C and C++, C++ (Programming Language), Development Environment, Performance Tuning, Test Tools, System Programming, Docker (Software), Computer Architecture, Containerization, Development Testing, Programming Principles, Software Development Tools, Hardware Architecture, Algorithms, Computer Programming, Python Programming, Debugging, Memory Management, Software-Defined Networking, Scripting
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Robotics, Artificial Intelligence, Image Analysis, Artificial Intelligence and Machine Learning (AI/ML), Computer Vision, Convolutional Neural Networks, AI Integrations, Natural Language Processing, Artificial Neural Networks, Reinforcement Learning, Model Training, Machine Learning, Python Programming, Automation, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Google Analytics, Conversion Funnel Analysis, Marketing Effectiveness, Smart Goals, Web Analytics and SEO, Data-Driven Marketing, Google Ads, Web Analytics, Digital Analysis, Marketing Analytics, Search Engine Optimization, Marketing Strategies, Customer Insights, Campaign Management, Performance Reporting, Target Audience, Business Reporting, Key Performance Indicators (KPIs), Performance Analysis, Data-Driven Decision-Making
Beginner · Specialization · 3 - 6 Months

Edureka
Skills you'll gain: Rust (Programming Language), Memory Management, Application Programming Interface (API), Server Side, Code Reusability, Back-End Web Development, System Programming, Web Frameworks, Web Development, Other Programming Languages, Web Servers, Software Documentation, Scalability, Integrated Development Environments, Build Tools, Data Analysis, Maintainability, Network Protocols, Application Development, Authentications
Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: AI Security, Vulnerability Assessments, Governance Risk Management and Compliance, Responsible AI, Compliance Auditing, Personally Identifiable Information, Regulatory Compliance, Regulatory Requirements, Compliance Management, Law, Regulation, and Compliance, Regulatory Documents, AI Integrations, Compliance Reporting, Safety Audits, Threat Modeling, Legal Risk, Safety Assurance, Risk Management Framework, Data Loss Prevention, Risk Mitigation
Intermediate · Course · 1 - 4 Weeks