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: Reinforcement Learning, Deep Learning, Model Optimization, Large Language Modeling, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Algorithms, Machine Learning, Model Training, Applied Machine Learning, Natural Language Processing, Performance Tuning
Advanced · Course · 1 - 3 Months

Coursera
Skills you'll gain: Vector Databases, Query Languages, Embeddings, Database Management, Database Design, Docker (Software), Data Management, Restful API, Application Programming Interface (API), Data Import/Export
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apple iOS, Swift Programming, iOS Development, Mobile Development, UI Components, Data Store, Animations, Data Persistence, Data Storage, Dataflow, Cloud Storage, Context Management, Computer Graphics, User Interface (UI), Interactive Design, Performance Tuning
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Security Management, Security Controls, Asset Management, Security Strategy, IT Management, Program Management, Security Awareness, Computer Security Awareness Training, Cyber Security Strategy, IT Security Architecture, Information Management, Technology Roadmaps, Cyber Security Policies, Continuous Monitoring, Cybersecurity, Enterprise Security, Program Development, Vendor Management, Quality Management, Continuous Improvement Process
Mixed · Course · 1 - 3 Months

Skills you'll gain: Apache Kafka, Multi-Tenant Cloud Environments, Data Pipelines, Real Time Data, Payment Card Industry (PCI) Data Security Standards, Data Governance, Scalability, Performance Tuning, Compliance Management, Data Architecture, Performance Stress Testing, Governance, Apache, Cost Management, System Configuration, Data Storage, Computer Architecture
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Surveys, Survey Creation, Market Research, Sampling (Statistics), Business Research, Research Methodologies, Research Design, Case Studies, Statistical Hypothesis Testing, Marketing, Quantitative Research, Data-Driven Marketing, Marketing Strategies, Marketing Analytics, Statistical Methods, Consumer Behaviour, Market Analysis, Data Collection, Data Analysis, Business Analytics
Mixed · Course · 1 - 3 Months

Skills you'll gain: Cloud Deployment, Web Design and Development, Payment Systems
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Cost Benefit Analysis, Business Planning, Performance Measurement, Financial Analysis, Analysis, Resource Allocation
Beginner · Course · 1 - 3 Months

Skills you'll gain: JUnit, Test Automation, Unit Testing, Software Testing, Test Script Development, Verification And Validation, Test Tools, Test Case, Test Execution Engine, Development Testing, Automation, Software Development, Debugging
Mixed · Course · 1 - 4 Weeks

University of Alberta
Skills you'll gain: Program Development, Computational Thinking, Software Development, Event-Driven Programming, Programming Principles, Software Engineering, Debugging, Problem Solving, Game Design, Theoretical Computer Science, Computer Programming, Software Quality (SQA/SQC), Data Structures, Python Programming, Video Game Development, Algorithms, Application Development, Computer Science, Functional Testing, User Interface (UI) Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Swift Programming, Internet Of Things, Embedded Software, Embedded Systems, Wireless Networks, Application Development, Display Devices, Interactive Design, Development Environment, Computer Programming, Real Time Data
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Patterns, AI Workflows, AI Orchestration, Salesforce, Agentic Workflows, Generative AI Agents, AI Integrations, Agentic systems, Responsible AI, Artificial Intelligence, Coordinating, AI Security, Coordination, Software Testing, Performance Testing, Enterprise Architecture, Customer Relationship Management (CRM) Software, Model Evaluation, Application Lifecycle Management
Intermediate · Course · 1 - 4 Weeks