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: Application Security, Secure Coding, Threat Modeling, Security Testing, Software Development Life Cycle, Security Controls, Risk Management Framework, Security Requirements Analysis, Software Development, Authorization (Computing), Data Security, Vulnerability Assessments, Identity and Access Management, Verification And Validation, Cryptography, Software Architecture, Software Design
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Object Oriented Programming (OOP), File I/O, Python Programming, Data Structures, Computer Programming, Scripting, Software Engineering, Performance Tuning, Web Development, Debugging, Random Forest Algorithm, Web Development Tools
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Amazon S3, Cloud Storage, Data Storage, Data Storage Technologies, Amazon Elastic Compute Cloud, AWS Identity and Access Management (IAM), Security Controls, File Management, File Systems, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Kanban Principles, Agile Methodology, Lean Methodologies, Workflow Management, Process Management, Business Process, Business Process Management, Process Mapping, Collaborative Software, Service Design
Intermediate · Guided Project · Less Than 2 Hours

Peking University
Skills you'll gain: Laboratory Research, Science and Research, Laboratory Experience, Scientific Methods, Experimentation, Research Design, Molecular Biology, Molecular, Cellular, and Microbiology, Biology, Biotechnology, Laboratory Equipment, Biostatistics, Bioinformatics, Specimen Preparation, Cell Biology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Adobe Express, Adobe Firefly, Design, Adobe Creative Cloud, Visual Design, Workflow Management, Design Elements And Principles, Graphic Design, Layout Design, Graphic and Visual Design, Collaborative Software, Photo Editing, Editing, Typography, Content Creation, Branding, Generative AI, AI Personalization, Social Media Strategy
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: OpenAI API, Image Analysis, Multimodal Prompts, Prompt Engineering, Generative AI, OpenAI, ChatGPT, Vision Transformer (ViT), Computer Vision, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Entrepreneurship, Commercialization, Design Thinking, Innovation, Presentations, Market Opportunities, Ideation, Product Development, Solution Design, Customer Insights
Beginner · Course · 1 - 3 Months

Skills you'll gain: JSON, Application Programming Interface (API), Restful API, Web Services, Javascript, Web Applications, Hypertext Markup Language (HTML), Servers, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Image Analysis, Supervised Learning, Applied Machine Learning, Model Evaluation, Anomaly Detection, Convolutional Neural Networks, Machine Learning, Supply Chain, Deep Learning, Classification And Regression Tree (CART), Random Forest Algorithm, Natural Language Processing, Artificial Neural Networks, Customer Demand Planning, Forecasting, Unsupervised Learning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ajax, Gherkin (Scripting Language), Test Tools, Test Script Development, Debugging, Integration Testing, Software Design Patterns, Test Data, Scripting, Web Development Tools, Data Structures, Automation, SQL, MySQL
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Amazon Web Services, Database Administration, Database Design, Amazon CloudWatch, Amazon DynamoDB, Amazon Redshift, Data Migration, Database Architecture and Administration, Database Management, Database Management Systems, Disaster Recovery, Databases, Relational Databases, AWS Identity and Access Management (IAM), NoSQL, AWS CloudFormation, Cloud Security, Key Management, Encryption, Amazon S3
Beginner · Course · 1 - 3 Months