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.

Board Infinity
Skills you'll gain: Angular, Frontend Performance, Application Deployment, JavaScript Frameworks, Scalability, Software Architecture, Performance Tuning, Node.JS, Web Applications, Web Development Tools, Application Performance Management, Server Side, Enterprise Architecture, Web Analytics and SEO, Maintainability, Debugging
Advanced · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: User Story, Behavior-Driven Development, DevSecOps, Agile Project Management, Test Driven Development (TDD), Backlogs, Sprint Planning, Kanban Principles, Agile Methodology, Scrum (Software Development), Continuous Integration, Agile Software Development, Project Risk Management, Sprint Retrospectives, Lean Methodologies, Scaled Agile Framework, DevOps, Risk Management, Agile Product Development, Management Reporting
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Test Automation, Test Case, Software Testing, Automation, Continuous Integration, Acceptance Testing, Test Execution Engine, Integration Testing, Test Planning, Mobile Development
Beginner · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Internet Of Things, Basic Electrical Systems, Automation Engineering, Electronics, Electronic Components, Embedded Systems, Control Systems, Electronic Hardware, Wireless Networks, Electrical and Computer Engineering, Hardware Design, Peripheral Devices, Human Machine Interfaces, Electrical Wiring, Computer Systems, Programming Principles, Systems Engineering, Computer Programming, Remote Access Systems, Interactive Learning
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Social Media Content, Google Gemini, Social Media Marketing, Social Media, Drive Engagement, Social Media Strategy, ChatGPT, Marketing Automation, Content Creation, Target Audience, Content Strategy, Prompt Engineering, Copywriting, Automation, Scheduling, Search Engine Optimization, Keyword Research, Writing, Web Analytics and SEO, Competitive Analysis
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Search Engine Optimization, Search Engine Marketing, Keyword Research, Google Analytics, Web Analytics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: SQL Server Reporting Services, Microsoft SQL Servers, Business Reporting, Business Intelligence, SQL, Interactive Data Visualization, Data Visualization, Microsoft Development Tools, Microsoft Visual Studio
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Verification And Validation, Sampling (Statistics), Statistical Machine Learning, Test Data, Machine Learning
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Marketing Analytics, Marketing Effectiveness, Market Analysis, Competitive Analysis, Marketing, Key Performance Indicators (KPIs), Market Research, Target Audience, Target Market, Dashboard, Return On Investment, Value Propositions, Smart Goals, Business Strategy, Cross-Channel Marketing, Concision, Variance Analysis, Strategic Partnership, Data Collection, Strategic Decision-Making
Intermediate · Specialization · 3 - 6 Months

Pragmatic AI Labs
Skills you'll gain: Hugging Face, Model Deployment, Transfer Learning, MLOps (Machine Learning Operations), Data Processing, Model Evaluation, Image Analysis, Natural Language Processing, Applied Machine Learning, Data Pipelines, Knowledge of Apple Hardware
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Real Time Data, Apache Spark, Fraud detection, PySpark, Databricks, Data Pipelines, Dashboard, Big Data, Performance Tuning, Data Processing, Anomaly Detection, Operational Databases, Internet Of Things, Data Analysis, Performance Analysis, Trend Analysis
Intermediate · Course · 1 - 4 Weeks
University of California, Irvine
Skills you'll gain: Verbal Communication Skills, Presentations, Public Speaking, Discussion Facilitation, Oral Comprehension, Critical Thinking, Non-Verbal Communication, English Language, Active Listening, Peer Review, Communication, Social Skills, Constructive Feedback, Interpersonal Communications, Persuasive Communication, Driving engagement, Student Engagement, Collaboration, Planning, Analytical Skills
Intermediate · Specialization · 3 - 6 Months