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.

John Wiley & Sons
Skills you'll gain: Productivity, Leadership and Management, Management Training And Development, Time Management, Leadership, Business Leadership, Delegation Skills, Team Leadership, Leadership Development, Employee Onboarding, Prioritization, People Management, Business Management, Team Building, Performance Review, Performance Measurement, Employee Performance Management, Quality Management, Recruitment, Executive Recruitment
Beginner · Course · 3 - 6 Months

Skills you'll gain: Unity Engine, User Interface (UI), Android Development, C# (Programming Language), Video Game Development, GitHub, Animation and Game Design, User Interface (UI) Design, Mobile Development, 3D Assets, User Interface and User Experience (UI/UX) Design, Microsoft Visual Studio, System Implementation, Software Installation
Intermediate · Specialization · 3 - 6 Months

ISSA (International Sports Sciences Association)
Skills you'll gain: Nutrition Counseling, Nutrition and Diet, Nutrition Education, Health And Wellness Coaching, Coaching, Clinical Nutrition, Patient Education And Counseling, Nutritional Assessment, Exercise Science, Motivational Interviewing, Health Education, Behavior Management, Mental and Behavioral Health, Health Assessment, Empathy, Adaptability, Athletic Training, Health Care
Beginner · Course · 1 - 3 Months

Lund University
Skills you'll gain: Creative Thinking, Design Thinking, Creativity, Emerging Technologies, Curiosity, Artificial Intelligence, Visionary, Innovation, Conceptual Design, Human Computer Interaction, Systems Thinking, Critical Thinking, Technology Strategies, Culture, Analysis
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Tableau Software, Dashboard, Case Studies, Business Intelligence, Business Analytics, Analytics, Data Analysis, Market Dynamics, Data-Driven Decision-Making, Advanced Analytics, Descriptive Analytics, Predictive Analytics, Interactive Data Visualization, Regression Analysis, Customer Analysis, Revenue Management, Business Requirements, Key Performance Indicators (KPIs)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Warehousing, Data Architecture, Star Schema, Apache Hive, Snowflake Schema, Amazon Redshift, Data Storage, Data-Driven Decision-Making, Data Storage Technologies, Performance Testing, Data Processing, Analysis, Query Languages, Scalability, Technical Communication
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: LangChain, LangGraph, Model Context Protocol, AI Workflows, LLM Application, AI Orchestration, Agentic Workflows, Generative AI Agents, Tool Calling, Model Deployment, Data Transformation, Retrieval-Augmented Generation, Agentic systems, Generative AI, Middleware, Gemini, Scalability, Artificial Intelligence, Prompt Engineering, Responsible AI
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Site Reliability Engineering, Service Level, Service Level Agreement, Reliability, Key Performance Indicators (KPIs), System Monitoring, Application Performance Management, Performance Measurement, Business Metrics, Continuous Monitoring, Operational Performance Management, Return On Investment, DevOps, Customer experience improvement, Incident Management, Software Development, Prioritization, Business Leadership
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Splunk, Performance Tuning, Scalability, Data Pipelines, Real Time Data, Distributed Computing, System Monitoring, Debugging, Data Processing, Query Languages, Configuration Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Responsive Web Design, Human Computer Interaction, Interaction Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Computer Hardware, System Configuration, Cloud Applications, Data Pipelines, Automation
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Content Performance Analysis, Video Production, Writing, Canva (Software), Facebook, Content Creation, Storytelling, Copywriting, Storyboarding, Videography, Social Media Content, Persuasive Communication, Target Audience, Graphic and Visual Design, Persona Development, Photo Editing, Marketing Analytics, Social Media, Content Strategy, ChatGPT
Beginner · Specialization · 3 - 6 Months