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: Service Management, Service Improvement, Quality Improvement, Service Design, IT Service Management, Customer experience improvement, Self Service Technologies, Call Center Experience, Customer Service, IT Management, Customer experience strategy (CX), Intranet, Systems Integration, Operations, Account Management, Virtual Environment
Intermediate · Course · 3 - 6 Months

PracticalGrowth
Skills you'll gain: Team Motivation, Recognizing Others, Motivational Skills, Team Performance Management, Team Management, Team Building, Employee Engagement, Drive Engagement, Team Leadership, People Development, Trustworthiness, Telecommuting, Diversity and Inclusion, Industrial and Organizational Psychology
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Time Management, Project Management Software, Data Entry, Goal Setting, Dashboard, Timelines, Project Coordination, Coordinating, Risk Analysis, Project Management, Capacity Planning, Workflow Management, Project Scoping, Project Performance, Trend Analysis, Resource Allocation, Key Performance Indicators (KPIs), Data Management, Analytics, Business
Beginner · Course · 3 - 6 Months
Duke University
Skills you'll gain: Diagram Design, Persuasive Communication
★ 4.6 (3.1K) · Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Machine Controls, Control Systems, Embedded Software, Laboratory Experience, Electronic Systems, Embedded Systems, Power Electronics, Electronic Hardware, Three-Phase, Electrical Equipment, Hardware Design, Electrical Engineering, Electrical Systems, Electronics, Electrical Power, Basic Electrical Systems, Automation Engineering, Integration Testing, Electronic Components, Torque (Physics)
★ 4.7 (1.4K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Tableau Software, Business Intelligence, Business Intelligence Software, Interactive Data Visualization, Statistical Visualization, Business Analytics, Data Visualization Software, Dashboard, Agentic Workflows, Data Storytelling, Data Analysis, Data Modeling, Extract, Transform, Load, Predictive Analytics, Exploratory Data Analysis, Data Governance, Data Transformation, Data Preprocessing, Correlation Analysis, Data Security
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Test Automation, Test Script Development, Continuous Integration, CI/CD, Software Testing, Test Execution Engine, Test Tools, Test Case, Test Data, Debugging, Maintainability, Quality Assurance
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Qualitative Research, Interviewing Skills, Focus Group, Market Analysis, Data Collection
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, Prompt Patterns, Token Optimization, LLM Application, Tool Calling, OpenAI API, OpenAI, Anthropic Claude, Large Language Modeling, Authentications, Generative AI, Code Review, Maintainability, AI Workflows, AI Integrations, Command-Line Interface, Application Programming Interface (API), Software Documentation, Key Management
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Investment Banking, Capital Markets, Corporate Finance, Underwriting, Financial Market, Banking, Finance, Financial Analysis, Corporate Strategy, Financial Services, Organizational Structure, Front Office
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Modeling, Data Transformation, Database Design, Data Engineering, Dashboard, Dashboard Creation, Cloud Engineering, Analytics, Star Schema, Data Warehousing, Data Architecture, Data Integration, Extract, Transform, Load, Business Intelligence, Business Intelligence Software, Data Infrastructure, Data Analysis, Cloud Computing Architecture, Data Pipelines, Cloud Infrastructure
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Content Optimization, Copywriting, Keyword Research, Blogs, Search Engine Optimization, ChatGPT, Web Analytics and SEO, Web Content, Competitive Analysis, Content Strategy, Content Creation, Writing
Beginner · Course · 1 - 4 Weeks