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: Risk Management Framework, Financial Analysis, Financial Regulation, Business Continuity, Financial Systems, Data Management, Financial Controls, Capital Markets
Mixed · Course · 1 - 3 Months

Skills you'll gain: Go (Programming Language), Web Servers, JSON, Restful API, User Interface (UI), Web Applications, Server Side, Web Development, Full-Stack Web Development, Debugging, API Design, Scalability, Data Structures, Hypertext Markup Language (HTML), Cascading Style Sheets (CSS)
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Descriptive Statistics, Dashboard, Histogram, Data Presentation, Data Storytelling, Exploratory Data Analysis, Tableau Software, Data Visualization, Interactive Data Visualization, Data-Driven Decision-Making, Analytics, Business Analysis, Strategic Decision-Making, Data Quality, Performance Analysis, Stakeholder Analysis, Business Metrics, Performance Metric
Intermediate · Course · 1 - 4 Weeks

John Wiley & Sons
Skills you'll gain: Product Strategy, Business Transformation, Cross-Functional Collaboration, Product Management, Organizational Change, Organizational Leadership, Product Development, Digital Transformation, Product Roadmaps, Leadership, Design Thinking, Innovation, Agile Methodology, Stakeholder Engagement, Data-Driven Decision-Making
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), HTML and CSS, Bootstrap (Front-End Framework), Debugging, UI Components, Front-End Web Development, Semantic Web, Hypertext Markup Language (HTML), Browser Compatibility, Web Content Accessibility Guidelines, Web Analytics and SEO, User Interface (UI), Development Testing, Data Validation, Javascript, Animations
Beginner · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Correlation Analysis, Research Design, Psychology, Regression Analysis, Social Sciences, Mental Health Diseases and Disorders, Cognitive Behavioral Therapy, Social Skills, Statistical Methods, Interpersonal Communications, Statistical Hypothesis Testing, Scientific Methods, Research Methodologies, Decision Making, Analysis, Research, Physiology, Personal Development, Emotional Intelligence, Mental Health
Earn a degree
Degree · 1 - 4 Years

Berklee
Skills you'll gain: File Management, Musical Composition, Music Performance, Music, Media Production, Music Theory, Instrumental Music, Performing Arts, Post-Production, Creativity, Digital Signal Processing, Electronic Media, Automation, Editing, Design Software, digital literacy, Peer Review, Patch Management, Software Installation, System Configuration
Intermediate · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: A/B Testing, Data-Driven Decision-Making, Business Analytics, Statistical Methods, Statistical Hypothesis Testing, Analytics, Statistics, Estimation, Decision Making, Data Analysis, Statistical Inference, Statistical Analysis, Business, Sample Size Determination
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Image Analysis, Computer Vision, Model Evaluation, Analysis, Debugging, Failure Mode And Effects Analysis, Exploratory Data Analysis, Root Cause Analysis, Data Visualization, Quality Assurance, Statistical Reporting
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: AI Orchestration, AI Workflows, LangGraph, Agentic systems, OpenAI API, Enterprise Application Management, Tool Calling, OAuth, Generative AI Agents, Middleware, Performance Tuning, Real Time Data, Interoperability, API Gateway, Agentic Workflows, Software Development Tools, LLM Application, Prompt Engineering, Retrieval-Augmented Generation, AI Security
Intermediate · Professional Certificate · 3 - 6 Months

Coursera
Skills you'll gain: Generative AI, Cloud Computing, Cloud API, API Design, Python Programming, Data Persistence
Intermediate · Course · 1 - 4 Weeks