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.

Coursera
Skills you'll gain: Data Preprocessing, Data Wrangling, Data Cleansing, Data Transformation, Data Manipulation, JSON, Pandas (Python Package), Data Quality, Extract, Transform, Load, Data Mapping, Scripting, Data Validation, Data Maintenance, Data Pipelines, Time Series Analysis and Forecasting, Data Integrity, Anomaly Detection, Reconciliation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Risk Management Framework, Cyber Security Strategy, Cyber Threat Intelligence, Threat Modeling, Security Strategy, Security Awareness, Cybersecurity, Security Engineering, IT Security Architecture, Zero Trust Network Access, Threat Management, Human Factors (Security), Security Controls, Threat Detection, Network Security, Information Systems Security, Incident Response, Enterprise Security, Continuous Monitoring
Intermediate · Course · 1 - 3 Months

Beginner · Course · 3 - 6 Months

Board Infinity
Skills you'll gain: Dashboard, Real Time Data, Power BI, Extract, Transform, Load, Tableau Software, Financial Data, Financial Forecasting, Data Pipelines, Business Intelligence, Cloud Deployment, Large Language Modeling, Governance, Automation, Cloud Computing, Workflow Management, Application Programming Interface (API), Applied Machine Learning
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Presentations, Microsoft PowerPoint, Oral Expression, Public Speaking, Sales Presentations, Verbal Communication Skills, Virtual Teams, Target Audience, Microsoft Office, Communication, Persuasive Communication, Communication Strategies, Storytelling, Data Storytelling, Business Communication, Planning, Organizational Skills, Data Analysis
Mixed · Course · 1 - 3 Months

Skills you'll gain: Image Analysis, Data Preprocessing, Computer Vision, Visualization (Computer Graphics), Data Transformation, Python Programming, NumPy, Algorithms
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Vector Databases, Embeddings, Semantic Web, Flask (Web Framework), Model Deployment, Restful API, Python Programming
Intermediate · Course · 1 - 4 Weeks
The Hong Kong University of Science and Technology
Skills you'll gain: Prompt Engineering, Vibe coding, HTML and CSS, Generative AI, Web Development, Python Programming, Data Analysis, Artificial Intelligence, Data Science, Program Development, Simulations, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Performance Reporting, Business Reporting, Data Presentation, Financial Reporting, Data Visualization, Data Storytelling, Data Visualization Software, Performance Analysis, Case Studies, User Feedback, Usability Testing, Communication
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, AI Personalization, A/B Testing, Generative AI, Marketing Materials, Content Strategy, Digital Content, Brand Management, Drive Engagement
Beginner · Course · 1 - 3 Months
University of Colorado Boulder
Skills you'll gain: Prompt Engineering, User Story, New Product Development, Model Based Systems Engineering, Model Evaluation, Failure Analysis, Sustainable Business, Data Mining, Field-Programmable Gate Array (FPGA), Delegation Skills, Real-Time Operating Systems, Object Oriented Design, Sampling (Statistics), Proposal Writing, Supplier Management, Accountability, Data Ethics, Sustainability Reporting, Database Design, Supervised Learning
Earn a degree
Degree · 1 - 4 Years

Coursera
Skills you'll gain: Simulations, Data-oriented programming, Plot (Graphics)
Intermediate · Course · 1 - 4 Weeks