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: Convolutional Neural Networks, Image Analysis, Transfer Learning, Fine-tuning, Deep Learning, Computer Vision, Data Storytelling, Applied Machine Learning, Technical Communication, Model Optimization, Geospatial Information and Technology, Model Training, Machine Learning, Model Deployment, Heat Maps, Data Pipelines, Machine Learning Algorithms, Augmented Reality
Beginner · Course · 1 - 4 Weeks

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

John Wiley & Sons
Skills you'll gain: Supervised Learning, Statistical Methods, Exploratory Data Analysis, Data Preprocessing, Model Evaluation, Data Processing, Data Quality, Model Deployment, Data Transformation, Machine Learning Methods, Image Analysis, Statistics, Statistical Machine Learning, Data Analysis, Data Science, MLOps (Machine Learning Operations), Applied Machine Learning, Unsupervised Learning, Computer Vision, Machine Learning Algorithms
Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Email Marketing, Email Automation, Content Performance Analysis, Marketing Automation, AI Personalization, Email Security, Dashboard, Personalized Campaigns, Data-Driven Marketing, Performance Analysis, Campaign Management, Marketing Analytics, Driving engagement, Direct Marketing, Performance Reporting, Cross-Channel Marketing, Responsible AI, Copywriting, Customer Analysis, A/B Testing
Beginner · Specialization · 1 - 3 Months

Lund University
Skills you'll gain: Real-Time Operating Systems, Programming Principles, Control Systems, Event-Driven Programming, Robotics, Computer Programming, Program Development, Robotic Process Automation, Automation, Other Programming Languages, Real Time Data, Applied Mathematics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apple Xcode, iOS Development, Apple iOS, Swift Programming, Data Persistence, JSON, Application Deployment, Mobile Development, User Interface (UI), Web Services, UI Components, Application Development, User Interface (UI) Design, Programming Principles, Application Programming Interface (API), Application Design, Data Structures
Beginner · Course · 1 - 3 Months

Skills you'll gain: Time Series Analysis and Forecasting, Statistical Modeling, Forecasting, Predictive Modeling, Exploratory Data Analysis, Correlation Analysis, Statistical Software, Data Analysis Software, Model Evaluation, Analysis, Statistical Methods, Data Analysis, Verification And Validation, Plot (Graphics), Statistical Hypothesis Testing
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Metadata Management, Data Integration, Data Pipelines, Databases, Business Logic, Data Processing, Java, File Management, Data Import/Export, Database Management, Data Manipulation, File I/O, Data Mapping, Dataflow, Scalability, Data Transformation, Software Documentation, Software Installation, File Systems
Beginner · Specialization · 1 - 3 Months

University of Pittsburgh
Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Visualization Software, Data Presentation, Spatial Data Analysis, Data Visualization, Datamaps, Tableau Software, Matplotlib, Geospatial Information and Technology, Leaflet (Software), Spatial Analysis, Geospatial Mapping, Plot (Graphics), Seaborn, Visual Storytelling, Data Ethics, Data Mapping, Network Analysis
Intermediate · Course · 1 - 3 Months

HubSpot Academy
Skills you'll gain: Lead Generation, HubSpot CRM, Sales Management, Customer Relationship Building, Prospecting and Qualification, Sales Development, Sales Process, Customer Relationship Management (CRM) Software, Dashboard, Project Design, Project Implementation, Campaign Management, Service Level Agreement, Management Reporting, Workflow Management, Prioritization, Performance Reporting, Email Marketing, Performance Metric, Key Performance Indicators (KPIs)
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Video Game Development, Game Design, Unity Engine, Unreal Engine, Program Development, No-Code Development, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Search Engine Optimization, Web Analytics and SEO, Web Presence
Mixed · Course · 1 - 4 Weeks