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: Data Preprocessing, Scalability, Data Manipulation, Pandas (Python Package), Applied Machine Learning, Machine Learning Methods, Predictive Modeling, Python Programming, Machine Learning Algorithms, NumPy, Model Evaluation, Exploratory Data Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Agentic Workflows, Agentic systems, Contract Compliance, Organizational Change, Legal Technology, Change Management, Contract Review, AI Enablement, Compliance Reporting, Compliance Management, Workflow Management, Regulation and Legal Compliance, Scalability, Automation, Process Design, Risk Analysis
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Warehousing, Extract, Transform, Load, Data Integration, Data Modeling, Data Architecture, Star Schema, Data Governance, Database Design, Data Management, SQL, Relational Databases, Business Intelligence, Data Mining, Data Quality, Data Analysis, Systems Design
Mixed · Course · 1 - 3 Months

Skills you'll gain: Unreal Engine, 3D Assets, 3D Modeling, Computer Graphic Techniques, Computer Graphics, Virtual Environment, User Interface (UI), Animations, Performance Tuning, Data Import/Export, Game Design
Intermediate · Specialization · 3 - 6 Months

HubSpot Academy
Skills you'll gain: Sales Management, Sales Process, Sales Development, Employee Onboarding, Sales Strategy, Employee Coaching, Process Design, Team Management, Employee Training, Target Market, Recruitment Strategies, Goal Setting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unity Engine, Animation and Game Design, Video Game Development, Game Design, Scripting, Augmented and Virtual Reality (AR/VR), Interactive Design, Development Environment, C# (Programming Language), 3D Assets, Virtual Environment, Artificial Intelligence
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Content Performance Analysis, Social Media Management, Social Media Content, Social Media, Facebook, Instagram, Social Media Marketing, Content Management, Scheduling, Content Creation, Content Marketing, Dashboard, Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Apache Hive, Big Data, Database Design, Extensible Markup Language (XML), Databases, Apache Hadoop, Analytics, Social Media, Data Processing, Social Media Content, Data Management, Data Analysis, Data Integration, Data Transformation
Mixed · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Project Closure, Engineering Management, Project Schedules, Project Controls, Work Breakdown Structure, Project Management Life Cycle, Scheduling, Project Implementation, Earned Value Management, Project Management, Timelines, Project Performance, Project Planning, Resource Planning, Resource Management, Resource Allocation, Forecasting, Performance Metric
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsive Web Design, User Interface (UI), UI Components, Front-End Web Development, Web Design and Development, Web Components, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: File I/O, Command-Line Interface, Operating Systems, Python Programming, File Management, Scripting, User Interface (UI), Data Import/Export, Data Structures, Simulations
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Bootstrap (Front-End Framework), Web Applications, UI Components, Full-Stack Web Development, Web Development Tools, Authentications, Front-End Web Development, HTML and CSS, Cascading Style Sheets (CSS), Authorization (Computing), Application Programming Interface (API), User Interface (UI), Javascript, Microsoft Azure, Network Routing, Event-Driven Programming, User Interface (UI) Design, Data Validation, Debugging
Intermediate · Specialization · 3 - 6 Months