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: Threat Modeling, Application Security, Open Web Application Security Project (OWASP), Secure Coding, Authentications, OAuth, Development Testing, Software Development Life Cycle, Unified Modeling Language, Authorization (Computing), Single Sign-On (SSO), Software Development, Security Software, Vulnerability Assessments, Data Validation, Cyber Security Assessment, Cyber Security Strategy, Cybersecurity, Role-Based Access Control (RBAC)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Data Transformation, Operational Databases, Database Management, Azure Synapse Analytics, Database Design, Data Wrangling, Data Architecture, Apache Cassandra, Apache Hive, Amazon Redshift
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: AWS CloudFormation, Amazon CloudWatch, Version Control, AWS Identity and Access Management (IAM), Infrastructure as Code (IaC), Amazon S3, Relational Databases, Amazon Elastic Compute Cloud, MySQL, Serverless Computing, Database Management, Cloud-Native Computing, Amazon DynamoDB, Internet Of Things, DevOps, Cloud Deployment, Network Protocols, Cloud Computing Architecture, Amazon Web Services, Cloud Management
Beginner · Specialization · 3 - 6 Months

Coursera
Skills you'll gain: Search Engine Optimization, Web Analytics and SEO, Keyword Research, Content Performance Analysis, Web Content, Digital Marketing, Content Development and Management, Social Media Strategy, Performance Metric, Digital Media Strategy, Performance Analysis, Strategic Planning
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: jQuery, Javascript and jQuery, Ajax, Javascript, Data Manipulation, HTML and CSS, Data Validation, UI Components, Scripting, JSON, Event-Driven Programming, Scripting Languages, Web Development Tools, Web Design and Development, Web Applications, Programming Principles, Cascading Style Sheets (CSS), Game Design, Hypertext Markup Language (HTML), Object Oriented Programming (OOP)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Architecture, Real Time Data, Data Lakes, Capacity Management, Data Pipelines, PySpark, Transact-SQL, Apache Spark, Data Transformation, Data Security, Event Monitoring, Microsoft Copilot, Continuous Monitoring, Data Analysis, Workflow Management, SQL, Artificial Intelligence and Machine Learning (AI/ML), Python Programming, Warehouse Operations, Warehouse Management
Intermediate · Course · 1 - 3 Months
Rice University
Skills you'll gain: Portfolio Management, Portfolio Risk, Financial Market, Investments, Securities (Finance), Financial Systems, Securities Trading, Asset Management, Behavioral Economics, Capital Markets, Investment Management, Equities, Performance Measurement, Finance, Financial Services, Performance Analysis, Risk Management, Return On Investment, Market Liquidity, Derivatives
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Performance Tuning
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Planning, Project Planning, Cross-Functional Team Leadership, Business Planning, Brand Strategy, Operational Excellence, Brand Management, Brand Awareness, Milestones (Project Management), Project Management, Project Controls, Plan Execution, Process Improvement, Continuous Improvement Process, Risk Management, Managed Services, Stakeholder Communications, Time Management, Collaboration, Target Audience
Intermediate · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Business Strategy, Competitive Analysis, Market Dynamics, Market Analysis, Market Share, Organizational Structure, Growth Strategies, Business Transformation, Economics, Public Policies
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Computer Vision, Image Analysis, Program Development, Data Science, Real Time Data, Python Programming, Development Environment, NumPy, Machine Learning Methods, System Design and Implementation, Motion Graphics, Model Deployment, Debugging, Software Installation
Beginner · Specialization · 3 - 6 Months

Logical Operations
Skills you'll gain: Presentations, Microsoft PowerPoint, Microsoft Office, Microsoft 365, Technical Communication, Productivity Software, Graphics Software, Public Speaking, Graphic and Visual Design, Communication, User Interface (UI), Organizational Skills, Professionalism, Productivity
Mixed · Course · 1 - 3 Months