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: Conversion Funnel Analysis, Digital Analysis, Data Collection, Data-Driven Marketing, Data Literacy, Data Quality, grep, Data Validation, Dashboard Creation, Reconciliation, Campaign Planning, Event Monitoring
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Content Marketing, Blogs, Copywriting, Content Creation, Content Optimization, Web Content, Content Strategy, Digital Content, Marketing Strategies, Search Engine Optimization, Marketing Communications, Persuasive Communication, Driving engagement, Brand Strategy, Web Analytics and SEO, Writing, Brand Awareness
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Performance Tuning, System Monitoring, Data Lakes, Transact-SQL, Data Analysis Expressions (DAX), Star Schema, Microsoft Azure, Databricks, Real Time Data, Power BI, Data Storage, Analytics, Apache Spark, Data Modeling, Model Optimization, Extract, Transform, Load, PySpark, Continuous Monitoring, Data Pipelines, Dataflow
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Loss Prevention, Fraud detection, Asset Protection, Financial Controls, Regulatory Documents, Auditing, Payment Processing and Collection, Accounting, Internal Controls, Transaction Processing, Compliance Auditing, Authorization (Computing), Payment Processing, Verification And Validation, Document Control
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Oracle Databases, Scalability, Database Management, Performance Tuning, Database Management Systems, Database Architecture and Administration, System Monitoring
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: WordPress, Ajax, Development Environment, Content Management Systems, Content Management, Secure Coding, Web Development, Data Management, Web Design and Development, PHP (Scripting Language), Database Management, Dashboard Creation, Cascading Style Sheets (CSS), Application Security, Javascript
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Investment Banking, Mergers & Acquisitions, Private Equity, Business Valuation, Financial Analysis, Financial Trading, Financial Market, Entrepreneurial Finance, Banking, Risk Analysis, Capital Markets, Investments, Finance, Equities, Lending and Underwriting, Cash Flow Forecasting, Financial Forecasting, Corporate Finance, Organizational Structure
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Responsible AI, Social Media Analytics, Social Network Analysis, Data Ethics, Driving engagement, Social Impact, Behavioral Economics, Network Analysis, Game Design, Digital Analysis, AI literacy, Social Sciences, Artificial Intelligence, Systems Thinking, Data Collection, Psychology
Intermediate · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Search Engine Optimization, Web Analytics and SEO, Keyword Research, Web Analytics, Auditing, Frontend Performance, Content Strategy, Content Optimization, Performance Tuning, Digital Marketing Tools, Performance Metric
Mixed · Course · 3 - 6 Months

O.P. Jindal Global University
Skills you'll gain: Web Scraping, Research Design, Matplotlib, Research, Data Ethics, Plot (Graphics), Data Processing, Data Collection, Seaborn, Text Mining, Data Visualization, Data Science, Economics, Policy, and Social Studies, Data Literacy, Data Visualization Software, Pandas (Python Package), JSON, Data Analysis, Python Programming, Data Import/Export
Build toward a degree
Beginner · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Digital Transformation, Agile Project Management, Business Transformation, Scaled Agile Framework, Agile Methodology, Data Strategy, Leadership, Culture Transformation, Case Studies, Leadership Development, Analytics, Organizational Change, Process Development, Innovation, Business Architecture, Organizational Development, Business Analytics, Data-Driven Decision-Making, Lean Methodologies, Business Strategy
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Oracle Databases, Data Import/Export, Data Integration, Identity and Access Management, Google Cloud Platform, Extract, Transform, Load, Role-Based Access Control (RBAC), Query Languages, SQL, Database Management, Data Architecture, Database Design, Database Architecture and Administration, Data Sharing, Cloud Computing Architecture, Real Time Data, Capacity Management
Intermediate · Course · 1 - 3 Months