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: Real Time Data, Data Lakes, Model Deployment, Google Cloud Platform, Feature Engineering, PySpark, Data Pipelines, Cloud Storage, Data Import/Export, Dataflow, Big Data, Apache Spark, Apache Hadoop, Dashboard, Data Architecture, Data Governance, Apache Kafka, Data Infrastructure, Tensorflow, Data Warehousing
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Test Driven Development (TDD), Unit Testing, Test Planning, Debugging, Browser Compatibility, Performance Testing, Security Testing, Software Testing, System Testing, Test Script Development, Behavior-Driven Development, API Testing, Code Coverage, Integration Testing, Test Case, Test Automation, Test Tools, Development Environment, Code Review, Continuous Delivery
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Data Governance, Role-Based Access Control (RBAC), Responsible AI, Governance, Data Management, Generative AI, Metadata Management, Security Controls, AI Security, Data Quality, Data Access, Identity and Access Management, Benchmarking, Data Security, Compliance Management, Quality Assurance and Control
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Data Science, Data Management, Data Analysis, Data-Driven Decision-Making, Project Design, Performance Metric, Software Engineering, Machine Learning, Statistical Inference
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Microsoft Word, Microsoft Office, Excel Macros, Microsoft Windows, Productivity Software, Document Management, Writing and Editing, Computer Literacy, Business Writing, Technical Documentation, Web Content, Proofreading, Collaborative Software, Writing, Collaboration, Editing, Web Content Accessibility Guidelines, Report Writing, Business Communication, Productivity
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Angular, JavaScript Frameworks, Unit Testing, Ajax, Cloud Applications, Web Applications, Web Components, Front-End Web Development, Web Development, Javascript, Model View Controller, Software Architecture, Hypertext Markup Language (HTML), UI Components, Software Design Patterns
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Theoretical Computer Science, Algorithms, Graph Theory, Data Structures, Operations Research, Public Key Cryptography Standards (PKCS), Cryptography, Programming Principles, Computational Thinking, Pseudocode, Design Strategies, Computer Science, Tree Maps, Encryption, Linear Algebra, Combinatorics, Data Science, Mathematical Modeling, Advanced Mathematics, Python Programming
Build toward a degree
Advanced · Specialization · 3 - 6 Months
University of Colorado Boulder
Skills you'll gain: Electrical Safety, Electrical Systems, High Voltage, Simulations, Electronic Components, Safety Standards, Estimation, Control Systems, Basic Electrical Systems, Thermal Management, Mathematical Modeling, Power Electronics, Electrical Power, Probability, Electrical Engineering, Electronic Systems, Model Evaluation, Simulation and Simulation Software, Engineering Calculations, Machine Learning Methods
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Validation, Extract, Transform, Load, Data Migration, Data Warehousing, Test Case, Consolidation, Data Integrity, Regression Testing, Data Integration, Data Transformation, Data Pipelines, Data Mapping, SQL, Analytics, Business Requirements
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Lakes, Data Security, Data Transformation, Apache Spark, Disaster Recovery, Cloud Infrastructure, Infrastructure as Code (IaC), Database Architecture and Administration, PySpark, Performance Tuning, Terraform, Data Warehousing, Extract, Transform, Load, Data Architecture, Data Integration, Cloud Computing, SQL, Data Pipelines, Data Governance, Apache Airflow
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Excel Macros, Visual Basic (Programming Language), Programming Principles, Data Import/Export, Microsoft Excel, Problem Solving, Computer Programming, Spreadsheet Software, Simulations, Code Review, Algorithms, UI Components, Debugging, Data Management, User Interface (UI), File I/O, Data Cleansing, Automation, Data Validation
Beginner · Specialization · 3 - 6 Months

John Wiley & Sons
Skills you'll gain: Team Motivation, Team Performance Management, Team Building, Team Leadership, Teamwork, Management Training And Development, Organizational Leadership, Positivity, Leadership, Collaboration, Leadership Development, Conflict Management, Goal Setting, Culture Transformation, Visionary, Continuous Improvement Process, Empowerment, Trustworthiness, Verbal Communication Skills
Beginner · Course · 1 - 3 Months