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: Systems Architecture, AI Integrations, Cloud Deployment, Systems Design, Model Deployment, System Design and Implementation, Solution Architecture, Cloud Computing Architecture, Scalability, Artificial Intelligence and Machine Learning (AI/ML), Model Training, Systems Integration, Cloud Management, Distributed Computing, Cloud Services, Performance Tuning, Application Programming Interface (API), Restful API, Requirements Analysis, Business Requirements
Intermediate · Course · 1 - 3 Months

Skills you'll gain: International Financial Reporting Standards, Profit and Loss (P&L) Management, Business Valuation, Consolidation, Technical Accounting, Financial Reporting, Standard Accounting Practices, Financial Analysis, Financial Accounting, Mergers & Acquisitions, Financial Statement Analysis, Accounting, Balance Sheet, Financial Statements, Equities
★ 4.5 (26) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Wireless Networks, Network Planning And Design, Cloud Management, Network Infrastructure, Network Architecture, Networking Hardware, General Networking, Identity and Access Management, Network Monitoring, Network Troubleshooting, System Configuration, Role-Based Access Control (RBAC), Capacity Management, User Accounts
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Convolutional Neural Networks, Model Optimization, Model Evaluation, Keras (Neural Network Library), Image Analysis, Deep Learning, Artificial Neural Networks, Applied Machine Learning, Computer Vision, Model Training, Dimensionality Reduction, PyTorch (Machine Learning Library), Tensorflow, Machine Learning Methods, Performance Tuning, Artificial Intelligence, Bayesian Statistics
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Redshift, AWS Identity and Access Management (IAM), AWS SageMaker, Amazon Web Services, AWS Kinesis, Amazon DynamoDB, Identity and Access Management, Amazon S3, Encryption, Data Infrastructure, Data Pipelines, Apache Spark, Dataflow, Big Data, Apache Hive, Data Storage Technologies, Kibana, Data Visualization Software, Data Storage, Data Visualization
Advanced · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Data Ethics, Responsible AI, No-Code Development, AI Integrations, AI Enablement, Regulatory Requirements, Compliance Management, Regulatory Compliance, Business Transformation, Business Process Automation, Business Process, Data Management, Risk Mitigation, Risk Analysis, Return On Investment, Digital Transformation, Business Leadership, Change Management, Data-Driven Decision-Making, Predictive Analytics
Beginner · Specialization · 1 - 3 Months

Edureka
Skills you'll gain: Decision Intelligence, Responsible AI, Generative AI Agents, Predictive Modeling, Agentic Workflows, Decision Support Systems, Business Intelligence, Data-Driven Decision-Making, Strategic Decision-Making, Decision Making, Business Analytics, Agentic systems, MLOps (Machine Learning Operations), Forecasting, Data Storytelling, Predictive Analytics, Machine Learning, Scikit Learn (Machine Learning Library), Data Security, Text Mining
Intermediate · Specialization · 1 - 3 Months
Skills you'll gain: Responsible AI, Google Gemini, HR Tech, Compensation and Benefits, Anthropic Claude, Human Resources, Human Resource Strategy, Forecasting, Governance, Mitigation
Intermediate · Course · 1 - 4 Weeks

Universitat Politècnica de València
Skills you'll gain: SQL, Database Management Systems, Data Integrity, Database Management, Relational Databases, Database Systems, Database Administration, Databases, Database Theory, Query Languages, Database Design, Secure Coding, Back-End Web Development, Web Applications, Application Security, Data Manipulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Dashboard Creation, People Analytics, Business Reporting, Business Intelligence, Data Storytelling, Business Analysis, Business Analytics, Data Validation, Data Transformation
★ 5 (7) · Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Responsive Web Design, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), HTML and CSS, Web Development Tools, Web Development, Javascript, JavaScript Frameworks, Web Content, Frontend Performance, Web Servers, Software Development Tools, Web Design and Development, Web Design, Front-End Web Development, Web Applications, Apache, Development Environment, Semantic Web, Software Development
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Animation and Game Design, UI Components, Program Development, User Interface (UI) Design, Scripting Languages, Data Persistence
Intermediate · Course · 1 - 3 Months