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 Validation, Pivot Tables And Charts, Dashboard, Microsoft Excel, Financial Data, Data Cleansing, Case Studies, Data Transformation, Data Quality, Data Integrity, Data Manipulation, Data Integration, Financial Analysis, Automation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Puppet (Configuration Management Tool), IT Automation, IT Infrastructure, Amazon Web Services, Linux Administration, Systems Administration, Software Configuration Management, Operating System Administration, Cloud Deployment, Automation, Package and Software Management, CI/CD, System Configuration, Security Controls, Maintainability, Scalability, Scripting Languages
Beginner · Specialization · 1 - 3 Months

Logical Operations
Skills you'll gain: Web Development Tools, Web Development, Hypertext Markup Language (HTML), HTML and CSS, Web Design and Development, Web Applications, Web Design, Web Servers, Development Environment, Apache, Software Development, Web Content, Front-End Web Development, Semantic Web, Information Architecture
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: OAuth, Microservices, Spring Boot, Containerization, Apache Kafka, Software Testing, Data Store, Docker (Software), Kubernetes, Unit Testing, Authentications, Integration Testing, Software Architecture, Security Testing, Event-Driven Programming, Restful API, Software Design Patterns, Java Programming, Role-Based Access Control (RBAC), Java
Intermediate · Course · 1 - 3 Months

Lund University
Skills you'll gain: Sustainable Business, Sustainable Design, Sustainable Development, Environment and Resource Management, Environmental Engineering, Strategic Sourcing, Environmental Science, Supply Management, Social Impact, Environmental Policy, Business Analysis, Innovation, Stakeholder Engagement, Policy Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Browser Compatibility, Performance Testing, Security Testing, Integration Testing, System Testing, API Testing, Development Environment, Software Testing, User Acceptance Testing (UAT), Acceptance Testing, Test Tools, Application Security, Test Automation, Responsive Web Design, Vulnerability Scanning, Web Applications, Docker (Software), User Interface (UI), Python Programming
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Web Analytics and SEO, Search Engine Optimization, Google Analytics, Content Performance Analysis, Keyword Research, Marketing Analytics, Content Strategy, Content Creation, Key Performance Indicators (KPIs), Performance Metric, Dashboard, Ad Hoc Analysis, Data-Driven Decision-Making, Variance Analysis, User Flows, Statistical Analysis, Quality Assessment, Corrective and Preventive Action (CAPA)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Responsible AI, Data Ethics, Model Deployment, AI Product Strategy, Technical Design, Prompt Engineering, AI Security, Artificial Intelligence and Machine Learning (AI/ML), Model Evaluation, Technical Communication, Communication, AI Workflows, MLOps (Machine Learning Operations), LLM Application, Apache Airflow, System Design and Implementation, Python Programming, CI/CD, SQL, AWS CloudFormation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software Installation
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Prompt Engineering, User Story, New Product Development, Model Based Systems Engineering, Model Evaluation, Failure Analysis, Sustainable Business, Data Mining, Field-Programmable Gate Array (FPGA), Delegation Skills, Real-Time Operating Systems, Object Oriented Design, Sampling (Statistics), Proposal Writing, Supplier Management, Accountability, Data Ethics, Sustainability Reporting, Database Design, Unsupervised Learning
Earn a degree
Degree · 1 - 4 Years

Skills you'll gain: Performance Testing, Salesforce Development, Salesforce, Performance Tuning, Performance Analysis, Application Performance Management, Software Testing, UI Components, Query Languages, Continuous Integration, DevOps, Debugging
Intermediate · Course · 1 - 3 Months

PracticalGrowth
Skills you'll gain: Constructive Feedback, Delegation Skills, Performance Management, Performance Review, Coaching, Employee Coaching, Employee Performance Management, People Development, Training and Development, Performance Measurement, Mentorship, Key Performance Indicators (KPIs), Leadership and Management, Goal Setting
Intermediate · Course · 1 - 4 Weeks