API courses can help you learn how to design, build, and test application programming interfaces, as well as understand RESTful services and authentication methods. You can build skills in data exchange formats like JSON and XML, error handling, and API documentation practices. Many courses introduce tools such as Postman for testing APIs, Swagger for documentation, and various programming languages like Python or JavaScript to implement API calls, allowing you to effectively integrate and manage data across different systems.

Skills you'll gain: PySpark, Apache Spark, Data Pipelines, Data Processing, AI Personalization, Dimensionality Reduction, OpenAI API, Data Manipulation, Pandas (Python Package), Data Transformation, Predictive Modeling, Unsupervised Learning, Applied Machine Learning, Scatter Plots, Embeddings, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: ASP.NET, Model View Controller, .NET Framework, Order Management, Object-Relational Mapping, Application Deployment, User Accounts, Database Management, Data Access, Full-Stack Web Development, Web Development, Authentications, Web Applications, User Interface and User Experience (UI/UX) Design, User Interface (UI), Authorization (Computing), Role-Based Access Control (RBAC), Software Architecture, Microsoft Azure, OAuth
Intermediate · Specialization · 3 - 6 Months

LearnKartS
Skills you'll gain: Retrieval-Augmented Generation, Marketing Automation, Email Automation, ChatGPT, Email Marketing, AI Enablement, OpenAI API, Business Process Automation, Social Media Content, Analytics, Social Media Management, Prompt Engineering, Automation, Marketing Strategy and Techniques, Generative AI, Artificial Intelligence, Data-Driven Decision-Making, Social Media Marketing, Social Media, Content Creation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: LLM Application, Prompt Patterns, OpenAI API, Large Language Modeling, AI Enablement, Generative AI Agents, Retrieval-Augmented Generation, OpenAI, Microsoft Azure, AI Orchestration, AI Personalization, Microsoft Development Tools, Development Environment, Microsoft Visual Studio, Artificial Intelligence, Software Development Tools
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Orchestration, Model Deployment, AI Workflows, Agentic Workflows, Generative AI Agents, Agentic systems, AI Security, Artificial Intelligence, Prompt Engineering, Generative AI, Product Support, OpenAI API, Retrieval-Augmented Generation
Advanced · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Kubernetes, Docker (Software), Application Deployment, Cloud Deployment, Google App Engine, Google Cloud Platform, Distributed Computing, API Testing, Performance Testing, DevOps, Restful API, Web Development
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Cloud-Native Computing, Enterprise Architecture, CI/CD, Cloud Applications, Unified Modeling Language, Microservices, Cloud Infrastructure, Cloud Computing, Docker (Software), Data Modeling, Requirements Analysis, Software Systems, Architectural Design, Software Development Life Cycle, Stakeholder Engagement, Application Programming Interface (API), Database Design, Database Management, Data Governance, SQL
Advanced · Course · 1 - 3 Months

Skills you'll gain: AI Workflows, Agentic Workflows, Deepseek, Automation, DeepSeek API, OpenAI API, Agentic systems, Google Sheets
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Large Language Modeling, LLM Application, Retrieval-Augmented Generation, ChatGPT, Natural Language Processing, Generative AI Agents, OpenAI API, Model Deployment, Embeddings, Transfer Learning, Generative Model Architectures, Multimodal Prompts, Generative AI, Cloud Deployment, Responsible AI, Artificial Intelligence and Machine Learning (AI/ML), AI Personalization, Cost Management, Machine Learning
Intermediate · Specialization · 1 - 4 Weeks

Coursera
Skills you'll gain: Salesforce, Salesforce Development, Systems Integration, Customer Relationship Management, Customer Relationship Management (CRM) Software, Data Integration, Contract Management, AI Enablement, Responsible AI, Web Services, Business Reporting, Sales Operations, Integration Testing, Artificial Intelligence, Application Programming Interface (API), Software Design Patterns, Security Controls, Customer Data Management, Analytics, Data Security
Advanced · Specialization · 1 - 4 Weeks

Scrimba
Skills you'll gain: Node.JS, JSON, Server Side, Web Development Tools, Back-End Web Development, JavaScript Frameworks, Web Servers, Application Programming Interface (API), Restful API, Javascript, Web Development, Package and Software Management, Routing Protocols, Software Design Patterns, Maintainability, Servers
Intermediate · Course · 1 - 4 Weeks

Codio
Skills you'll gain: Model View Controller, Test Driven Development (TDD), Restful API, Vue.JS, Full-Stack Web Development, Frontend Integration, Web Applications, Unit Testing, Server Side, Javascript, HTML and CSS, Cascading Style Sheets (CSS), User Interface (UI)
Intermediate · Course · 1 - 4 Weeks