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: Artificial Neural Networks, Tensorflow, Keras (Neural Network Library), Data-Driven Decision-Making, Applied Machine Learning, Machine Learning Software, Deep Learning, Machine Learning, Feature Engineering, Risking, Model Evaluation, Mortgage Loans, Consumer Lending
★ 4.5 (33) · Intermediate · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: LLM Application, Large Language Modeling, Model Deployment, Embeddings, Application Programming Interface (API), Restful API, Natural Language Processing, Command-Line Interface, Open Source Technology, Machine Learning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: React.js, Continuous Deployment, Application Deployment, Cloud Deployment, Web Applications, UI Components, Javascript, Bootstrap (Front-End Framework), JavaScript Frameworks, Development Environment, User Interface (UI), Cascading Style Sheets (CSS), Application Programming Interface (API)
★ 5 (10) · Beginner · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Responsive Web Design, Restful API, User Interface (UI) Design, Application Programming Interface (API), Web Development Tools, User Interface (UI), Web Design and Development, Database Design, HTML and CSS, User Interface and User Experience (UI/UX) Design, API Gateway, API Design, Front-End Web Development, Web Design, MongoDB, Cascading Style Sheets (CSS), Database Theory, Database Management, OAuth, Software Documentation
★ 4.9 (10) · Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: React.js, Cascading Style Sheets (CSS), JavaScript Frameworks, UI Components, Code Reusability, Restful API, HTML and CSS, Web Applications, Web Development, Javascript, Application Development, Computer Programming
★ 4.1 (14) · Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Digital Transformation, Google Workspace, Google Cloud Platform, Business Transformation, Cloud Development, Cloud Applications, Cloud Management, Application Development, Collaborative Software, Productivity Software, Data Storage Technologies, Cloud Solutions, Data Storage, Organizational Development, Cloud Storage, Artificial Intelligence and Machine Learning (AI/ML), Cloud Computing, Cost Management, Cloud Platforms, Cloud Infrastructure
★ 4.7 (66) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Software Documentation, Test Automation, Generative AI, Software Testing, AI Security, Vulnerability Scanning, Vulnerability Assessments, Test Case, Secure Coding, Full-Stack Web Development, Technical Documentation
★ 4.2 (18) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Orchestration, Prompt Patterns, AI Workflows, Agentic Workflows, AI Integrations, OpenAI API, Token Optimization, Test Script Development, Context Management, Code Reusability, Secure Coding, Memory Management, Authentications
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Model Context Protocol, Agentic systems, Retrieval-Augmented Generation, Prompt Engineering, Agentic Workflows, Tool Calling, Google Gemini, AI Workflows, Generative AI Agents, AI Orchestration, Server Side, Node.JS, Vector Databases, MongoDB, Embeddings, Large Language Modeling, Natural Language Processing, Web Development, Machine Learning, Javascript
Beginner · Specialization · 1 - 3 Months

Google DeepMind
Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, Google Gemini, Vibe coding, Gemini, Program Development, Google Cloud Platform, Key Management, Application Programming Interface (API), Cloud Deployment, AI Integrations, LLM Application, AI Workflows, Cloud Applications, Cloud Development, Generative AI, Prototyping, Model Evaluation, Natural Language Processing, Real Time Data
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: OpenAI API, SQL, ChatGPT, Prompt Engineering, OpenAI, Pandas (Python Package), Query Languages, Natural Language Processing, Generative AI, Data Import/Export, Data Manipulation, Databases, Data Wrangling, Python Programming, Large Language Modeling, Machine Learning, Software Engineering
★ 4.4 (7) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Integrity, Database Architecture and Administration, Data Integration, Power BI, Data Maintenance, Database Administration, Database Management, Microsoft SQL Servers, Data Validation, Relational Databases, Databases, Application Programming Interface (API), Dashboard Creation, Dashboard, Data Quality, Interactive Data Visualization, Business Intelligence, Data Security, Systems Integration, Role-Based Access Control (RBAC)
★ 4.8 (25) · Beginner · Course · 1 - 4 Weeks