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.

DeepLearning.AI
Skills you'll gain: Tensorflow, Deep Learning, Keras (Neural Network Library), Convolutional Neural Networks, Model Optimization, Model Training, Artificial Neural Networks, Model Evaluation
★ 4.9 (1.1K) · Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Prompt Engineering, Anthropic Claude, Prompt Patterns, Responsible AI, OpenAI API, AI Integrations, Cloud Deployment, Cloud Applications, Cloud Development, LLM Application, OpenAI, HTML and CSS, Hypertext Markup Language (HTML), ChatGPT, Application Deployment, Mobile Development, API Gateway, Web Applications, Debugging, Artificial Intelligence
★ 4.5 (348) · Intermediate · Specialization · 3 - 6 Months

University of Alberta
Skills you'll gain: Service Oriented Architecture, API Design, Web Services, Simple Object Access Protocol (SOAP), Microservices, Restful API, Software Architecture, Application Programming Interface (API), Web Applications, Software Design, JSON, Web Development, Extensible Markup Language (XML), Android Development
★ 4.5 (592) · Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Cryptography, Public Key Infrastructure, Cybersecurity, Information Systems Security, Data Security, Firewall, Cyber Attacks, Data Encryption Standard, Penetration Testing, Network Security, Encryption, Exploit development, Advanced Encryption Standard (AES), Cryptographic Protocols, Intrusion Detection and Prevention, Metasploit, Application Security, Security Testing, Cyber Security Policies, Security Controls
★ 4 (599) · Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Microsoft Copilot, CI/CD, Cascading Style Sheets (CSS), GitHub, C# (Programming Language), HTML and CSS, Azure DevOps, Load Balancing, Object Oriented Design, Continuous Integration, Version Control, Git (Version Control System), Role-Based Access Control (RBAC), Continuous Delivery, Scalability, ASP.NET, Full-Stack Web Development, SQL, .NET Framework, Graph Theory
★ 4.6 (445) · Beginner · Professional Certificate · 3 - 6 Months

Google Cloud
Skills you'll gain: Apache Kafka, Data Pipelines, Google Cloud Platform, Java, Cloud Platforms, Cloud API, Java Programming, Network Analysis
★ 3.8 (27) · Beginner · Project · Less Than 2 Hours

Nanjing University
Skills you'll gain: Data Processing, Data Mining, Data Structures, Data Presentation, Object Oriented Programming (OOP), Web Scraping, Data Capture, Data Analysis, Python Programming, Pandas (Python Package), NumPy, Data Visualization, Data Manipulation, Matplotlib, User Interface (UI) Design
★ 4.1 (378) · Beginner · Course · 1 - 3 Months

Skills you'll gain: LangGraph, Generative AI Agents, AI Orchestration, LangChain, Agentic systems, AI Workflows, OpenAI API, Agentic Workflows, LLM Application, Artificial Intelligence, AI Integrations, User Interface (UI), Python Programming, Context Management, Development Environment
★ 4.5 (63) · Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: Anthropic Claude, Prompt Engineering, LLM Application, Generative AI, Large Language Modeling, Multimodal Prompts, Cloud API, AI literacy, Artificial Intelligence, Responsible AI, Application Programming Interface (API), Cloud Deployment
★ 4.4 (28) · Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: ASP.NET, Microsoft Copilot, .NET Framework, Application Programming Interface (API), Middleware, Server Side, C# (Programming Language), API Design, Back-End Web Development, Application Frameworks, Secure Coding
★ 4.6 (73) · Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML), Model Training, Model Deployment, Microsoft Azure, Artificial Intelligence, Applied Machine Learning, Python Programming, Machine Learning Methods, Machine Learning, Machine Learning Algorithms, Data Science, Image Analysis, Computer Vision, Process Driven Development, Natural Language Processing, Application Programming Interface (API)
★ 4.4 (978) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Fine-tuning, Tensorflow, Keras (Neural Network Library), Model Training, Model Evaluation, Transfer Learning, Natural Language Processing, Data Preprocessing, Deep Learning, Data Pipelines
★ 4.6 (212) · Intermediate · Guided Project · Less Than 2 Hours