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.

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Web Servers, Distributed Computing, Network Troubleshooting, Server Side, Web Applications, Middleware, Servers, Network Monitoring, Network Architecture, System Programming, Network Protocols, Systems Architecture, Systems Design, TCP/IP, Computer Networking, Network Performance Management, System Design and Implementation, Microservices, Software Development, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, AI literacy, Data Ethics, Generative AI, Artificial Intelligence, Exploratory Data Analysis, Data Cleansing, Data-Driven Decision-Making, Real Time Data, Data Analysis, AI Integrations, AI Workflows, OpenAI API, Automation, Data Validation
★ 4 (7) · Intermediate · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: C# (Programming Language), Restful API, Unity Engine, Application Programming Interface (API), Object Oriented Programming (OOP), API Design, .NET Framework, Object Oriented Design, C++ (Programming Language), Video Game Development, ASP.NET, Object-Relational Mapping, Web Services, Back-End Web Development, Database Application, Application Development, Software Design Patterns, Database Management, Data Structures
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Make.com, Email Automation, Deepseek, Agentic Workflows, AI Workflows, AI Orchestration, LLM Application, DeepSeek API, No-Code Development, Automation, AI Integrations, Debugging
★ 4.6 (10) · Beginner · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon CloudWatch, Amazon Elastic Compute Cloud, Amazon S3, AWS CloudFormation, Amazon Web Services, Identity and Access Management, Cloud Hosting, AWS Kinesis, Cloud Applications, Amazon DynamoDB, Secure Coding, Cloud Deployment, Command-Line Interface, Cloud Development, Scalability, Microservices, Serverless Computing, Application Programming Interface (API), Data Storage Technologies
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Fine-tuning, Model Deployment, MLOps (Machine Learning Operations), AWS SageMaker, Software Documentation, Data Pipelines, AI Integrations, Tensorflow, Solution Architecture, Model Evaluation, Apache Airflow, Model Optimization, Systems Design, Transfer Learning, Unit Testing, PyTorch (Machine Learning Library), API Design, Cloud Computing, Network Architecture, Deep Learning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Node.JS, Responsive Web Design, JSON, jQuery, Restful API, HTML and CSS, Bootstrap (Front-End Framework), API Design, GitHub, Git (Version Control System), Postman API Platform, Web Design, Javascript and jQuery, Hypertext Markup Language (HTML), Web Development, MongoDB, Back-End Web Development, Full-Stack Web Development, Cascading Style Sheets (CSS), Program Development
★ 4.8 (12) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Authentications, OAuth, Back-End Web Development, Event-Driven Programming, Database Management, Object-Relational Mapping, Databases, Authorization (Computing), Redis, Secure Coding, Application Programming Interface (API), Restful API, Data Modeling, API Design, Email Automation
Intermediate · Course · 3 - 6 Months

Edureka
Skills you'll gain: Prompt Engineering, Multimodal Prompts, Prompt Patterns, Prompt Engineering Tools, LLM Application, LangChain, Large Language Modeling, Responsible AI, AI Security, Fine-tuning, OpenAI, Generative AI, AI Personalization, Context Management, Natural Language Processing, CI/CD, Python Programming, Pandas (Python Package), Application Development, Safety and Security
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Plotly, Object Oriented Programming (OOP), Matplotlib, Pandas (Python Package), Plot (Graphics), Interactive Data Visualization, Data Visualization, Seaborn, Data Analysis, File I/O, Data Visualization Software, NumPy, Data Structures, Restful API, Python Programming, Application Programming Interface (API), Data Manipulation, Programming Principles, Computer Programming, Program Development
Intermediate · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: Retrieval-Augmented Generation, Marketing Automation, Email Automation, Content Scheduling, ChatGPT, Email Marketing, MarTech, AI Product Strategy, AI Personalization, Digital Marketing Tools, OpenAI API, LLM Application, Social Media Content, Social Media Management, Automation, Generative AI Agents, Generative AI, Data-Driven Decision-Making, Business Analysis, AI Workflows
★ 3.3 (6) · Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: ASP.NET, Responsive Web Design, Web Design and Development, .NET Framework, Web Design, Web Applications, Full-Stack Web Development, Microsoft Copilot, Performance Tuning, Frontend Integration, Web Development, Restful API, Frontend Performance, Authentications, Data Modeling, Back-End Web Development, API Design, UI Components, Systems Integration, AI Workflows
★ 4.6 (12) · Beginner · Course · 1 - 4 Weeks