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.

Board Infinity
Skills you'll gain: CI/CD, Jenkins, Docker (Software), Spring Boot, Continuous Integration, Configuration Management, Containerization, Scalability, Software Documentation, Application Deployment, Cloud Deployment, Java, Continuous Deployment, API Gateway, Back-End Web Development, JUnit, Application Programming Interface (API), Secure Coding, Java Programming, React.js
Intermediate · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Stored Procedure, PL/SQL, Relational Databases, Object-Relational Mapping, SQL, Data Access, Java Platform Enterprise Edition (J2EE), Databases, Data Persistence, Java, Data Manipulation, Data Mapping, Java Programming, JUnit, Object Oriented Programming (OOP), Query Languages, Database Management, Data Integrity, Database Systems, Enterprise Application Management
Beginner · Specialization · 1 - 3 Months

University of London
Skills you'll gain: Web Applications, MongoDB, Interactive Data Visualization, JavaScript Frameworks, User Interface and User Experience (UI/UX) Design, Responsive Web Design, Collaborative Software, Data Visualization Software, Full-Stack Web Development, Front-End Web Development, Application Development, Databases, User Requirements Documents, Real Time Data
Mixed · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Amazon Bedrock, Generative AI, AI Enablement, Large Language Modeling, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Saïd Business School, University of Oxford
Skills you'll gain: FinTech, Financial Inclusion, Financial Services, Mobile Banking, Banking Services, Data Sharing, Financial Regulation, Application Programming Interface (API), Financial Data, Banking, Payment Systems, International Finance, Retail Banking, API Design, Finance, Interoperability, Open Source Technology, Strategic Thinking, Data Access, General Data Protection Regulation (GDPR)
Beginner · Course · 1 - 3 Months

Anthropic
Skills you'll gain: Claude Code, Command-Line Interface, Tool Calling, LLM Application, Software Development Tools, GitHub, Context Management, Code Review, Computer Programming Tools, Software Development, Generative AI Agents, Automation, Software Engineering
Mixed · Course · 1 - 4 Weeks

Amazon Web Services
Skills you'll gain: Extract, Transform, Load, Data-Driven Decision-Making, Amazon Web Services, Data Warehousing, Big Data, Databases, Business Analytics, NoSQL, Data Analysis, Data Pipelines, Unstructured Data, Data Processing, SQL, Data Storage, Data Architecture, Relational Databases, Data Transformation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, React.js, Authentications, Containerization, OAuth, Cloud Deployment, Back-End Web Development, PostgreSQL, API Gateway, Software Documentation, Amazon Web Services, Cloud Applications, Event-Driven Programming, Front-End Web Development, Python Programming, Database Management, Restful API, SQL, API Design, Databases
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Microsoft Power Automate/Flow, Microsoft Power Platform, Data Analysis Expressions (DAX), Power Apps Component Framework, Power BI, Microsoft Azure, Dashboard, Workflow Management, Process Analysis, Microsoft Copilot, Process Mapping, AI Workflows, Business Process Automation, Microsoft 365, Process Optimization, Automation, Microsoft Visual Studio, Restful API, Application Lifecycle Management, JSON
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Microsoft Azure, Development Testing, Application Deployment, LLM Application, Multimodal Prompts, Artificial Intelligence, Test Case, Agentic systems, Retrieval-Augmented Generation, Application Programming Interface (API), Natural Language Processing, Technical Documentation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud API, Google Cloud Platform, Text Mining, Application Programming Interface (API), LLM Application, Generative AI, Natural Language Processing, Jupyter, Python Programming, Classification Algorithms
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado System
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon Web Services, Amazon Elastic Compute Cloud, Cloud Computing, Cloud Security, Load Balancing, User Accounts, Apache, Web Servers, System Configuration, Command-Line Interface, Linux, Debugging, Network Routing
Beginner · Course · 1 - 4 Weeks