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.

University of Colorado Boulder
Skills you'll gain: Web Scraping, Data Integration, Data Cleansing, Data Import/Export, Data Quality, Data Preprocessing, Data Processing, Data Collection, SQL, Databases, Query Languages, Extensible Markup Language (XML), Pandas (Python Package), Application Programming Interface (API)
★ 4.5 (16) · Intermediate · Course · 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

Skills you'll gain: Application Security, Security Testing, Risk Management Framework, Systems Development Life Cycle, Secure Coding, Threat Modeling, Software Testing, Software Development, Software Development Life Cycle, Web Applications, Vulnerability Scanning, Software Development Methodologies, Application Programming Interface (API), Database Application, Agile Methodology, Data Validation
★ 5 (21) · Advanced · 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

Total Seminars
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon Elastic Compute Cloud, Amazon Web Services, Amazon S3, Serverless Computing, Cloud Computing Architecture, Cloud Infrastructure, Cloud Management, Cloud Solutions, AWS CloudFormation, Cloud Hosting, Cloud Standards, Cloud Security, Cloud Services, Cloud Development, Cloud Platforms, AWS Kinesis, Cloud API, Cloud-Based Integration, Business Solutions
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Restful API, Object Oriented Programming (OOP), Object Oriented Design, Java Programming, Spring Framework, Java, Spring Boot, API Design, Application Programming Interface (API), Hibernate (Java), Data Validation, Development Testing, Verification And Validation, Model View Controller, Authentications, Back-End Web Development, Computer Programming, Code Reusability, Object-Relational Mapping, Programming Principles
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Prompt Engineering, ChatGPT, Generative AI, OpenAI, Large Language Modeling, Multimodal Prompts, OpenAI API, LLM Application, AI powered creativity, AI Product Strategy, Creative Design, AI Integrations, Marketing Strategy and Techniques, Responsible AI, A/B Testing, Time Management
★ 4.4 (14) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Spark, Retrieval-Augmented Generation, OpenAI API, Generative AI, LLM Application, Model Evaluation, Data Preprocessing, Large Language Modeling, Generative Adversarial Networks (GANs), Predictive Modeling, Matplotlib, Keras (Neural Network Library), Fine-tuning, Transfer Learning, Deep Learning, Machine Learning Methods, Applied Machine Learning, Seaborn, Statistical Modeling, Machine Learning
★ 5 (6) · Intermediate · Specialization · 3 - 6 Months

Fundação Instituto de Administração
Skills you'll gain: Interoperability, DevOps, Information Systems Security, Cybersecurity, Cyber Attacks, Systems Integration, Application Programming Interface (API), Application Security, Cloud-Based Integration, Security Controls, Information Systems, Threat Management, Digital Transformation, Cloud Computing
★ 4.8 (15) · Beginner · Course · 1 - 4 Weeks

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

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

Google Cloud
Skills you'll gain: Serverless Computing, Cloud Applications, Database Administration, Back-End Web Development, Cloud Development, Database Development, Web Development Tools, Cloud Hosting, Cloud API, Data Store, Data Migration, Google Cloud Platform, Data Management
Beginner · Project · Less Than 2 Hours