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 Minnesota
Skills you'll gain: Open Web Application Security Project (OWASP), Cloud Security, Authentications, Key Management, Cloud Applications, Application Security, Cloud Development, Secure Coding, DevSecOps, Cloud Computing, Cloud Services, Identity and Access Management, Multi-Factor Authentication, Data Security, Cryptography, Cryptographic Protocols, Application Programming Interface (API), Web Servers, Transaction Processing, Server Side
★ 4.3 (27) · Intermediate · Course · 1 - 4 Weeks

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: 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

Board Infinity
Skills you'll gain: Kotlin, Android Jetpack, Cross Platform Development, Mobile Development, Cloud Deployment, Android Development, Mobile Development Tools, Code Reusability, Back-End Web Development, UI Components, Server Side, Google Cloud Platform, Cloud Development, Frontend Integration, MongoDB, Interoperability, User Interface (UI), Web Applications, Systems Integration, Restful API
Intermediate · Course · 1 - 4 Weeks

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

Skills you'll gain: Kubernetes, Docker (Software), Prometheus (Software), Cloud-Native Computing, Containerization, Package and Software Management, CI/CD, Grafana, DevOps, YAML, Application Deployment, Role-Based Access Control (RBAC), Application Programming Interface (API)
★ 5 (7) · Beginner · Course · 1 - 3 Months

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

DeepLearning.AI
Skills you'll gain: AI Orchestration, LLM Application, AI Workflows, OpenAI API, Agentic Workflows, Tool Calling, Generative AI Agents, Retrieval-Augmented Generation, Agentic systems, Data Pipelines
★ 4.5 (14) · Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Real-Time Operating Systems, Embedded Software, Internet Of Things, Embedded Systems, Serial Peripheral Interface, System Programming, Emerging Technologies, Communication Systems, Program Development, Application Programming Interface (API), Operating Systems, Peripheral Devices, Digital Communications, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

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: Test Driven Development (TDD), Unit Testing, Test Planning, Debugging, Browser Compatibility, Performance Testing, Security Testing, Software Testing, System Testing, Test Script Development, Behavior-Driven Development, API Testing, Code Coverage, Integration Testing, Development Testing, Test Case, Test Automation, Continuous Delivery, Software Development Tools, Site Reliability Engineering
Intermediate · Specialization · 1 - 3 Months