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.

LearnKartS
Skills you'll gain: Penetration Testing, Security Testing, Cybersecurity, Cyber Attacks, Cyber Security Assessment, Network Security, Security Awareness, Information Systems Security, Application Security, Cyber Risk, Network Monitoring, Cloud Security, Authorization (Computing), Linux Commands, Artificial Intelligence, ChatGPT
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Command-Line Interface, Google Cloud Platform, Test Tools, Cloud API, API Testing, Application Programming Interface (API), Python Programming, Document Management
Beginner · Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Stored Procedure, PL/SQL, Relational Databases, Object-Relational Mapping, SQL, Data Access, Databases, Database Design, Data Persistence, Object Oriented Design, Java, Data Manipulation, Data Mapping, Java Programming, Database Development, JUnit, Object Oriented Programming (OOP), Database Software, Query Languages, Database Management
Beginner · Specialization · 1 - 3 Months
Amazon Web Services
Skills you'll gain: Generative AI, Generative AI Agents, Amazon Bedrock, Agentic systems, AI Product Strategy, Responsible AI, Agentic Workflows, AI Integrations, LLM Application, Application Programming Interface (API), Application Development, Amazon Web Services, Data Governance, Commercialization, Cost Management, Personally Identifiable Information, Cost Containment, Cost Control, Model Training, Compliance Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Google Ads, Meta Ads Manager, Promotions and Campaigns, Facebook, Bidding, Campaign Planning, Keyword Research, Digital Marketing Campaigns, Advertising Campaigns, Online Advertising, Performance marketing, Social Media Campaigns, Pay Per Click Advertising, Search Engine Marketing, Campaign Management, Pinterest, Data-Driven Marketing, Digital Advertising, TikTok, Advertising
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Software Documentation, API Testing, Test Automation, Generative AI, Software Testing, AI Security, Vulnerability Scanning, Vulnerability Assessments, Test Case, Secure Coding, Full-Stack Web Development, Technical Documentation
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: AI Security, Threat Modeling, Open Web Application Security Project (OWASP), Security Testing, Retrieval-Augmented Generation, Software Architecture, API Design, Test Automation, Vulnerability Management, Agentic systems, Systems Design, Model Evaluation, Test Driven Development (TDD), CI/CD, Python Programming, Continuous Deployment, Dependency Analysis, Large Language Modeling, Machine Learning, Performance Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: MongoDB, Restful API, API Design, NoSQL, Database Development, Node.JS, Query Languages, Operational Databases, Database Systems, Application Programming Interface (API), Database Management, Distributed Computing, Data Store, Database Design, Database Architecture and Administration, Performance Tuning, Object-Relational Mapping, Scalability, Data Modeling, Data Validation
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: DeepSeek API, Deepseek, User Interface (UI), LLM Application, AI Workflows, AI Integrations, Human Computer Interaction, Agentic Workflows, Retrieval-Augmented Generation, AI Product Strategy, Embeddings, Application Deployment, Case Studies
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: PostgreSQL, JSON, Database Management Systems, Query Languages, SQL, Databases, Natural Language Processing, Database Management, Data Processing, Application Programming Interface (API), Data Storage, Python Programming
Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Tensorflow, Keras (Neural Network Library), Model Evaluation, Deep Learning, Image Analysis, Model Training, Convolutional Neural Networks, Computer Programming, Model Optimization, Data Validation, Applied Machine Learning, Supervised Learning, Computer Vision, Artificial Neural Networks, Data Persistence
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Dashboard Creation, Google Cloud Platform, Data Lakes, Dataflow, Data Pipelines, Feature Engineering, Data Store, Model Deployment, Apache Kafka, Dashboard, Tensorflow, Data Warehousing, Data Architecture, Apache Spark, Data Governance, Real Time Data, Data Storage Technologies, Data Migration, Big Data, Serverless Computing
Intermediate · Specialization · 3 - 6 Months