RESTful API courses can help you learn how to design, implement, and consume APIs, as well as understand HTTP methods, status codes, and data formats like JSON and XML. You can build skills in authentication techniques, error handling, and versioning strategies to ensure robust API functionality. Many courses introduce tools such as Postman for testing APIs and Swagger for documentation, that support streamlining the development process and enhancing collaboration among teams.

Skills you'll gain: Data Structures, Algorithms, Javascript, Code Reusability, Programming Principles, Development Environment, Computer Programming, Application Programming Interface (API), Debugging, Hypertext Markup Language (HTML), HTML and CSS, Theoretical Computer Science, Computational Thinking, Performance Tuning, Data Management, Cascading Style Sheets (CSS)
Beginner · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: iOS Development, Apple iOS, Apple Xcode, Swift Programming, Core Data (Software), Mobile Development, Secure Coding, Application Deployment, Scalability, User Interface (UI) Design, UI Components, Integrated Development Environments, Apple software proficiency, User Interface (UI), Back-End Web Development, Debugging, Data Persistence, Data Management, Performance Tuning, Programming Principles
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Google Cloud Platform, Embeddings, Artificial Intelligence, Image Analysis, Multimodal Prompts, Vector Databases, AI Integrations
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Cloud-Native Computing, Enterprise Architecture, CI/CD, Cloud Applications, Unified Modeling Language, Microservices, Cloud Infrastructure, Cloud Computing, Docker (Software), Data Modeling, Requirements Analysis, Software Systems, Architectural Design, Software Development Life Cycle, Stakeholder Engagement, Application Programming Interface (API), Database Design, Database Management, Data Governance, SQL
Advanced · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google App Engine, Cloud API, Firewall, Google Cloud Platform, Cloud Applications, Application Programming Interface (API), Application Deployment, Cloud Deployment, Cloud Management, Software Versioning, Application Development, Version Control
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Graphic and Visual Design, User Interface (UI) Design, Graphical Tools, Python Programming, Visualization (Computer Graphics), Computer Graphics, Computer Graphic Techniques, Application Programming Interface (API)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Jest (JavaScript Testing Framework), React.js, React Redux, Cloud Deployment, Application Deployment, Software Testing, Web Development, JavaScript Frameworks, Code Reusability, Software Architecture, Full-Stack Web Development, Context Management, Front-End Web Development, Real Time Data, Frontend Integration, Application Programming Interface (API), Event-Driven Programming, Cascading Style Sheets (CSS), Frontend Performance, Development Environment
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Apache Spark, Data Pipelines, PySpark, Real Time Data, Data Transformation, SQL, Data Processing, Data Analysis
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Code Review, Web Presence, Software Documentation
Advanced · Course · 1 - 3 Months

Skills you'll gain: LangChain, Generative AI Agents, Development Environment, Agentic systems, Artificial Intelligence, Agentic Workflows, Database Development, Tool Calling, LLM Application, Database Management, SQL, Database Application, OpenAI API
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Artificial Intelligence, LLM Application, Large Language Modeling, Embeddings, AI Integrations, Generative AI, Natural Language Processing, Python Programming, Application Programming Interface (API), Scripting
Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Salesforce, Salesforce Development, Systems Integration, Customer Relationship Management, Customer Relationship Management (CRM) Software, Data Integration, Contract Management, AI Enablement, Responsible AI, Web Services, Business Reporting, Data Ethics, Customer Analysis, AI literacy, Artificial Intelligence, Application Programming Interface (API), AI Integrations, Software Design Patterns, Software Design, Data Security
Advanced · Specialization · 1 - 4 Weeks