API Automation Training in Chennai
Learn to test APIs using Postman, REST Assured, and Swagger. Build robust API test frameworks from scratch.
200+ Hours of Quality Training
NASSCOM Accredited • NSDC Partner
ISO 9001:2005 Certified
NASSCOM Accredited • NSDC Partner
ISO 9001:2005 Certified
API Automation Training - Master REST APIs
- ✓ Master API testing using Postman, REST Assured, and modern frameworks
- ✓ Build scalable automation frameworks for RESTful APIs from scratch
- ✓ Learn real-world API testing strategies powered with industry best practices
- ✓ Integrate API automation with CI/CD pipelines for continuous testing
- ✓ 20+ years in the market with 2,00,000+ students trained & 50,000+ placed globally
- ✓ Operating in India and Australia with 22 branches worldwide
150+
Total Hours
50+
API Endpoints
5+
Real Projects
100%
Placement Ready
Benefits of Joining
10+ Real API Projects
Hands-on experience with production APIs
Free Communication Training
Improve communication and presentation skills
20+ Mock Interviews
Practice with experts to build confidence
Expert Trainers
Learn from industry professionals
Regular Evaluations
Track your progress with assessments
Latest Tools & Technologies
Learn current industry standards
Real-World Applications
Work with actual APIs from real companies
Professional Support
1000+ interview questions & preparation
Who Can Join?
Learning Path - 3 Phases
Phase 1 - API & Webservice Fundamentals
- ✓ Basic Understanding of API & Webservice
- ✓ REST vs SOAP: Concepts & Differences
- ✓ Endpoints, Headers, Query & Path Params
- ✓ HTTP Methods: GET, POST, PUT, DELETE, PATCH
- ✓ HTTP Status Codes: 1xx–5xx Series
- ✓ Request & Response Body: JSON Object & Array
- ✓ Authentication & Authorization: Basic Auth, Bearer Token
- ✓ Swagger Documentation
- ✓ API Lifecycle & Versioning
- ✓ API Documentation Best Practices
- ✓ Real-time API Examples & Use Cases
- ✓ Error Handling & Troubleshooting Basics
Phase 2 - API Automation & Tools
- ✓ Postman: Collections, Variables, Assertions, API Chaining
- ✓ HTTP Toolkit Mocking
- ✓ REST Assured: RequestSpecification & Response
- ✓ JsonPath Expressions
- ✓ Serialization & Deserialization (Object Mapper)
- ✓ API Chaining & Integration with Web Applications
- ✓ Environment Setup: Java, Maven, TestNG
- ✓ Data Driven Testing & Parameterization
- ✓ Advanced Assertions & Custom Validators
- ✓ API Automation Best Practices
- ✓ Logging, Reporting & Debugging Automation Scripts
Phase 3 - Real Projects & Domain Workflows
- ✓ E-commerce Domain: Grocery App (End-to-end order placement & cancellation)
- ✓ Hospitality Domain: Hotel Booking (Booking to cancellation)
- ✓ Travel Domain: Flight Booking (Ticketing, management, cancellation)
- ✓ Modules: Authentication (Basic, Bearer, OAuth 2.0, JWT, API Key)
- ✓ Account: Profile management, personal details, upload profile pic
- ✓ Cart & Checkout: Add, remove, update items, address & payment
- ✓ Orders: Placement, history, status updates
- ✓ Booking: Search, book, modify, cancel reservations
Choose Your Learning Mode
One-to-One Training
Flexible 1:1 Live Sessions
API Focus - Book Now
Online Classroom
Interactive API Testing Sessions
Live Classroom - Join Today
Revision Class
On-Demand API Training
Start Anytime - Begin Now
Master API Testing with Postman
Postman is the industry-leading platform for API testing. Learn to build powerful API collections, manage environments, and create automated test suites without writing complex code.
- ✓ Collections & Workspace Management
- ✓ Environment Variables & Pre-request Scripts
- ✓ Advanced Assertions & Validations
- ✓ API Chaining & Request Dependencies
- ✓ Data-Driven Testing with CSV/JSON
- ✓ Mock Servers & Monitoring
API Collections
50+
Test Cases
200+
Automation Scripts
Real-World
Automation Modules
20+
Test Scenarios
100+
Framework / Projects
3
Build Scalable API Test Automation
REST Assured is a powerful Java-based DSL (Domain Specific Language) for testing RESTful APIs. Create enterprise-level automation frameworks with minimal code and maximum maintainability.
- ✓ RequestSpecification & Response Handling
- ✓ JSON Path & XML Path Assertions
- ✓ Object Serialization & Deserialization
- ✓ API Chaining & Complex Workflows
- ✓ Authentication (Basic, OAuth, JWT)
- ✓ Integration with TestNG & Maven
Automate APIs from API Specifications
Swagger (OpenAPI) is the standard for API documentation. Learn to parse API specifications, generate test cases automatically, and validate API contracts without manual test creation.
- ✓ OpenAPI Specification Parsing
- ✓ Auto-Generate Test Cases from Swagger Files
- ✓ API Contract Validation
- ✓ Schema Validation & Type Checking
- ✓ Integration with CI/CD Pipelines
- ✓ Microservices API Testing
API Endpoints
Auto-Tested
Schema Validation
100%
Contract Coverage
Complete
The Complete API Testing Stack
Understand when and how to use Postman, REST Assured, and Swagger together for maximum automation efficiency
Postman
- ✓ Manual & Automated Testing
- ✓ Collections & Environments
- ✓ Quick Validation
- ✓ Great for Learning
- ✓ Visual Interface
- ✓ Team Collaboration
Best For:
Manual Testing & Rapid Prototyping
REST Assured
- ✓ Programmatic Testing
- ✓ Java-Based Framework
- ✓ CI/CD Integration
- ✓ Complex Workflows
- ✓ Enterprise Scale
- ✓ Performance Testing
Best For:
Enterprise Automation Frameworks
Swagger/OpenAPI
- ✓ Spec-Driven Testing
- ✓ Contract Validation
- ✓ Auto-Test Generation
- ✓ Microservices
- ✓ Schema Validation
- ✓ API Documentation
Best For:
API Contract Testing & Validation
Student Management CRUD API
Full CRUD operations with REST API including GET, POST, PUT, PATCH, DELETE operations. Test with Postman or any API client.
📍 BASE URL (Practice APIs on Request)
📋 All Endpoints
📝 Request & Response
Status: 200 OK
[
{
"id": 1,
"name": "Rahul Kumar",
"email": "rahul@example.com",
"degree": "B.Tech",
"gpa": 3.8
},
{
"id": 2,
"name": "Priya Singh",
"email": "priya@example.com",
"degree": "BCA",
"gpa": 3.9
}
] Key REST API Concepts
GET
Fetch data from server (no changes)
POST
Create new resource in server
PUT
Update entire existing resource
PATCH
Update specific fields only
DELETE
Remove resource permanently
Query Params
Filter/search: ?course=Testing&page=1
Status Codes
200 OK, 201 Created, 400 Bad Request, 404 Not Found, 500 Server Error
Path Params
Identify resource: /students/{id}
📮 How to Test in Postman
Step-by-Step Guide:
- 1. Download and open Postman
- 2. Create new request (GET, POST, etc.)
- 3. Enter endpoint URL with method
- 4. For POST/PUT: Add JSON body
- 5. Set Headers: Content-Type: application/json
- 6. Click Send and view response
Example Postman Setup:
{
"name": "Student Name",
"email": "email@example.com",
"degree": "B.Tech",
"gpa": 3.8
} Ready to Master API Automation?
Start your journey with Postman, REST Assured, and Swagger. Transform your testing skills and launch your career.
Frequently Asked Questions
What is the duration of the course? ❯
150+ hours total including instructor-led training, hands-on projects, and self-paced content.
Do I need API testing experience? ❯
No! We start from REST fundamentals and gradually progress to advanced automation frameworks.
What tools will I learn? ❯
Postman, REST Assured, Swagger/OpenAPI, Java, TestNG, Git, Maven, and Jenkins for CI/CD.
Will I get job placement support? ❯
Yes! 100% job support with resume building, interview prep, and placement assistance.
Is certification provided? ❯
Yes! Industry-recognized certification upon completion, valued by 2000+ IT companies.
Are class recordings available? ❯
Absolutely! All class recordings are provided for review and self-paced learning.
Our Branches
Visit our training centers across Chennai, Salem, and Trichy. Expert trainers ready to guide your IT journey.
Greens Technologies OMR
19, Balamurugan Garden, Rajiv Gandhi Salai, Thoraipakkam, Chennai 600097 Landmark: Opp to Geetham Restaurant.
Greens Technologies Adyar
No:11, First Street, padmanabha Nagar, Adyar, Chennai-600 020.
Greens Technologies Tambaram
No.1, Apparao Colony, Tambaram, Sanatorium, Near HP Petrol Bunk, Chennai - 600047
Greens Technologies Navalur
No: 12, Rajiv Gandhi Salai(OMR), Egattur Village, Navalur, (Just Before Navalur Tollgate), Chennai-600 035.
Greens Technologies Anna Nagar
Ground floor, New No. W-41, Old No.W122, 3rd Ave, W Block, Anna Nagar, Chennai, Tamil Nadu 600040 Landmark : Near PARAMBRIYM HOTEL & Opposite to HP PETROL BUNK
Greens Technologies Porur
149, 1C/1D, 1st Floor, Opp to DLF IT Park, Ramapuram, Chennai - 600089.
Greens Technologies Perumbakkam
1st Floor, No. 19 &20, American Advent Christian Layout, Sholinganallur to Medavakkam Main Road, Perumbakkam, Chennai - 600 100.
Greens Technologies Tambaram
No. 05, Bakthavachalam Street, West Tambaram, Chennai - 600045.
Greens Technologies Velachery
51-A, 2nd floor, Velachery Road, Dhadeswaram Nagar, Velachery, Chennai 600042.
Greens Technologies Vadapalani
79, 100 Feet Rd, Thiru Nagar Colony, NGO Colony, Vadapalani, Chennai, Tamil Nadu 600026.
Greens Technologies Mugalivakkam
No:01, Adithi Colony, Mugalivakkam MainRoad, Mugalivakkam, Porur , Chennai 600116.
Greens Technologies Trichy
75/E-3, Sri Krishna Enclave, 2nd Floor, Salai Road, Thillai Nagar, Tiruchirappalli, Tamil Nadu 620 018. Landmark : Next to kannappa Hotel
Greens Technologies Avadi
New no. 398, Old no. 577, CTH Road, Avadi Checkpost, Avadi, Tamil Nadu - 600054 Landmark: Near GRT Jewelers
Greens Technologies Mount Road
162, Second Floor, Anna Salai, Express Estate, Triplicane, Chennai, Chennai, Tamil Nadu - 600002
Greens Technologies Salem
2nd Floor, Sri Sai Kamatchi Complex, Vincent, Salem - 636007 Landmark: Opp to Government Arts College
Greens Technologies Kolathur
No : 7, 2nd Floor, Perambur Paper mills Road Kolathur, Chennai - 600099 Landmark: Near Everwin Vidhyasram school. Above Axis Bank, Kolathur
Greens Technologies T Nagar
160, North Usman Road, TNagar, Chennai 600017.
Greens Technologies Ambattur
3rd floor, No.27/A, North Park street, Secretariat Colony, Venkatapuram, Ambattur, Chennai, Tamil Nadu - 600053
Greens Technologies Guduvancheri
No.162, Grand Southern Trunk Rd, near Guduvancheri Railway Station, Nandivaram, Guduvancheri, Tamil Nadu 603202
Greens Technologies Gowriwakkam
No.280 K, Saranya Complex, Velachery Rd, Shanthi Nagar, New Kunagkurichi, Gowriwakkam, Sembakkam, Chennai, Tamil Nadu 600073
Greens Technologies Tiruvottriyur
NO.1050, 2ND FLOOR, TIRUVOTTIYUR HIGH ROAD THANGAL, above KFC, near KALADIPET, Rajakadai, METRO, Chennai, Tamil Nadu 600019