API Automation

AI WhatsApp Business Automation Platform

Manual and Automation QA Engineer

AI-powered WhatsApp Business automation platform enabling e-commerce and local businesses to automate customer conversations, order tracking, FAQ responses, and lead capture at scale.

SaaS
January 2025 - Present

Tools & Technologies

Testing Tools

Selenium WebDriverPostmanJIRATestNGJenkinsk6Twilio API

Technologies

PythonNode.jsAgileWhatsApp Business APIWebhooksREST APIsRedisMongoDB

Problem Statement

E-commerce businesses and local shops struggled to manage high volumes of customer inquiries on WhatsApp manually. Staff couldn't respond 24/7, leading to missed sales opportunities, delayed order status updates, and frustrated customers asking repetitive FAQ questions. Businesses needed an affordable automation solution that could handle conversations at scale while maintaining a personal touch.

Approach

Designed and executed comprehensive test suites for WhatsApp Business API integration, AI chatbot conversation flows, order status webhook processing, and lead capture workflows. Validated message template approvals, delivery receipts, media handling, and multi-language support. Performed end-to-end testing for e-commerce platform integrations (Shopify, WooCommerce).

Testing & Automation Strategy

Collaborated with developers and AI engineers to test conversation flow accuracy, intent recognition, and fallback handling for edge cases. Performed API testing for WhatsApp Cloud API endpoints, webhook signature verification, and rate limit handling. Conducted load testing to ensure platform stability during high-volume campaigns and flash sales.

CI/CD Integration

Integrated automated API tests with Jenkins for continuous validation of message delivery, webhook processing, and AI response accuracy. Set up monitoring for message delivery rates, response latency, and conversation completion metrics. Implemented automated regression tests for each WhatsApp API version update.

Before vs After Comparisons

Manual vs Automated WhatsApp Support

Manual Responses

Staff manually responding to WhatsApp messages during business hours, often missing messages and providing inconsistent answers.

AI Automation

AI-powered chatbot instantly responding to customer queries with consistent, accurate answers and seamless handoff to humans when needed.

Key Improvements

Response Time

100%
Manual Responses
2-4 hours
AI Automation
<5 seconds

Availability

200%
Manual Responses
8 hrs/day
AI Automation
24/7

Messages Handled/Day

15285%
Manual Responses
50-80
AI Automation
Unlimited

Response Consistency

52%
Manual Responses
65%
AI Automation
99%

Order Status Query Handling

Manual Lookup

Staff manually checking order management system, copying tracking info, and typing responses for each inquiry.

Automated Tracking

Real-time integration with Shopify/WooCommerce automatically pulling order status and sending proactive shipping updates.

Key Improvements

Time per Inquiry

99%
Manual Lookup
5-8 minutes
Automated Tracking
3 seconds

Accuracy

14%
Manual Lookup
88%
Automated Tracking
100%

Proactive Updates

Manual Lookup
None
Automated Tracking
Automatic

Staff Hours/Day

100%
Manual Lookup
4 hours
Automated Tracking
0 hours

Lead Capture & Qualification

Manual Collection

Staff manually collecting customer information, typing into CRM, and following up when available.

AI Lead Capture

AI chatbot automatically qualifies leads, captures contact info, and syncs to CRM with instant follow-up sequences.

Key Improvements

Lead Capture Rate

123%
Manual Collection
35%
AI Lead Capture
78%

Data Entry Time

100%
Manual Collection
8 min/lead
AI Lead Capture
0 (Instant)

Follow-up Speed

100%
Manual Collection
24-48 hours
AI Lead Capture
Immediate

Lead Drop-off

67%
Manual Collection
55%
AI Lead Capture
18%

FAQ & Common Query Resolution

Repetitive Manual Answers

Staff answering the same questions repeatedly, often with slight variations causing customer confusion.

AI FAQ Bot

AI instantly handles 70%+ of queries with accurate, consistent responses, freeing staff for complex issues.

Key Improvements

FAQ % of Queries

0%
Repetitive Manual Answers
70%
AI FAQ Bot
70% (Auto)

Avg Resolution Time

99%
Repetitive Manual Answers
15 minutes
AI FAQ Bot
<10 seconds

Staff Burnout

81%
Repetitive Manual Answers
High
AI FAQ Bot
Low

Answer Accuracy

15%
Repetitive Manual Answers
82%
AI FAQ Bot
94%

Customer Support Cost & ROI

Manual Support Team

Dedicated support staff handling WhatsApp messages with salary, training, and management overhead.

AI Automation Platform

Subscription-based automation with unlimited conversations, 24/7 coverage, and no staffing overhead.

Key Improvements

Monthly Cost

94%
Manual Support Team
$3,500
AI Automation Platform
$199

Cost per Conversation

99%
Manual Support Team
$2.80
AI Automation Platform
$0.02

Conversations/Month

700%
Manual Support Team
1,250
AI Automation Platform
10,000+

Missed Revenue

100%
Manual Support Team
$2,000/mo
AI Automation Platform
$0

Manual vs Automated WhatsApp Support - Key Improvements

+ 15285%
Messages Handled/Day
+ 200%
Availability
+ 100%
Response Time
Response time reduced from hours to under 5 seconds.
24/7 availability ensures no customer message goes unanswered.
Unlimited message capacity vs 50-80 manual responses per day.
99% response consistency with AI-driven standardized answers.
Bottom Line: Achieved up to 15285% improvement across key metrics

Order Status Query Handling - Key Improvements

+ 99%
Time per Inquiry
+ 14%
Accuracy
Order status lookup reduced from 5-8 minutes to 3 seconds.
100% accuracy with direct e-commerce platform integration.
Proactive shipping updates sent automatically at each milestone.
Eliminated 4 hours of daily staff time on order inquiries.
Bottom Line: Achieved up to 99% improvement across key metrics

Lead Capture & Qualification - Key Improvements

+ 123%
Lead Capture Rate
67%
Lead Drop-off
Lead capture rate more than doubled from 35% to 78%.
Zero manual data entry with automatic CRM synchronization.
Immediate follow-up vs 24-48 hour delay.
Lead drop-off reduced by 67% with instant engagement.
Bottom Line: Achieved up to 123% improvement across key metrics

FAQ & Common Query Resolution - Key Improvements

+ 99%
Avg Resolution Time
81%
Staff Burnout
+ 15%
Answer Accuracy
70% of queries resolved automatically without human intervention.
Resolution time reduced from 15 minutes to under 10 seconds.
Staff burnout significantly reduced by eliminating repetitive work.
Answer accuracy improved from 82% to 94% with AI consistency.
Bottom Line: Achieved up to 99% improvement across key metrics

Customer Support Cost & ROI - Key Improvements

+ 700%
Conversations/Month
99%
Cost per Conversation
94%
Monthly Cost
Monthly support cost reduced by 94%, from $3,500 to $199.
Cost per conversation dropped from $2.80 to $0.02.
8x more conversations handled with unlimited AI capacity.
Zero missed revenue with 24/7 automated engagement.
Bottom Line: Achieved up to 700% improvement across key metrics

Code Examples

WhatsApp Message Delivery API Test

Automated test for validating WhatsApp Business API message delivery and status callbacks.

java
@Test
public void testWhatsAppMessageDelivery() {
    String phoneNumber = "+1234567890";
    String templateName = "order_confirmation";

    Response response = given()
        .header("Authorization", "Bearer " + WHATSAPP_ACCESS_TOKEN)
        .header("Content-Type", "application/json")
        .body("{" +
            "\"messaging_product\": \"whatsapp\"," +
            "\"to\": \"" + phoneNumber + "\"," +
            "\"type\": \"template\"," +
            "\"template\": {" +
                "\"name\": \"" + templateName + "\"," +
                "\"language\": {\"code\": \"en\"}" +
            "}" +
        "}")
    .when()
        .post(WHATSAPP_API_URL + "/messages")
    .then()
        .statusCode(200)
        .body("messages[0].id", notNullValue())
        .extract().response();

    String messageId = response.jsonPath().getString("messages[0].id");

    // Verify delivery status via webhook
    await().atMost(30, SECONDS).until(() ->
        webhookReceiver.hasStatus(messageId, "delivered")
    );
}

AI Chatbot FAQ Response Test

Test for validating AI-powered auto-reply accuracy for customer FAQs.

python
@pytest.mark.asyncio
async def test_faq_auto_reply_accuracy():
    """Test AI chatbot responds accurately to common FAQs."""
    test_cases = [
        {"query": "What are your store hours?", "expected_intent": "store_hours"},
        {"query": "Where is my order #12345?", "expected_intent": "order_status"},
        {"query": "How do I return a product?", "expected_intent": "return_policy"},
        {"query": "Do you offer free shipping?", "expected_intent": "shipping_info"},
    ]

    for case in test_cases:
        response = await client.post(
            "/api/v1/chatbot/process",
            json={
                "phone": "+1234567890",
                "message": case["query"],
                "channel": "whatsapp"
            },
            headers={"Authorization": f"Bearer {API_TOKEN}"}
        )

        assert response.status_code == 200
        result = response.json()

        assert result["detected_intent"] == case["expected_intent"]
        assert result["confidence_score"] >= 0.85
        assert result["response_text"] is not None
        assert response.elapsed.total_seconds() < 2.0

E-commerce Order Webhook Test

Test for validating Shopify order webhook triggers WhatsApp notification.

java
@Test
public void testOrderStatusWebhookNotification() {
    // Simulate Shopify order status update webhook
    String orderId = "ORD-" + System.currentTimeMillis();
    String webhookPayload = "{" +
        "\"id\": \"" + orderId + "\"," +
        "\"status\": \"shipped\"," +
        "\"tracking_number\": \"1Z999AA10123456784\"," +
        "\"customer_phone\": \"+1234567890\"" +
    "}";

    String signature = generateHmacSignature(webhookPayload, WEBHOOK_SECRET);

    Response response = given()
        .header("Content-Type", "application/json")
        .header("X-Shopify-Hmac-SHA256", signature)
        .body(webhookPayload)
    .when()
        .post("/webhooks/shopify/order-update")
    .then()
        .statusCode(200)
        .body("processed", equalTo(true))
        .body("whatsapp_message_queued", equalTo(true))
        .extract().response();

    // Verify WhatsApp message was sent
    await().atMost(10, SECONDS).until(() -> {
        return messageLogRepository.findByOrderId(orderId)
            .map(log -> log.getStatus().equals("sent"))
            .orElse(false);
    });
}

Results & Impact

Achieved 99.2% message delivery success rate with proper retry mechanisms. Validated AI response accuracy at 94% for common customer queries. Ensured platform handled 10,000+ concurrent conversations during peak load testing. Successfully tested integrations with Shopify, WooCommerce, and custom e-commerce platforms with zero data loss.

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