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Case studiesbuilt to last.

SaaS & Messaging

PrismWA — WhatsApp Cloud API Console

A shared inbox and visual flow builder for WhatsApp Business teams — with real-time messaging, role-based access, idempotent webhook processing, and a no-code automation engine built on top of Meta's Cloud API.

12+

Flow node types

<10s

Webhook-to-inbox latency

0

Duplicate messages processed

NestJSNext.js 15 (App Router)PostgreSQLPrismaRedis+5 more
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Voice AI & Telephony

Replacing Exotel with a Self-Hosted Voice AI Gateway — 60% Cost Reduction at 500K Calls/Day

A production-grade telephony gateway that bridges PSTN networks with AI voice applications, enabling a large social-impact foundation to cut per-minute call costs by 60% while handling half a million calls daily — with zero changes to existing AI application code.

60%

Cost reduction

500K

Calls/day capacity

<200ms

One-way audio latency

NestJSAsterisk PBXPJSIPTypeScriptPostgreSQL+7 more
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Mobile App

Building a Real-Time Taxi Booking App with Live Maps

A React Native app with real-time driver tracking and optimized map performance — achieved <1s location delay and 70% fewer API calls.

<1s

Location delay

70%

Fewer API calls

25%

Battery savings

React NativeNode.jsWebSocketsGoogle Maps APIreact-native-maps+1 more
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AI & Voice

Building a Multilingual Voice AI Pipeline with Bhashini for Public Welfare Surveys

A real-time speech pipeline supporting 14 Indian languages using Bhashini — enabling automated voice surveys with under 2-second latency.

<2s

Pipeline latency

14

Languages supported

0

Human translators needed

NestJsBhashini Dhruva APIBullMQRedisWebSockets+3 more
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AI & Education

Prism-LMS: AI-Powered Learning, End-to-End

A real-time AI-powered LMS that transforms static course content into interactive learning experiences by automatically generating quizzes, flashcards, mind maps, and summaries.

~60s

Generation time

4

AI artifacts per chapter

5

Parallel LLM executions

Next.jsTailwind CSS / Material UINestJS (Microservices)Socket.IO + RxJSPostgreSQL (JSONB)+5 more
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AI & Chatbot

PrismBot RAG Implementation

A production-grade, multi-tenant AI chatbot platform enabling organizations to deploy custom, context-aware assistants across web and WhatsApp channels.

<300ms

Vector search latency

4x

Retrieval relevance improvement

10

Parallel embedding lookups

Next.jsTailwind CSS / Material UINestJSSocket.IOPostgreSQL + pgvector+5 more
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