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Raja Usman Murad

Full Stack AI Engineer

Lahore, Pakistanusmankiyani501@gmail.com+92-317-5001384

Full Stack Software Engineer with 4+ years of professional experience in web development, specializing in MERN stack applications, AI-powered systems, and modern JavaScript frameworks. Proven experience building scalable, secure, and high-performance SaaS, CRM, AI, e-commerce, cloud-native and multi-tenant platforms. Strong background in RESTful APIs, real-time systems, AI Agents, Voice AI, RAG, distributed backend architecture, third-party integrations, authentication systems, system design, and production-grade deployments on AWS and GCP. Experienced in delivering complex systems from concept to production.

Core Skills

Frontend

React.js
Next.js
SvelteKit
Preact
Redux Toolkit
RTK Query
TanStack Query
Zod
Material-UI
Tailwind CSS
Chakra UI
Bootstrap
HTML5
CSS3
SASS/SCSS

Backend

Node.js
Express.js
NestJS
Fastify
FastAPI
WebRTC
Socket.IO
BullMQ
REST APIs
MVC Architecture

Databases

MongoDB
PostgreSQL
MySQL
SQL Server
Redis
FAISS
Qdrant
pgvector
Supabase

AI & Integrations

OpenAI API (GPT-4)
OpenAI Realtime API
Whisper
RAG
LangChain
AWS Bedrock (Claude)
YOLO (v8/v11)
Deepgram
Twilio
Stripe
WhatsApp Business Cloud API
AWS Cognito

Cloud & DevOps

AWS (EC2, RDS, S3, Lambda, SES)
GCP (Cloud Run, Scheduler)
Docker
CI/CD (GitHub Actions)

Tools

Git
GitHub
GitLab
Bitbucket
Jira
Trello
ESLint
Prettier

Other

Agile Software Development
Authentication & Authorization (JWT, OAuth)
Microservices
Multi-tenancy
Event-Driven Architecture
RAG Systems
Real-Time Systems
WebSockets
AI Agents

Professional Experience

Full Stack Developer

Feb 2026 — Present

Stackup Solutions • Lahore, Pakistan

  • Designed and developed AI-powered SaaS and operational platforms using NestJS, Next.js, and TypeScript across multiple client projects.
  • Built real-time and voice-based AI systems using WebRTC, the OpenAI Realtime API, and RAG pipelines powered by Qdrant and pgvector.
  • Architected multi-tenant backend systems with PostgreSQL, Prisma/TypeORM, Redis, and BullMQ for scalable async processing.
  • Integrated third-party services including Stripe billing, WhatsApp Business Cloud API, Twilio, SendGrid, and GPS/fleet-tracking APIs.
  • Collaborated with cross-functional teams to deliver production-ready systems from architecture through deployment.

Innspeed – AI Guest Communications Platform

Next.js, Fastify, TypeScript, PostgreSQL, Supabase, AWS Bedrock (Claude), pgvector

  • Built a multi-tenant SaaS platform enabling hotels to automate guest conversations via web chat and WhatsApp.
  • Developed a grounded AI agent using tool-calling and pgvector search over hotel knowledge bases.
  • Integrated WhatsApp Business Cloud API for campaigns, templates, and inbound messaging.
  • Implemented Stripe billing, multi-tenant Row-Level Security, and a real-time unified inbox via Supabase.

Rock County Sealcoat – Field Operations Platform

Next.js, NestJS, PostgreSQL, Prisma, Redis, BullMQ, Socket.IO

  • Built an end-to-end operations platform for a sealcoating contractor, syncing jobs from Bitumio CRM via GraphQL.
  • Developed a weather-aware auto-scheduling engine with capacity, route, and constraint optimization.
  • Implemented SMS/email lifecycle messaging (Twilio, SendGrid) and live GPS fleet tracking (Linxup) over Socket.IO.
  • Built a public customer tracking portal with traffic-aware ETAs via the Google Routes API.

Chappo – AI Voice Agent (Voice Chatbot)

NestJS, Next.js, WebRTC, OpenAI Realtime API, Qdrant

  • Built a multilingual real-time AI voice agent using WebRTC and the OpenAI Realtime API for live website conversations.
  • Implemented RAG-grounded responses using Qdrant vector search across website content and trainer data.
  • Developed tool-calling for lead capture and conversation management, with a JWT-protected admin panel.
  • Added multilingual support (English, Traditional Chinese, Japanese) with Whisper transcription and OpenCC normalization.

Senior Full Stack Developer

Sep 2023 — Jan 2026

Shayan Solutions • Lahore, Pakistan

  • Developed and maintained large-scale MERN and Next.js applications with secure authentication, role-based access, and complex business logic.
  • Designed RESTful APIs, integrated third-party services, and optimized database performance.
  • Built responsive dashboards, real-time systems, and AI-powered applications.
  • Deployed and maintained applications on AWS and GCP with containerized architectures.
  • Led feature development, bug fixing, and performance optimization across frontend and backend.

UMA – Physical Space Booking Platform

Next.js, TypeScript, RTK Query

  • Built a booking system for reserving physical spaces in buildings with flexible time slots.
  • Optimized performance by converting Redux Toolkit to RTK Query and implementing lazy loading.
  • Fixed complex frontend and backend bugs and improved system reliability.

BookWriter – Collaborative Book Authoring Platform

React.js, Node.js, Express.js, MongoDB

  • Developed a full-stack collaborative writing platform supporting multi-user book creation.
  • Implemented JWT-based authentication, role-based permissions, and real-time collaboration.
  • Designed hierarchical content structures with nested chapters and sections.
  • Built responsive UI using Material-UI and managed state with Redux Toolkit.

Egressif – Domain & Email Management Platform

MERN Stack, BullMQ

  • Developed a multi-tenant email management dashboard with automated DNS and mailbox setup.
  • Integrated SendGrid, Mailgun, and Plesk APIs for domain and email services.
  • Implemented background job processing using BullMQ.
  • Deployed scalable infrastructure on Google Cloud.

Tempo CRM – Client & Scheduling Management System

React, Redux, AWS Cognito

  • Built a CRM for fitness instructors with client management, scheduling, and payment tracking.
  • Integrated AWS Cognito for secure authentication.
  • Implemented interactive scheduling using FullCalendar and advanced data tables.

Call Master – AI-Powered Telephony System

Node.js, Express.js, SvelteKit, PostgreSQL, OpenAI, Twilio

  • Developed an AI-driven telephony platform with real-time voice processing.
  • Integrated OpenAI GPT-4 for conversational AI and Deepgram for speech-to-text.
  • Implemented WebSocket-based real-time call streaming and Twilio webhook handling.

EMS ChatBot – Slack-Based RAG System

Node.js, Express.js, LangChain, OpenAI, MongoDB Atlas

  • Built an enterprise chatbot using Retrieval Augmented Generation (RAG).
  • Implemented vector search using MongoDB Atlas and AstraDB.
  • Enabled intelligent querying over company policies and payroll data.

Customer Backbone Service – Dispute Management System

Python, Flask, GCP, Microservices

  • Designed a cloud-native microservices system for automated dispute processing.
  • Integrated Shopify, PayPal, Klarna, and Google Sheets APIs.
  • Deployed scalable services on Google Cloud Run with automated scheduling.

Sprixle – Wellness Journey Platform

Next.js 15, TypeScript, Supabase

  • Built a wellness platform supporting therapists and clients.
  • Implemented multi-factor authentication, payments, and real-time data sync.

Fortix AI – Intelligent Video Surveillance Platform

Next.js 14, Node.js, Express.js, FastAPI, YOLO, AWS

  • Developing an AI-powered surveillance system with real-time object detection.
  • Integrated custom-trained YOLO models and GPU-based inference.
  • Implemented automated alerts, video analytics, and scalable cloud deployment.

Associate Software Engineer / Full Stack SFCC Developer

Jul 2021 — Aug 2023

DigitsCom Technologies • Mansehra, Pakistan

  • Developed and customized Salesforce B2C Commerce (SFCC) applications using SFRA, SiteGenesis and Headless PWA kit.
  • Integrated third-party services, payment gateways, and custom cartridges.
  • Customized PDP, PLP, checkout flows, and loyalty features.
  • Wrote batch jobs, unit tests, and worked extensively with Business Manager.

Jaguar & Land Rover (USA)

React, SFCC APIs

  • Headless PWA using React and SFCC APIs.

FatFace (UK/US)

SFCC, Adyen

  • Wishlist optimizations and Adyen cartridge upgrades.

Itabus

SFCC

  • Backend services and data exports.

Halfords

SFCC

  • Loyalty feature customization.

Education

Bachelor of Software Engineering

Hazara University, Mansehra

2018 – 2022

Certifications

• Graphic Designing — DigiSkills

• Diploma in Information Technology (DIT) — DIT

Honors & Awards

• Exceptional Hire of the Year (SFCC) (2021)

• Employee of the Month (SFCC)

• Certificate of Appreciation