AI Systems Architect & Automation Specialist

I Build Backend Systems Powered by AI

Live System Architecture
Amazon API SP-API · Ads API GPT-4o Engine Anomaly Detection AI Analysis · Alerts LIVE Rules Engine 659+ Campaigns Budget Mutations AWS Lambda Serverless Consumer SQS Stream Events Alert System 8 GPT-4o Alerts Email + Dashboard AWS RDS MySQL 8 All Campaign Data Dashboard Live Analytics 0 Human Actions
AI Technology Network
659+ Campaigns Live
100% Automated
$7K+ Saved / Month
0Production Systems
0Industries Served
0Campaigns Automated
30h+Weekly Hours Saved / Client
OpenAI GPT-4oAWS LambdaVAPIAmazon Ads APIBigCommerce
Case Studies

Production Systems
Built & Deployed

Every project below is live, in production, processing real business data — not a portfolio piece, not a prototype.

E-Commerce · AdTech · AI
Amazon Ads Budget
Optimization Platform
AI-powered PPC campaign management running 659+ live campaigns with real-time spend monitoring, GPT-4o anomaly detection, and automated budget control — built solo, end-to-end.
  • Multi-layer pipeline: Amazon Ads API v3 + Marketing Stream (SQS/Lambda) + OpenAI GPT-4o
  • Rules engine fires budget mutations every 4–6h; stream events responded to within 15 minutes
  • 8 GPT-4o alert types: ACOS spike, burn rate, zero sales, cross-campaign deviation
  • Full audit trail on every budget change — enterprise-level accountability
  • Diagnosed & fixed critical NDJSON format bug causing silent data loss in reporting pipeline
PHP / CodeIgniterAWS SQSAWS LambdaOpenAI GPT-4oAmazon Ads API v3MySQL 8
Live System Architecture
Amazon Ads API v3
Daily NDJSON report pipeline
Marketing Stream → SQS → Lambda
Real-time intra-day spend events
GPT-4o Anomaly Detection
8 alert types, 24h cost-control cache
Rules Engine → Budget API Mutations
Full audit log, safety kill-switch
659+Campaigns
15mResponse
8AI Alerts
Voice AI · Multi-Industry
AI Calling Agent Platform
Enterprise outbound AI calling with 18-level decision engine — fintech, e-commerce, real estate, and healthcare.
  • 18-level workflow: IVR, human/bot detection, escalation
  • VAPI Squads migration — 40% faster, 38% lower API cost
  • Self-learning clinic intelligence per contact
  • 100+ automated calls/day capacity
VAPIGPT-4DeepgramPHPMySQL
ERP · E-Commerce · Pharmacy
Custom E-Commerce ERP
Full ERP from scratch — 30+ table schema, FIFO inventory, autoship, Rx pharmacy module, AI natural language querying.
  • Complete order lifecycle + FIFO allocation engine
  • BigCommerce + FedEx + Stripe + Amazon SP-API
  • Gemini AI: staff query live ERP in plain English
  • Mutex-locked batch cron — race-condition safe
PHPMySQLGeminiBigCommerceStripe
Supply Chain · SaaS
DemandAxis Demand Planning
AI-adjacent PO automation eliminating 30+ hours/week of manual procurement. Commercialized as SaaS at $3,980/month.
  • 6-layer CTE SQL — days-to-stockout per SKU in one query
  • Full PO lifecycle: CSV → calculation → PDF → email
  • $7K+/month documented savings per client
  • 90% backorder call reduction
PHPMySQL CTEsPDF EngineSMTP
Competitive Intelligence · AI
Amazon Intelligence Platform
End-to-end competitor research — scraping to GPT-4.1 scoring to Amazon Ads-ready CSV. Zero manual intervention.
  • Split-model AI: GPT-4.1-mini + nano for cost efficiency
  • Review analysis: sentiment, severity, exec summaries per ASIN
  • Bot-resilient Playwright scraping + session persistence
Python/PlaywrightGPT-4.1AWS RDSPHP
HR Tech · SaaS
TT Biometric SaaS
Multi-tenant facial recognition time clock — single deployment, multiple businesses, zero data leakage between tenants.
  • AWS Rekognition — isolated face collections per tenant
  • Dynamic timesheet SQL with variable break periods
  • Full SaaS launch: timetoucan.com + free trial funnel
AWS RekognitionPHPTwilioMySQL
Healthcare · Automation
Vet Pharmacy Platform
Prescription fax/email automation replacing manual vet-pharmacy communication with intelligent, rate-limited workflows.
  • Multi-layer rate limiting: 3 attempts/hour enforced live
  • SR Fax + AWS SES + NetSuite ERP integration
  • Sequencing guards prevent premature customer emails
PHPSR FaxAWS SESNetSuite
The Process

From Problem to
Production in 3 Steps

No lengthy discovery phases. No prototype handoffs. A clear path from understanding your workflow to a system that runs.

Step 01
Understand
Deep dive into your operations — where manual work lives, what systems you use, and what success looks like for your business.
Step 02
Architect
Design the AI system around your existing infrastructure — no rip-and-replace. Data flows and automation logic mapped before any code.
Step 03
Deploy
Build, integrate, test, and launch in production. I stay involved post-launch to ensure the system performs reliably and scales.
Technical Arsenal

Every Tool Used in
Live Production

Not experimented with — deployed, battle-tested, running in real systems.

OpenAI GPT-4o
AWS SQS
Amazon Ads API v3
VAPI Voice AI
Google Gemini
Stripe API
AWS Lambda
PHP 7/8
BigCommerce API
AWS Rekognition
MySQL 8
CodeIgniter 3
OpenAI GPT-4o
AWS SQS
Amazon Ads API v3
VAPI Voice AI
Google Gemini
Stripe API
AWS Lambda
PHP 7/8
BigCommerce API
AWS Rekognition
MySQL 8
CodeIgniter 3
Deepgram Nova-2
Amazon SP-API
FedEx REST API
Python / Playwright
AWS RDS
Twilio
NetSuite ERP
Gmail API
AWS SES
SR Fax API
GPT-4.1 mini/nano
Multi-CTE SQL
Deepgram Nova-2
Amazon SP-API
FedEx REST API
Python / Playwright
AWS RDS
Twilio
NetSuite ERP
Gmail API
AWS SES
SR Fax API
GPT-4.1 mini/nano
Multi-CTE SQL
About

The Architect
Behind the Systems

I'm Prabhdeep Singh — an AI Systems Architect based in Ludhiana, India, operating globally. I started as a backend developer and spent years building the systems that businesses actually run on: ERPs, order management, inventory engines, billing pipelines.

Over time I realized something: the real leverage isn't in writing cleaner code — it's in designing systems that eliminate the need for human intervention entirely. That realization shifted everything about how I work.

Today I sit at the intersection of AI capabilities, backend systems, and business logic — building automation that plugs into real operations and creates measurable impact.

End-to-End Ownership
Schema to server. I design, build, and deploy the entire system — no handoffs, no gaps.
Production, Not Prototype
Everything runs in production with reliability layers, audit trails, and real-world resilience baked in.
Business Logic First
I understand operations, not just code. The AI I build respects how your business actually works.

Prabhdeep Singh

AI Systems Architect · Full-Stack Developer
Ludhiana, Punjab — Available Globally

0Production Systems
0Industries
$7K+Monthly Savings/Client
100%Solo End-to-End
Open to New Projects
Let's Work Together

Have a Workflow
That Needs Automating?

If your team is spending hours on tasks that should be automated — let's talk. I'll tell you honestly whether AI can solve it and what it would take to build.

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