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Waqas A.
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Waqas A.

Full Stack & AI Engineer | RAG, LLM Agents | Python, React, Node.js

I build systems that actually hold up in production, not demos that break on the tenth query. What I do most: RAG systems. Document and knowledge-base search that returns the right answer, with chunking, embedding and retrieval tuned to your data instead of copy-pasted defaults. Conversational agents. Support and sales chatbots that connect to your real APIs, so they answer from live order, inventory or account data rather than a static FAQ. AI automation. Manual back-office work replaced with agent workflows using LangChain, LangGraph, n8n, Make and Zapier. Keeping it reliable. Evaluation suites, output guardrails and token-cost optimization, so quality does not drift and your API bill stays predictable. I also build the full application around the AI, which is usually where these projects stall. Ten years of full stack work: Python, TypeScript, React, Next.js, Node.js, FastAPI, Django, PostgreSQL. I have shipped 15+ products across fintech, e-commerce, logistics and healthcare, including a platform that scaled past 10,000 monthly users, plus heavy Amazon SP-API and Shopify integration experience. I have spent most of my career contracting, so I am used to owning a project from the first call to deployment and handover. Send me a message with what you are trying to build and I will tell you honestly whether I am the right fit and what I would do first.

🇵🇰Lahore, Pakistan$30/hr100% JSS5.00 (4)Since Apr 2017

Earnings and projects

MRR
$6.2k

Last 6 months ÷ 6

World#3,651 / 412k
🇵🇰Country#339 / 52.9k
Revenue, last 30 days
$6.8k

Last 6 months: $37k

World#3,200 / 412k
🇵🇰Country#296 / 52.9k
Total earnings
$299k

Billed in all: $312k

World#7,759 / 412k
🇵🇰Country#518 / 52.9k
Per project
$27k

$37k in the last 6 months

World#3,502 / 412k
🇵🇰Country#131 / 52.9k
Projects, last 6 months
1
0% fixed100% hourly
World#128,092 / 412k
🇵🇰Country#22,564 / 52.9k
Projects in all
11

Across 15 contracts

13% fixed87% hourly
World#192,417 / 412k
🇵🇰Country#31,747 / 52.9k

Earnings, last 30 days

$312k+$6.8k earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$300k$305k$310k$315kOct 8Oct 23Nov 7

Skill rankings: Top 0.73% in ExpressJS

Ranked by MRR among everyone on Upwork with the skill.

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  6. #138SaaS Development5,201 freelancers · 🇵🇰 #46Top 3%
  7. #140Web Application9,341 freelancers · 🇵🇰 #14Top 1%
  8. #157Vue.js8,267 freelancers · 🇵🇰 #12Top 2%