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Farhan T.
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Farhan T.

Senior AI Engineer | AI Architecture | Multi-Agent | RAG | Python + JS

Senior Full-Stack AI Engineer specializing in LLM systems, RAG, multi-agent orchestration, and AI products built on React/Next.js + Python/FastAPI. I am a seasoned AI Engineer and with 6+ years of experience in building end-to-end AI solutions that generate real business value. As a Senior Full-Stack AI Engineer, I own the entire AI lifecycle, from training and fine-tuning models to building robust backend infrastructures and delivering seamless user interfaces. I specialize in transforming complex data into highly accurate, hallucination-free AI applications that drive massive business ROI. I work US Eastern business hours so your 9 AM meetings work perfectly. What I build (AI + Automation): 1) RAG / Knowledge Base Chatbots (docs, Notion/Drive, internal wikis) with citations + guardrails 2) LLM features inside products (summaries, extraction, classification, agents, tool-calling) 3) Workflow automation with n8n (or Make/Zapier): CRMs, Slack, email, Sheets, webhooks, APIs 4) AI dashboards (analytics, ops panels, admin tools) + role-based access 5) Production-ready backend systems (auth, billing hooks, queues, caching, rate limits) Why Choose Me Proven track record of shipping AI, SaaS, and automation MVPs into production Hands‑on with OpenAI API, LangChain, LlamaIndex, Pinecone, and cloud AI services Deep expertise in ASP.NET Core, Blazor, and modern JavaScript/TypeScript frameworks Strong focus on scalable architecture, clean code, and maintainability Commitment to security, observability, and compliance in every solution Lets connect. 𝗔𝗜-𝗗𝗿𝗶𝘃𝗲𝗻 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿 | 𝗔𝗴𝗲𝗻𝘁𝗶𝗰 𝗔𝗜 𝗘𝗻𝗴𝗶𝗻𝗲𝗲𝗿 | 𝗔𝗜 𝗔𝗴𝗲𝗻𝘁𝘀 | 𝗣𝘆𝘁𝗵𝗼𝗻 | 𝗧𝘆𝗽𝗲𝗦𝗰𝗿𝗶𝗽𝘁 | 𝗡𝗲𝘅𝘁.𝗝𝗦 | 𝗡𝗼𝗱𝗲.𝗝𝗦 | 𝗦𝘂𝗽𝗮𝗯𝗮𝘀𝗲 | 𝗔𝗪𝗦 | 𝗗𝗼𝗰𝗸𝗲𝗿 | 𝗙𝗮𝘀𝘁𝗔𝗣𝗜 | 𝗥𝗔𝗚 | 𝗟𝗟𝗠 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻 | 𝗟𝗮𝗻𝗴𝗖𝗵𝗮𝗶𝗻 | 𝗻𝟴𝗻

🇵🇰Toba Tek Singh, Pakistan$40/hr100% JSS4.64 (32)Since Feb 2019

Earnings and projects

MRR
$3k

Last 6 months ÷ 6

World#12,592 / 412k
🇵🇰Country#1,366 / 52.9k
Revenue, last 30 days
—

Read daily since Nov 1, under 30 days

Total earnings
$399k

Billed in all: $414k

World#4,463 / 412k
🇵🇰Country#271 / 52.9k
Per project
$12k

$4.5k in the last 6 months

World#12,491 / 412k
🇵🇰Country#565 / 52.9k
Projects, last 6 months
4
25% fixed75% hourly
World#51,813 / 412k
🇵🇰Country#10,787 / 52.9k
Projects in all
33

Across 55 contracts

20% fixed80% hourly
World#89,874 / 412k
🇵🇰Country#14,603 / 52.9k

Earnings, last 30 days

$414kNothing earned since Nov 1Billed in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$405k$410k$415k$420kNov 1Nov 4Nov 7

Tracked from Nov 1, 2026.

Skill rankings: Top 4% in Machine Learning Model

Ranked by MRR among everyone on Upwork with the skill.

  1. #47Machine Learning Model1,169 freelancers · 🇵🇰 #4Top 4%
  2. #144LLM Prompt Engineering2,457 freelancers · 🇵🇰 #40Top 6%
  3. #172ASP.NET2,819 freelancers · 🇵🇰 #23Top 6%
  4. #182.NET Framework2,944 freelancers · 🇵🇰 #22Top 6%
  5. #237.NET Core3,067 freelancers · 🇵🇰 #29Top 8%
  6. #268Django5,931 freelancers · 🇵🇰 #59Top 5%
  7. #289LangChain3,821 freelancers · 🇵🇰 #108Top 8%
  8. #291FastAPI4,337 freelancers · 🇵🇰 #85Top 7%