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Malik Hassan R.
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Malik Hassan R.

AI Evaluation Engineer | Coding Agents, LLM Evals & RLHF

I build production-ready AI systems that automate work, improve customer experience, and drive real business results fast. I specialize in combining LLMs + automation + strong backend engineering to create chatbots, AI agents, APIs, and custom workflows that work reliably at scale. 🔥 What I Can Build for You 🤖 AI Chatbots & Agentic Systems ⦁ OpenAI, Anthropic Claude, Gemini, Llama ⦁ Autonomous agents, tool-calling, MCP ⦁ Customer support, lead qualification, internal AI assistants ⚙️ Automation Workflows ⦁ n8n, Zapier, Make ⦁ CRM workflows, email automation, lead routing ⦁ Document processing + AI enrichment 🛠 FastAPI Development ⦁ API backends, authentication, microservices ⦁ AI inference endpoints ⦁ Custom integrations & webhooks 📚 RAG & Vector Databases ⦁ Pinecone, Chroma, Qdrant, Weaviate ⦁ Knowledge bases, document Q&A, semantic search ⦁ Optimized chunking + embeddings 🧠 Tech Stack ⦁ LLMs: OpenAI, Anthropic, Gemini, Llama, LangChain, LlamaIndex, MCP ⦁ Backend: FastAPI, Python, Node.js ⦁ Automation: n8n, Zapier, Make ⦁ Vector DBs: Pinecone, Chroma, Weaviate, Qdrant ⦁ Cloud: AWS, Azure, GCP, Docker, CI/CD ⭐ Why Clients Work With Me ⦁ Fast delivery with clean, scalable code ⦁ Clear communication & documentation ⦁ Solutions built around business value, not hype 📩 Let’s Build Your AI System Send me a message - I respond quickly and can start right away.

🇵🇰Islamabad, Pakistan$45/hr100% JSS5.00 (2)Since Sep 2022

Earnings and projects

MRR
$15

Last 6 months ÷ 6

World#169,113 / 412k
🇵🇰Country#25,099 / 52.9k
Revenue, last 30 days
$0

Last 6 months: $89

Total earnings
$1.8k

Billed in all: $1.9k

World#341,648 / 412k
🇵🇰Country#41,914 / 52.9k
Per project
$183

$89 in the last 6 months

World#270,795 / 412k
🇵🇰Country#35,038 / 52.9k
Projects, last 6 months
1
0% fixed100% hourly
World#128,096 / 412k
🇵🇰Country#22,565 / 52.9k
Projects in all
10
60% fixed40% hourly
World#201,801 / 412k
🇵🇰Country#33,132 / 52.9k

Earnings, last 30 days

$1.9kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$1,900$1,920$1,940$1,960Oct 9Oct 24Nov 8

Skill rankings: Top 29% in Benchmarking

Ranked by MRR among everyone on Upwork with the skill.

  1. #23Benchmarking80 freelancers · 🇵🇰 #1Top 29%
  2. #46RLHF76 freelancers · 🇵🇰 #5Top 61%
  3. #132Data Quality Assessment259 freelancers · 🇵🇰 #10Top 51%
  4. #435Machine Learning Model1,169 freelancers · 🇵🇰 #88Top 37%
  5. #624AI Model Training1,135 freelancers · 🇵🇰 #85Top 55%
  6. #869Software Testing2,047 freelancers · 🇵🇰 #120Top 42%
  7. #973Natural Language Processing2,688 freelancers · 🇵🇰 #295Top 36%
  8. #1,334Large Language Model2,726 freelancers · 🇵🇰 #443Top 49%