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Sarfaraz A.
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Sarfaraz A.

AI Engineer

Sarfaraz Ahmed – Applied AI Engineer | Agentic AI & Production GenAI I build production-grade AI systems — not demos, unstable chatbots, or prompt-only experiments. My focus is agentic AI, decision-support systems, and scalable GenAI pipelines that work reliably in real products. I help startups and teams turn GenAI ideas into stable, testable, and cost-controlled systems. I specialize in fixing the hard problems most teams face after the demo stage: • Hallucinations and inconsistent LLM behavior • Fragile RAG pipelines • Agents that fail on long-running tasks • High latency and uncontrolled API costs WHAT I BUILD Agentic AI Systems • Multi-agent systems with planning, execution, tool usage, and self-correction • Long-horizon task agents (not single-turn bots) • Supervisor, planner–executor, and recovery-based agent architectures • Reliable agent workflows using LangChain and LangGraph RAG & Knowledge Systems • Production-ready RAG pipelines over private data • Advanced chunking, metadata filtering, and hybrid search • Agentic RAG (agents that decide when and how to retrieve) • Vector databases and structured knowledge stores AI Automation & Decision Systems • Logic-driven AI tools with deterministic outputs where required • AI-powered internal tools for sales, operations, and research • Workflow automation using agents, APIs, and business rules Production Readiness • Tracing, evaluation, and observability (LangSmith-style workflows) • Cost optimization and latency reduction • Guardrails, failure handling, and safe tool execution • Multi-tenant and user-isolated AI systems RECENT WORK HIGHLIGHTS • Built a production multi-agent system (TryChirp) handling autonomous sales workflows using agent orchestration, memory, RAG, and API integrations • Designed AI prompt optimization and evaluation pipelines that reduced hallucinations and improved response reliability by over 90% • Delivered AI automation systems that replaced manual workflows and improved operational efficiency by 40–60% HOW I WORK • I separate decision logic from prompts • I design for determinism where business rules matter • I treat AI systems like software: testable, observable, and maintainable • I focus on outcomes, not buzzwords IDEAL PROJECTS • Agentic AI systems (LangChain / LangGraph) • RAG systems that must work reliably at scale • AI decision-support tools (finance, sales, operations, research) • Upgrading demo-level AI into production systems If you’re looking for someone who understands how GenAI actually fails in production — and how to fix it — I can help.

🇵🇰Karachi, Pakistan$45/hr100% JSS5.00 (11)Since Mar 2022
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Earnings and projects

MRR
$739

Last 6 months ÷ 6

World#61,405 / 412k
🇵🇰Country#7,360 / 52.9k
Revenue, last 30 days
$800

Last 6 months: $4.4k

World#49,801 / 412k
🇵🇰Country#5,989 / 52.9k
Total earnings
$6.3k

Billed in all: $6.4k

World#234,956 / 412k
🇵🇰Country#26,396 / 52.9k
Per project
$486

$4.4k in the last 6 months

World#185,403 / 412k
🇵🇰Country#19,731 / 52.9k
Projects, last 6 months
1
100% fixed0% hourly
World#128,092 / 412k
🇵🇰Country#22,564 / 52.9k
Projects in all
13

Across 14 contracts

93% fixed7% hourly
World#175,712 / 412k
🇵🇰Country#29,129 / 52.9k

Earnings, last 30 days

$6.4k+$800 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$5.5k$6.0k$6.5kOct 8Oct 23Nov 7

Skill rankings: Top 12% in Transformer Model

Ranked by MRR among everyone on Upwork with the skill.

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  6. #372Deep Learning2,743 freelancers · 🇵🇰 #85Top 14%
  7. #405Software Testing2,047 freelancers · 🇵🇰 #51Top 20%
  8. #476LLM Prompt Engineering2,457 freelancers · 🇵🇰 #134Top 19%