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Lukasz K.

Lukasz K.

AI Automation Engineer | RAG Systems, LangGraph, FastAPI, n8n

I’m an AI Automation Engineer working with RAG systems, AI workflows, APIs and business process automation. I help companies automate real processes — lead intake, message routing, internal knowledge systems, classification, scoring and reporting — using AI only where it actually makes sense. My tech stack LLMs: GPT-4/5, Claude, Gemini AI Engineering: RAG, LangChain, LangGraph, Prompt Engineering, Structured Outputs Backend: Python, FastAPI, APIs & Webhooks Automation: n8n, Airtable, Zapier Data & Retrieval: Qdrant, JSON, CSV Deployment: Docker, Google Cloud Platform (GCP) I always design the logic first and add AI second. That’s how I build systems that are predictable, cost-efficient and stable in production — not just “cool AI demos”. What I build AI-powered automations — n8n workflows, API & webhook integrations LLM logic — structured prompts, guardrails, fallback rules, JSON outputs Lead & message automation — classification, routing, scoring RAG systems — document- and API-based context for LLMs Voice AI (when needed) — ASR/TTS flows with ElevenLabs Selected projects AI Lead & Message Intake (n8n) — multi-channel classification and routing system LLM Scoring Workflow — JSON-based evaluation with filtering and decision logic Audit Summary Generator — automated report system for a European finance client Why clients work with me I’m usually brought in when AI needs to be reliable, scalable and easy to maintain. I focus on clear logic, measurable results and automation systems that actually hold up over time. 📍 Poland (CET) | Fluent English | Open to long-term cooperation

🇵🇱Koszalin, Poland$40/hr100% JSS4.93 (7)Since Mar 2024

Earnings and projects

MRR
$0

Last 6 months ÷ 6

World#393,163 / 412k
🇵🇱Country#2,746 / 2,852
Revenue, last 30 days
$0
Total earnings
$1k

Billed in all: $1.1k

World#393,163 / 412k
🇵🇱Country#2,746 / 2,852
Per project
$127
Projects, last 6 months
0
World#209,850 / 412k
🇵🇱Country#1,392 / 2,852
Projects in all
8
88% fixed12% hourly
World#223,560 / 412k
🇵🇱Country#1,666 / 2,852

Earnings, last 30 days

$1.1kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$1,020$1,040$1,060$1,080Oct 8Oct 23Nov 7

Skills