David Lukic

Background

About David Lukic

Senior AI Engineer and Senior Data Engineer with 7+ years shipping production LLM and autonomous agent systems alongside large-scale data platforms. I own the full lifecycle — prototype through scaled, monitored production — including evaluation, observability, and guardrails.→ Multi-agent AI customer support system serving ~500K users in production. Roughly 10 autonomous agents handling refunds, triage, bug reports, and credit queries. Stack: AWS Bedrock, CrewAI, FastAPI, Docker, ECS, with multi-provider routing across OpenAI, Anthropic, and Gemini. → Internal hybrid RAG + MCP data platform unifying MySQL, S3, Google Drive, and Google Sheets behind a natural-language interface. Analysts ask questions and get immediate SQL execution, default visualizations, and a custom Power BI–style dashboard builder. → Multi-agent SEO content pipeline — ~8 CrewAI agents covering research, analysis, scraping, and writing — running end-to-end in production. → Compliance-report AI application that ingests client materials, evaluates them against regulatory requirements, and returns structured reports with source-attributed findings. Guardrails and evaluation for groundedness and hallucination rate.Core stack: Python (async), FastAPI, Django. LangChain, LangGraph, LlamaIndex, CrewAI, DSPy, MCP, FastMCP. Pinecone, Weaviate, PGVector. AWS Bedrock, OpenAI, Anthropic, Gemini. LangFuse, LangSmith for evaluation and observability. Docker, Kubernetes, ECS. PostgreSQL, DuckDB, Snowflake. Spark, Airflow, dbt, Kafka.Top Rated Upwork freelancer, 100% Job Success Score. Open to remote AI Engineer roles