PYTHON DEVELOPER

Benjamin Olenick

# FastAPI  ·  RAG  ·  LLM agents  ·  browser automation  ·  8+ yrs

ben@portfolio:~
$
01
// recent builds
> ls -la ./projects/
Chemister RAG pipeline
./projects/chemister/
Chemister — RAG Pipeline, 200K Papers

Async ingestion pipeline over 200K scientific papers. FAISS + pgvector with query routing, hybrid semantic/keyword reranking. FastAPI service layer, measured retrieval quality vs ground truth.

Python FastAPI FAISS RAG
OpenClaw chatbot
./projects/openclaw/
OpenClaw — AI Chatbot Platform

Full-stack AI chatbot for real clients: FastAPI backend, Facebook Messenger API, WooCommerce webhooks, Playwright E2E test suite. Production deploys with Caddy + systemd.

FastAPI Playwright Messenger Python
Intercall Gate eval framework
./projects/intercall-gate/
Intercall Gate — LLM Eval Framework

Multi-turn evaluation harness: automated runner, JSON logging, 20+ failure cases, gate priming experiments, 3-arm A/B studies with reproducible CLI. Used to measure model degradation.

Testing Python CLI LLM
Prompt injection harness
./projects/injection-harness/
Prompt Injection Harness

92-case adversarial test suite across 10 OWASP-style attack categories. Regex pre-filter + instruction hardening + output validation. Built for a live client LLM deployment at RemoteBlue.

Security OWASP Python LLM

02
// let's build something
> send_message()

# available for
contract work, staff augmentation,
and interesting Python projects.

# specialties
RAG pipelines  ·  LLM agents
FastAPI backends  ·  browser automation
evaluation frameworks  ·  data tooling

// location Thunder Bay, ON
// tz America/Toronto (ET)