Available · Freelance · Spain · EU

I turn messy data workflows into AI systems your team can trust.

I'm Kevin Herbas, a freelance AI engineer building LLM automation, scraping pipelines, RAG workflows, and Python backends for B2B teams that need measurable operational leverage.

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6+

Years automating workflows

20+

Production AI systems shipped

100%

Freelance · remote · EU

01 / Tech Stack

Tech Stack

The tools and platforms I use to build generative AI copilots, resilient data pipelines, and production-ready automation backends.

Languages

  • Python
  • TypeScript, JavaScript
  • Go Lang

Backend Frameworks

  • FastAPI, Flask
  • Django, Django REST framework
  • Express, Fastify, Hono

Frontend

  • React, Vue JS
  • Next.js (when needed)
  • Astro

Scraping & Data

  • Playwright, Puppeteer, Scrapy
  • Requests, BeautifulSoup, rnet...

Infrastructure

  • AWS (Lambda, ECS, S3, CloudWatch, AWS-CDK)
  • Docker, Supabase, PostgreSQL, Linux

AI & LLMs

  • LangChain, LangGraph, dspy, Pydantic-AI
  • RAG pipelines, vector databases
  • ETL workflows, Document parsing, CLI tools

02 / Selected Work

Selected freelance automation, scraping, and generative AI systems helping teams unlock intelligence from their data and act faster.

Vitellus

Private demo

European public procurement intelligence platform scraping and structuring data from TED (tenders.europa.eu) to expose actionable insights for B2B teams.

Typescript Cheerio Docker Supabase PostgreSQL Redis OpenAI LangChain
  • Large-scale scraping of tenders and buyers with automated refresh.
  • Structured JSON parsing for complex TED notices.
  • LLM-powered compliance analysis and insight generation.
  • API and UI for search, filtering, and proactive alerts.
Goal — Convert public procurement data into freemium SaaS and API insights.

Compliance AI Product Validator

Open source

Automated compliance assistant that validates SaaS products, scores regulatory risk, and produces tailored reports for customer due diligence.

Python FastAPI LangChain Langgraph Gemini API Openai API AWS
  • Ingests product metadata and policy documents automatically.
  • Uses LLM-based scoring to flag compliance concerns and required actions.
  • Generates exportable audit reports for sales, legal, and customer success teams.
Outcome — Accelerates security reviews and shortens enterprise deal cycles.

Charis (CLI Image Generator)

Open source

Command-line workflow for generating images and variations using Google's Nano Banana models, built for rapid creative iteration.

Typescript Gemini API Vercel AI sdk Bun
  • Generates images or variations directly from prompt input.
  • Supports local and remote export destinations.
  • Optimized for fast iteration from the terminal.
Goal — Streamline asset creation without leaving the terminal.

TabCast

In development

Telegram-based app that summarizes and converts long-form articles into narrated audio for on-the-go consumption.

Python FastAPI Celery Crawl4AI Playwright Gemini TTS Supabase
  • Scrapes and cleans content from submitted URLs.
  • Summarizes articles with LLM-driven context windows.
  • Produces natural-sounding audio summaries for Telegram delivery.
  • Supports tagging and saving high-value links.
Flow — Capture → Summarize → Narrate → Deliver to Telegram.

03 / Focus

Focus Areas

Automation & Data Infrastructure

Large-scale scraping, ETL pipelines, and data normalization workflows that keep information flowing and trustworthy.

Applied AI

LLM-driven analysis, classification, and content generation to power smarter decisions and streamlined operations.

Backend Engineering

Scalable APIs with FastAPI and PostgreSQL delivered production-ready from day one.

Current Goal

Building AI-driven B2B automation solutions that connect data pipelines with intelligent decisioning.

  • Embed AI into business workflows with measurable outcomes.
  • Automate data collection, enrichment, and delivery end to end.
  • Design resilient backend architectures that scale with demand.

Open to long-term freelance collaborations with mid-size and enterprise teams.

04 / Contact

Let's Build AI-Driven Automation

I partner with teams as a freelance AI engineer to automate data-heavy workflows, deploy generative AI copilots, and ship intelligent backend systems. If you need help integrating GenAI, orchestrating task automation, or scaling resilient APIs, let's talk.

Book a Freelance Strategy Call Connect on LinkedIn

Location

Spain

Availability

Freelance mid to long-term projects