Pierre KasparianAI & Data freelancer

Work & projects

My client engagements and personal projects in AI integration, RAG, LLM and data.

Client work

Client engagements: AI integration, RAG, LLM, data engineering.

LLM Platform Reliability - Pretto

Pretto

LLM Platform Reliability

Improvement of an unstable AI platform to remove service outages and make the teams' day-to-day reliable.

Key results

  • 80 % -> 95 % uptime
  • −50% worker load

2026

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Email Processing Pipeline - Pretto

Pretto

Email Processing Pipeline

Automatic analysis of emails exchanged between brokers and banks to extract up-to-date mortgage rates. Internal tools are then updated automatically.

Key results

  • 2,000+ emails analysed / month
  • +20% accuracy on market rates
  • Rates updated in under 1 min

2026

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Pretto

Batch Inference Service

A central service that processes large volumes of documents with AI while cutting costs.

Key results

  • 15,000+ LLM analyses per day
  • −50% inference costs
  • Reused by 10+ projects

2025

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Pretto

Prompt Auto-improvement Pipeline

A system that spots a prompt's weaknesses from real cases on its own, then proposes and evaluates an improved version.

Key results

  • 5h saved / week / person
  • 75% of prompts improved automatically

2025

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Prompt Evaluation Platform - Pretto

Pretto

Prompt Evaluation Platform

Refactoring the Langfuse evaluation platform so business teams can test their prompts via a Slack modal, with no Data team ticket and no waiting.

Key results

  • 3× more use cases covered
  • −80% production regressions
  • +30% AI projects initiated by business teams

2025

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RAG Training - LiveSession

LiveSession

RAG Training

A tailored training programme to make the team fully autonomous with the delivered AI assistant.

Key results

  • 4-module programme
  • Team autonomous in 4 weeks
  • 0 support tickets after 1 year

2025

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Multi-tenant RAG chatbot - LiveSession

LiveSession

Multi-tenant RAG chatbot

An assistant that answers questions from each client's own documents, with strictly isolated data hosted in Europe.

Key results

  • Responses under 5 s
  • 95% relevance
  • 0 cross-client data leak
  • Hosted in Europe (GDPR)

2025

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Web app - Solar Safety

Solar Safety

Web app

An online training platform for the members of a sun-safety association, with self-service content management.

Key results

  • Training space for 500+ members
  • 100% self-managed content
  • Secure access via one-time code

2025

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Web development - Doddee

Doddee

Web development

Overhaul of a website's experience and navigation to make it clearer and better secure access.

Key results

  • −40% steps on key tasks
  • Secured user access
  • Delivered on time

2025

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Automatic business classification - Médée

Médée

Automatic business classification

A model that automatically classifies businesses by sector to spot high-potential market areas.

Key results

  • 91% accuracy
  • Under 5% false positives
  • Market gaps identified

2024

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Personal projects

Side projects and explorations: development, AI, data.