LLM Agent Whisperer — AI/ML Full Stack Engineer — Ancestralize

May 2026 – present · Contract · Budapest, Hybrid

Leading GenAI integration and agentic workflow development for medical researchers curing chronic diseases using a Bayesian network. Coaching teams to adopt agentic engineering practices.

  • AI/ML
  • LLM Agents
  • Full Stack

Co-Founder / CTO — RxClarity

Sep 2025 – Mar 2026 · Full-time · London, Remote

Took a career break to build a pharmaceutical analytics platform that combines healthcare data into a highly linked database, accessible through a conversational AI assistant and a web dashboard.

  • GenAI
  • RAG
  • Agents
  • Founder

Technical Lead — EY North America

May 2024 – Oct 2025 · Contract via Equal Experts · Remote

Leading a team of senior engineers on a master data management system integrated with core EY databases, plus a high-performance tax information reporting and filing project for US enterprises.

  • Architecture Reviews
  • People Management

Technical Lead / Senior Software Engineer — Equal Experts

Jan 2023 – Oct 2025 · Contract · Remote

The consultancy that placed me on the bp and EY North America engagements on this page — my employer of record across both.

  • Architecture Reviews
  • People Management

Senior Software Engineer / Technical Lead — bp

Mar 2023 – Apr 2024 · Contract via Equal Experts · Greater London, Remote

Innovating bp's safety portfolio with a document store for relevant worldwide incident learning material enriched with metadata.

  • TypeScript
  • React

Technical Lead / Engineering Manager — Tesco

Feb 2020 – Mar 2023 · Contract · Budapest, Hybrid

Leading teams to rewrite core legacy systems, prototype new solutions and innovate on Tesco's commercial income finance processes.

  • Kubernetes
  • Micronaut

CTO, Lead Developer — Bonomi

Dec 2018 – Nov 2019 · Budapest

Chatbot assistant SaaS for hotels and resorts — Node.js backend, React frontend, deployed on Heroku. Led a team of 5, integrated AI & NLP, and pitched to investors.

  • TypeScript
  • React

Full Stack Developer — Skyscanner

Oct 2017 – Jan 2019 · Budapest

One of the most transformative periods of my career — I left a stable long-term role to challenge myself and grow, and got to work alongside exceptional people. Key projects: iOS and Android app features, an airline preferences experiment, multi-city flight search, HTML widgets, the worldwide My Trips rollout, and backend monitoring.

  • Kotlin
  • iOS

Full Stack Developer — TransferWise

Feb 2017 – May 2017 · Budapest

Reworked transfer time estimation from a statistical model to a deterministic one. Also worked on invoice matching.

  • Grails
  • Groovy

Software Engineer — Morgan Stanley

Jan 2015 – Aug 2015 · Budapest

Equity swaps corporate actions.

  • ActiveMQ
  • Spring

Creativity Software

Oct 2009 – Jul 2014 · Kingston Upon Thames, UK

Lead Software Engineer (Nov 2010 – Jul 2014) — mobile advertising system, location platform, and administration interface.

Software Engineer (Oct 2009 – Nov 2010) — mobile social networking, tracking, and fleet management applications.

  • Groovy
  • Grails
  • JavaScript
  • Maps
  • PHP
  • Symfony
  • Postgres

Software Engineer — Clarmont Information Systems

Aug 2008 – Oct 2009 · Budapest, Hungary

On-demand movie streaming application, collaboration system, web shops.

  • Symfony
  • PHP
  • Java

Software Engineer — thyssenkrupp Presta AG

Jul 2005 – Aug 2008 · Budapest, Hungary

Corporate intranet, collaboration interfaces, and time tracking — including the intranet project that led to my first published article on the Symfony framework.

  • Symfony
  • PHP