I build products that help people
become who they want to be.
Senior Product Manager and AI builder. 15 years shipping products — developer to CTO to product. I lead growth and monetisation at scale, design agentic systems that run every day, and ship my own products end to end.
WHAT I DO · FROM SHIPPING CODE TO OWNING OUTCOMES
Everything I've shipped, in one line each.
- StillMind — Meditation Journal FOUNDER · AI · MOBILE AI-guided meditation. Designed, built and launched solo on iOS & Android. End-to-end-encrypted journal. Free for everyone, with optional Plus features to deepen practice. OPEN →
- Internal AI agent · Drops, a Kahoot! Company AGENTIC AI · PRODUCTION A tool-using agent wired into every source our product context lives in: Confluence, Jira, Slack, Amplitude, GrowthBook, Sanity, RevenueCat. Four modes, 17 on-demand skills, a citation on every claim, plus a daily anomaly pulse and weekly feedback, competitor and experiment digests. OPEN →
- Spaced-repetition revamp PRODUCT & GROWTH · A/B TEST Rebuilt Drops’ review around how memory fades, surfacing each word as it starts to slip. OPEN →
- Push notification revamp LIFECYCLE · PERSONALISATION Rebuilt Drops push as a lifecycle engine: the right message for each stage of a learner’s journey, refreshed monthly. OPEN →
- Freemium revamp PRODUCT & GROWTH · MONETISATION A high-risk bet to replace Drops’ 5-minute paywall with a freemium model that grows engagement, rankings and revenue. De-risked in stages, then parked. OPEN →
- Agentic ASO toolkit AGENTIC AI · GROWTH Proposes App Store moves against live signals. Tripled my ranked keywords. OPEN →
- HabitCycles — Habit System FOUNDER · PRODUCT A habit system that keeps the momentum of streaks, without the all-or-nothing. OPEN →
- Apple Search Ads agent AGENTIC AI · GROWTH Semi-automated Apple Search Ads management, with you in the loop on anything that spends. OPEN →
- Claude Colony — Agent Orchestrator MULTI-AGENT · OPEN SOURCE A team of Claude Code agents in tmux, talking over a message broker. A two-day experiment. OPEN →
- Polkadot Tiger — SEO A/B Testing Tool FOUNDER · 0 → 1 Co-founded one of the first production SEO A/B testing platforms. Clients incl. Greenpeace. OPEN →
- OTP SimplePay — Payment Plugin PAYMENTS · INFRASTRUCTURE The official OTP SimplePay gateway plugins for WordPress + WooCommerce, used by thousands of Hungarian merchants for years. OPEN →
RESULTS · SELECTED · 06
The numbers behind the work.
WRITING · FEATURED · 03
Thinking out loud.
- Spec-Driven Development: Let the AI Obsess Over the Code SPEC-DRIVEN DEVELOPMENT · 8 MIN READ →
- Two Talks That Rewired How I Think About AI AI WORKFLOW AUTOMATION · 12 MIN READ →
- I Built an AI System That Compounds. Here's What Happened to My App Store Rankings. AI WORKFLOW AUTOMATION · 8 MIN READ →
05 · COMMUNITY Claude Code Budapest Co-organising Budapest's official Anthropic-partnered Claude Code meetup.
NEXT · 27 MAY →