Foundry log

Build diary.

Behind the systems — decisions, failures, breakthroughs. Raw notes from one founder building in public.

Dev log · 5 min read

Why I rebuilt the landing from scratch — twice

The first version was generic SaaS. The second was too safe. Here's what "cinematic product design" actually means in practice.

Trading · 8 min read

DELTA APEX SNIPER: how Binance BTC delta predicts Polymarket moves

After 428 backtests across 6 strategies, BTC impulse on Binance is the only signal with real edge on Polymarket 5m markets.

Game · 6 min read

Building CrimeFile: AI witnesses that actually lie

Making NPC interrogations feel real means giving each character a memory, personality, and secrets. Here's the architecture.

Game · 7 min read

ASH: shipping a turn-based MMORPG inside Telegram

No app stores. No installs. Just a link. How we built hex combat, 5 settlements and an AI tavern keeper as a Telegram mini-app.

SaaS · 5 min read

RecruitFlow: AI resume parsing at 0.4 seconds per CV

Multi-tenant B2B SaaS from zero to first paying customers. What worked, what didn't, and how we got parsing under 500ms.

Growth · 4 min read

PlayParty: 2,100 active players with zero ad spend

A room code, a WhatsApp message, and word of mouth. How PlayParty grew organically across three languages.