Taka Ishikawa

AI Product Engineer

Hi, I'm Taka. I love building useful things. Currently, focusing on building multi-agent tools, harness, and evals.

Work

Horizon

Current

Building multi-agent systems across domains: cross-border compliance automation, AI-driven research-to-product pipelines, automated personal branding, health optimization, real-world utility measurement for economic entities, and AI-augmented workspaces.

Curai Health

2018 – 2024

Built cross-platform healthcare applications integrating ML into clinical workflows. Improved care delivery speed by coupling product UX with ML-driven decision support for telehealth triage and diagnostics.

Drivemode

2017 – 2018

Worked closely with executives and product leaders on strategy-critical engineering initiatives. Delivered production features across web and application layers.

Projects

TACT

An orchestration system for AI coding agents that manages parallel agent sessions: decomposing requirements into dependency-tracked tasks, dispatching within budget constraints, handling merge conflicts, and surfacing decisions for human input.

Prepend

A health optimization platform with a 4-layer architecture mapping conditions to biological and behavioral risk factors, featuring LE8-inspired scoring and wearable data integration.

Increment

An AI-augmented workspace with specialized agents for explaining, generating, reviewing, and understanding code and content.

Blog