Daeseon Yoo

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Shipped DalkkakAI (a native macOS terminal workspace); building an internal RAG-evaluation tool. Open to senior backend & AI engineer roles — Toronto or remote.

Last updated · May 31, 2026

About

Software engineer with 6 years building and modernizing mission-critical enterprise systems across manufacturing, warehouse, and financial operations. Currently focused on Java/Spring backend platforms and AI-assisted product engineering — reliable backends plus practical AI-powered tools. Based in Toronto, open to senior backend or AI engineer roles.

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곁 · Besideactive

A private, installable PWA for keeping the encouragement of the people who love you — voice, photo, a kind word, a short clip — and surfacing it on the hard days. One codebase: zero-account local to full production infra by env var alone.

Next.js 16 · React 19 · TypeScript · PostgreSQL · Drizzle · PWA · Web Push · S3 / R2 · Terraform · Tailwind v4

DalkkakAIactive

One window for every startup you're running — a native, multi-pane terminal command deck for the solo founder who brings their own AI (Claude Code / Codex). Tauri + Rust, macOS.

Tauri 2 · Rust · React 19 · TypeScript · xterm.js · portable-pty · tmux

Mimiactive

Turn any YouTube video into spaced-repetition English shadowing, plus daily drills for the grammar patterns, collocations, and prepositions that never come automatically. Java/Spring + Next.js, built solo.

Java 21 · Spring Boot 3.3 · PostgreSQL 16 · Next.js 16 · TypeScript · Gemini / Claude · AWS ECS

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