Placeholder/media/reel.png
1920 x 1080, 16:9I study computer science at BINUS and build trading systems, AI models, and browser games.
Selected projects
- Placeholder/projects/crypto-market-algotrade.png
1600 x 1000Algorithmic trading bot
crypto-market-algotrade
Testing a trading idea with real money is an expensive way to learn. This desk paper-trades BTC on 4-hour OKX candles, sizes every order through a risk manager and logs each signal, fill and veto to journal.jsonl.
Paper trading and backtests only. No API keys.
- Python
- ccxt
- pandas
- pydantic
- httpx
- typer
- matplotlib
- SQLite
Private repo - Placeholder/projects/super-chart.png
1600 x 2000Super Chart
Private repo - Placeholder/projects/king-dapid.png
1600 x 7623D browser game
King Dapid
A full 3D game should not need an install. King Dapid is a three-lane endless runner that plays in a browser tab.
- Placeholder/projects/lore.png
1600 x 1600Language model, health domain
Lore
Fine-tuning someone else's model hides how it learns. Lore is pretrained from scratch on a dataset I build myself, as a learning project focused on health.
IN PROGRESS
1920 x 1080, 16:9
King Dapid, running in a browser tab.
About
I'm David Dylan Erawan. I study computer science at BINUS University and spend the rest of my time on software engineering, AI/ML and systematic crypto trading.
- Study
- BS Computer Science, BINUS University
- Years
- 2025 to Feb 2029 (expected)
- Focus
- Software engineering, AI/ML, crypto and Web3
- Languages
- Indonesian, English, Mandarin (conversational)
Currently training: Lore
Other things I built
- Hokkien ScriptA toy programming language with Hokkien keywords. .khanina files compile to JavaScript and run on Node 20+.JavaScript / Node.js(Playground, opens in a new tab)
- fuck your money managerNative iOS spend tracker. Fast amount entry, categories ranked by amount, totals per week, month and year.Swift / SwiftUI
- mac-voiceA voice assistant that lives in the terminal. Python on the outside, the OpenRouter API as the brain.Python / OpenRouter API
- Kota SenjaAn open-world city game that runs in the browser.(Play, opens in a new tab)
Experience & community
Roles
Partnerships Specialist
BINUS Blockchain and Crypto Club
Sep 2025 - Present
Associate
BBKA Partners B.V.
Apr 2025 - Present
Events
Project Manager
BBCC Welcoming PartyWeb3 talkshow with ETH Jakarta
PIC
Akademi Crypto by Timothy
Hackathons
ITCOMP IFest Unpad
Video Relay Service for the Deaf community
Sea x OpenAI Regional Codex Hackathon