Jose Setiawan Senjaya

Software Engineer|University of Sydney

Sydney, Australia

I study Computational Data Science and Financial Economics, and I like building things that sit between software, data, security, and research. This site is a small record of projects, CTF work, and notes I want to keep public.

CTFsData toolsHCI researchQuant finance

Projects Writeups

Sydney, Australia

Hi, I'm Jose.

I use this site for things I have built: projects, research notes, and CTF.

PythonTypeScriptRNext.js

Focus Areas

Web apps

Interfaces and backends for things I want to test, use, or share.

Next.jsReactTypeScriptNode.js

Data work

Small pipelines, notebooks, and analysis tools for messy real datasets.

DuckDBPolarsPythonSQL

Markets and statistics

Experiments around market data, risk, and financial economics coursework.

RPythonStatisticsML

HCI research

Research interests around multimodal systems and assistive technology.

VLMCHI LabUX Research

Selected Work

A few things worth pointing to.

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WIP/neuro-symbolic-planner

Study planner

A planning tool for experimenting with structure, calendars, and study habits.

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LIVE/sydney-ctf

Sydney University CTF Platform

CTF infrastructure and challenge work for a university security event.

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WIP/wealth-automation

Market data notebooks

Python, DuckDB, and Polars experiments for portfolio and market analysis.

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