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GitHub — @IchiSieben

13 projects · 4 live

Projects

Case studies with the source and the numbers behind them.

Live · Usable

Science & bioinformatics

Atlas Botánico del Perú

I turned raw GBIF data into a tree of Peru's 21,585 accepted plant species that opens in the browser.

DuckDB · 1.28M GBIF records · ten-stage ETL · static marts, no backend

Case study
Live · Usable
Free-tier Streamlit apps sleep when idle; the first visitor wakes them, which can take about a minute.

Machine learning & AI

Predictor de Ingresos e Informalidad

I compared 9 model specifications to predict labor income and informality risk in Peru, from the ENAHO household survey.

scikit-learn · nine-model tournament · statsmodels intervals · Streamlit

  • scikit-learn
  • pandas
  • Streamlit
  • ST statsmodels
  • Python
Case study
Live · Usable

Markets & comparators

Radar de Precios

I match 296 medicines across Peruvian pharmacy chains by reading their own undocumented APIs.

Python adapters · Algolia/SFCC APIs · three-layer matcher · static comparison table

Case study
Armonía Viva
In development

Web & product

Armonía Viva

I built a catalogue of 15 modes you can hear in the browser, plus a 3D Tonnetz showing why two chords sound close.

Case study
Claude Kit
In development · Experiment

Agents & AI automation

Claude Kit

The public, sanitised version of the Claude Code setup this whole portfolio was built with — rules, agents and hooks, no session data.

Claude Code · rules · subagents · hooks

  • Bash
Case study
Open Data Repository
In development · Prototype

Data & public sector

Open Data Repository

I'm turning a folder of scraping and cleaning scripts into a static catalogue anyone can search, preview and use offline.

Python · SQLite · static site, no server

OpenMetadata Warehouse
In development · Prototype

Infrastructure & servers

OpenMetadata Warehouse

I connected Claude Code to an OpenMetadata service running over an Oracle and SQL Server warehouse, so ingestion, lineage and server lifecycle are managed as code.

OpenMetadata · Oracle · SQL Server · Python · Docker

  • OP OpenMetadata
  • OR Oracle
  • SQ SQL Server
  • Python
  • Docker
Case study
Records Search
In development · Prototype

Data & public sector

Records Search

A search tool over service records, built so the right one turns up by content instead of a manual folder hunt.

Python · SQLite · search index

Signal Agent
In development · Prototype

Agents & AI automation

Signal Agent

A market monitor where the model has to write a falsifiable prediction before it can be scored — 3 open, 0 resolved, the first ones due January 2027.

Python · GitHub Actions · SQLite

Case study
verú
In development

Web & product

verú

I built a store with 16 products, a look builder and checkout using the payment methods people actually use in Peru.

Case study
Workboard
In development · Prototype

Web & product

Workboard

A Jira-style board: projects, epics, cards, timeline — built for a public-sector IT office.

JavaScript

Case study