Hi, I'm Mary

Computer science student in China. I build backend systems — APIs, background jobs, developer tools, and small AI applications.

Project notes, half-finished questions, and thoughts on programming, AI, books, and life between Russia and China.

Pixel-art avatar of Mary

What I reach for when something needs to ship. If it's here, it's been in one of my projects.

Backend
Python, FastAPI, Pydantic, SQLAlchemy, Alembic
Data & jobs
PostgreSQL, SQLite, Redis, RQ, Pandas
AI
model APIs (DeepSeek, Claude, OpenAI), agents, structured outputs, faster-whisper
Frontend
Next.js, React, TypeScript, Tailwind, Streamlit
Also
pytest, Git, Linux, Docker, Telegram bots

Three projects currently pinned on GitHub.

codex-watch

local, non-blocking estimate of Codex five-hour usage pressure

Rust · Shell · Python

Open project

ai-customer-support-ticket-system

FastAPI support-ticket backend: JWT, RBAC, Redis, RQ routing, SLA, tests

Python · TypeScript · CSS

Open project

reckoning-3.0

A local-first personal agent for decisions that matter.

Python

Open project
All writing