About David
German
Native or bilingual
Hungarian
Native or bilingual
English
Conversational
Experience
- Self-EmployedPython & AI Automation DeveloperFebruary 2026 - Today (5 months)München, GermanyBuilt a complete automation and data infrastructure from scratch as aself-directed R&D project – starting with zero programming experiencein February 2026.WHAT I BUILT:- Live API integrations (WebSocket + REST) with multiple brokers anddata providers – real-time data feeds, order execution, risk management- 30+ systemd services running 24/7 on Ubuntu Linux – automated,monitored, self-recovering- Telegram bots for real-time alerts, reports, and interactive commands- Grafana dashboards with Flask API backends and Prometheus metrics- n8n workflow automation connecting multiple services and APIs- SQLite data pipelines processing millions of data points- Backtesting pipelines with real fill simulation and statistical validation- ML feature engineering – Hurst exponent, entropy, regime detectionTECH STACK:Python (asyncio, pandas, SQLite), Linux (systemd, Docker, Ubuntu 24.04),n8n, Grafana, Flask, Telegram API, REST & WebSocket APIs, Git,Claude Code, Cursor IDE, XGBoost, Machine LearningHOW I WORK:I use AI tools (Claude Code, Cursor IDE) as a core part of my workflow –which means faster delivery and cleaner results. I think in systems,not just individual features. I ask the right questions before buildingand communicate clearly throughout.Open to any project where Python, automation, and API integrationcan solve a real business problem.
- Self-EmployedPython & AI Automation DeveloperDecember 2025 - January 2026 (1 month)Company: Self-Employed / Independent DeveloperTitle: Python Developer – Algorithmic Trading SystemsStart: 02.2026 – PresentDescription:Built a fully automated algorithmic trading system for Nasdaq Futures (NQ/MNQ)from scratch. Developed signal scanners, integrated live trading via RithmicAPI, built a backtesting engine using Nautilus, and deployed 5 strategies tolive environments. Set up systemd services, Telegram alerting, and SQLite datapipelines on Ubuntu server. Catalogued a strategy library of 36 testedstrategies with documented performance metrics.Skills: Python, API Integration, Linux, SQLite, Docker, Telegram API,Algorithmic Trading, System Design
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