Selected work

Independent futures daytrader with experience in prop-firm evaluations, funded trading and trading my own capital.

• Trade NQ futures, with multiple payouts from futures prop firms
• Operate many independent strategies across assets and timeframes, combining small compounding edges with backtesting and validation against overfitting

• NQ futures
• Risk management
• Strategy research
• Python

Develop and maintain production applications for clients including Bram Ladage, Geleidehond, Topbrands, Van der Lelie and PlatformACCT.

• Build and maintain 15+ production websites and platforms for Dutch agency clients
• Created reusable components and development tools that save roughly 1-2 days on each new project

• PHP
• Twig
• TypeScript
• React
• SCSS
• MySQL
• Redis
• Docker

Developed connected devices and the software used to process and visualise their sensor data.

• Designed 3D-printed IoT devices and built an ASP.NET platform to collect, process and display their telemetry
• Set up the team's Azure DevOps pipeline for continuous integration and deployment

• React
• TypeScript
• Next.js
• ASP.NET
• SQL
• C++

A systematic trading framework used to research strategies and operate live trading across assets and timeframes.

• Built a modular Python framework for live and paper trading, with separate data, broker and risk-management components
• Operate many independent strategies across assets and timeframes, built around small edges that compound over time and backtested to avoid overfitting
• Validate strategies with walk-forward testing and Monte Carlo analysis, using Bayesian optimisation and PyTorch for position scoring
• Use multiprocessing and caching to support concurrent data processing and execution

• Python
• PyTorch
• NumPy
• Pandas
• Pydantic
• Redis
• Docker

Personal site and trading toolkit hosting my portfolio, resume generator, prop-firm calculator, trade checklist and accounting importer. Also serves as the platform for Sensor Hub IoT devices.

• Built futures prop-firm tools for Monte Carlo simulation, position sizing and payout planning
• Integrated a trading journal, pre-trade checklists and account tools behind a shared typed API and permissions model
• Maintain automated checks with Vitest and Playwright across application behaviour and trading-rule logic

• TypeScript
• Next.js
• tRPC
• Drizzle
• Tailwind CSS
• Better Auth
• Sentry

Custom storefront for Mino Markt & Grill in Alkmaar, covering loyalty, subscriptions, refunds and order pickup.

• Custom WooCommerce storefront covering online ordering and in-store pickup
• Loyalty program, subscriptions, wishlist, and refund workflows
• Strict OOP PHP backend with full type safety and enum usage, with twig based components and blocks.
• Customer application in Bootstrap and TypeScript with Google Maps store locator and live store availability

• PHP
• WooCommerce
• Twig
• TypeScript
• Bootstrap
• SCSS
• MySQL
• Docker

Self-designed IoT telemetry devices, 3 currently deployed across the Netherlands, continuously streaming temperature, humidity, air pressure and loudness data back to sadra.nl.

• Deployed three ESP32 telemetry devices across the Netherlands, streaming environmental readings to a shared platform
• Built concurrent C++ firmware with boot times below 100 ms in release builds and persistent failure diagnostics

• C++
• ESP32
• IoT
• 3D Printing

A self-driving robot on custom 3D-printed hardware, able to follow a course and avoid obstacles on its own.

• Autonomous driving via TensorFlow on-device inference, navigating a course and avoiding obstacles with no cloud dependency
• Multithreaded C++ firmware running sensing, inference and motor control on separate threads to keep the control loop inside real-time budgets
• Custom 3D-printed chassis tuned for the sensor and motor layout
• Manual override via PS4 / PS5 controller as a safety fallback

• Python
• C++
• Machine Learning
• 3D Printing