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Valhalla

Valhalla

Valhalla is a high-performance open-source routing engine built on OpenStreetMap data. My contributions are focused on Python interoperability, OpenLR support, developer experience, and infrastructure improvements.

OSMGISRouting EngineC++Python

CONTRIBUTIONS

  • Segfault Bug Fix
  • Python OpenLR Module
  • Python Bindging Restructuring
  • Docker Version Logging

Segfault Bug Fix

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Python OpenLR Module

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  • Discussion: Python bindings for OpenLR #6035
  • Issue: OpenLR Python bindings #6037
  • Pull Request: feat: openlr python bindings #6087

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Python Bindging Restructuring

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  • Discussion: re-design python binding structure #6096
  • Pull Request: BREAKING(python): change layout of bindings, no signature change #6133

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Docker Version Logging

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  • Discussion: re-design python binding structure #6096
  • Pull Request: Include Valhalla version in Docker container startup logs #5721

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Pico Router

Led the complete UX/UI overhaul and front-end implementation for a personal finance platform, focusing on data visualization clarity and improving user onboarding flow. Resulted in a 32% increase in user retention.

 
Victor Yanson © 2026