Hi there! I'm Kyle 👋

I'm a software engineer passionate about fast, interoperable geospatial data science.

I'm primarily developing the Apache Arrow, GeoArrow and GeoParquet ecosystems to make that a reality.

Python:

Project	Role	Description
obstore	author	The simplest, highest-throughput Python interface to S3, GCS & Azure Storage.
lonboard	author	Python library for fast, interactive geospatial vector data visualization in Jupyter.
arro3	author	A minimal Python library to manage Apache Arrow data
geoarrow-rust	author	A Python library implementing the GeoArrow specification with efficient spatial operations.
geopolars	author	Geospatial extensions for the Polars DataFrame library.
geoindex-rs	author	Fast, memory-efficient 2D spatial indexes for Python.
suncalc-py	author	A Python port of suncalc.js for calculating sun position and sunlight phases.
pymartini	author	A Cython port of Martini for fast RTIN terrain mesh generation.
pydelatin	author	Python bindings to hmm for fast terrain mesh generation.
quantized-mesh-encoder	author	A fast Python Quantized Mesh encoder
usgs-topo-tiler	author	Python package to read Web Mercator map tiles from USGS Historical Topographic Maps
keplergl_cli	author	One-line geospatial data visualization using Kepler.gl

Rust:

Project	Role	Description
geoarrow-rs	author	A Rust implementation of the GeoArrow specification and bindings to GeoRust algorithms for efficient spatial operations on GeoArrow memory.
wkb	author	Fast, pure-Rust reader and writer for Well-Known Binary geometries.
wkt	core contributor	Rust read/write support for well-known text (WKT)
geo-index	author	A Rust crate for packed, static, zero-copy spatial indexes.
pyo3-arrow	author	Lightweight Apache Arrow integration for pyo3.
pyo3-object_store	author	Integration between object_store and pyo3.
arrow-wasm	author	Building block library for using Apache Arrow in Rust WebAssembly modules
geopolars	author	Geospatial extensions for the Polars DataFrame library.

JavaScript:

Project	Role	Description
deck.gl-raster	author	Client-side, GPU-accelerated Cloud-Optimized GeoTIFF visualization in deck.gl.
parquet-wasm	author	Rust-based WebAssembly bindings to read and write Apache Parquet data.
@geoarrow/deck.gl-layers	author	deck.gl layers for rendering GeoArrow data.
geoarrow-wasm	author	Efficient, vectorized geospatial operations in WebAssembly.
arrow-js-ffi	author	Zero-copy reading of Arrow data from WebAssembly.
literate-flatbush	documenter	Understanding Flatbush: a fast, elegant RTree implementation.
geoarrow-js	author	TypeScript implementation of GeoArrow.
deck.gl	contributor	WebGL2 powered visualization framework.
kylebarron/deck.gl-raster	author	deck.gl layers and WebGL modules for client-side satellite imagery analysis.

Specifications:

Project	Role	Description
GeoArrow	core contributor	Specification for storing geospatial data in Apache Arrow.
GeoParquet	core contributor	Specification for storing geospatial vector data (point, line, polygon) in Parquet.

Other:

Project	Role	Description
National Scenic Trails Guide	author	A website and data tools for exploring and navigating the Pacific Crest Trail. After hiking the PCT, this project was the core of my effort to transition to a career in geospatial software engineering.
all-transit	author	Visualization of all transit routes in continental U.S.
vscode-jupyter-python	author	Run automatically-inferred Python code blocks in the VS Code Jupyter extension