Extremely fast Query Engine for DataFrames, written in Rust
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Blazing-fast dataframe library written in Rust with bindings for Python, Node.js, and R. The fastest-growing Rust data library. Polars Inc. was founded in 2023 to provide commercial support.
Last reviewed Jun 2026
This listing maps to the Rust Systems Engineer route — role mentions “performance”.
Repositories maintained by the team behind this role.
Extremely fast Query Engine for DataFrames, written in Rust
JS bindings to polars
Python client for Polars Cloud
Programs that fund open source work in the same ecosystems as this role.
Project grants, hardship grants, and event grants for Rust ecosystem contributors and maintainers. Three tracks targeting different needs. Applications reviewed on a rolling basis throughout the year.
Last reviewed Jun 2026Paid 6–12 month fellowships for contributors who want to work full-time on the Rust compiler, toolchain, or ecosystem. Fellows receive a stipend and are integrated with Rust project teams.
Last reviewed Jun 2026Emergency financial support for Rust ecosystem contributors facing unexpected hardship. Designed to prevent burnout and attrition of critical maintainers. Applications are confidential and reviewed individually.
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Last reviewed Jun 2026