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I'm an independent researcher. You can see my work at

In the past I've built database engines, query planners, compilers, developer tools and interfaces for Materialize, RelationalAI, LogicBlox and Eve, as well as for myriad consulting and personal research projects.

Currently all my writing, research and code is funded by my sponsors.


  1. dida Public

    Differential dataflow for mere mortals

    Zig 480 12

  2. imp Public

    Various experiments in relational programming

    Zig 264 10

  3. The Fastest Way to Build the Fastest Data Products. Build data-intensive applications and services in SQL — without pipelines or caches — using materialized views that are always up-to-date.

    Rust 4.4k 338

  4. streaming-consistency Public archive

    Demonstrations of (in)consistency in various streaming systems.

    Java 19 4

  5. focus Public

    Minimalist text editor

    Zig 139 2

  6. witheve/Eve Public

    Better tools for thought

    TypeScript 7.1k 256

1,205 contributions in the last year

Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Mon Wed Fri
Activity overview
Contributed to jamii/preimp, jamii/focus, jamii/imp and 14 other repositories

Contribution activity

September 2022

Created 1 repository
Opened 1 pull request in 1 repository
Opened 1 issue in 1 repository
28 contributions in private repositories Sep 1 – Sep 22

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