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đź‘‹ Hey there! It's us, Betterment Engineering.

We're passionate about building the simplest, most sophisticated investment platform on the planet. We're engineering Betterment to become a top-notch fintech company. High quality code. Beautiful, practical design. A product that people love. Nerd out with us on all things tech. Check out our engineering blog and our engineering principles!

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Our open-sourced work

Tech we use

Ruby on rails Flutter React Spring Python AWS

This organization page is maintained by Betterment Holdings Inc. and it is not associated with Betterment, LLC or MTG, LLC. The content on this page is for informational and educational purposes only. © 2017–2021 Betterment Holdings Inc.

Popular repositories Loading

  1. A Flutter tool that makes golden testing easy.

    Dart 295 58

  2. a multi-threaded, SQL-driven ActiveJob backend used at Betterment to process millions of background jobs per day

    Ruby 171 10

  3. Server app for the TestTrack multi-platform split-testing and feature-gating system

    Ruby 119 35

  4. Betterment's framework for locally developing and testing service-oriented apps in isolation with WebMock and Sinatra-based fakes

    Ruby 119 17

  5. 💅🏽 analyzes your github actions

    Ruby 99 7

Repositories

Showing 10 of 91 repositories

  • Betterment/test_track_dart_client’s past year of commit activity

    Dart

    4 1 0 0

    Updated Mar 30, 2026

  • uncruft Public

    A library to assist with clearing out Rails deprecation warnings and upgrading Rails versions

    Betterment/uncruft’s past year of commit activity

    Ruby

    23

    MIT

    8 0 5

    Updated Mar 26, 2026

  • test_track Public

    Server app for the TestTrack multi-platform split-testing and feature-gating system

    Betterment/test_track’s past year of commit activity

    Ruby

    119

    MIT

    35 8 4

    Updated Mar 25, 2026

  • Betterment/alchemrest’s past year of commit activity

    Ruby

    6

    MIT 0

    0 2

    Updated Mar 24, 2026

  • demo_mode Public

    A configurable demo mode for your Rails app. Specify your desired "personas" and Demo Mode will handle the rest.

    Betterment/demo_mode’s past year of commit activity

    Ruby

    28

    MIT

    14 4 3

    Updated Mar 23, 2026

  • journaled Public

    A Rails engine to reliably deliver loosely-ordered schematized events to Amazon Kinesis via Delayed::Job

    Betterment/journaled’s past year of commit activity

    Ruby

    14

    MIT

    13 5 6

    Updated Mar 23, 2026

  • Betterment/with_transactional_lock’s past year of commit activity

    Ruby 0 MIT

    5 0 6

    Updated Mar 23, 2026

  • Betterment/test_track_rails_client’s past year of commit activity

    Ruby

    37

    MIT

    30 11 6

    Updated Mar 23, 2026

  • steady_state Public

    Simple state management via "an enum with guard rails"

    Betterment/steady_state’s past year of commit activity

  • Betterment/authorized_persona’s past year of commit activity

    Ruby

    11

    MIT

    6 1 9

    Updated Mar 23, 2026