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Geoffrey Grosenbach

  • 🔭 I’m currently working on building devops educational content, certifications, and the learning platform at HashiCorp Learn
  • 🌱 I’m currently learning about R stats, Go, devops, and data analysis.
  • 📫 Find my writing at


  1. gruff Public

    Gruff graphing library for Ruby

    Ruby 1.3k 240

  2. ruby-hmac Public

    An implementation of the HMAC authentication code in Ruby, originally from Daiki Ueno

    Ruby 40 10

  3. A data model in R that predicts historical total season wins in the NFL

    HTML 3

  4. A high contrast theme to use with the ggplot library for R


  5. An experiment to build an in-game win probability model in R.

    R 2 1

  6. An experiment in building an in-game win probability predictor for tennis matches

    R 1

267 contributions in the last year

Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Mon Wed Fri
Activity overview

Contribution activity

June 2022

Created a pull request in hashicorp/dev-portal that received 3 comments

Update Vault docs landing page content

Replace lorem ipsum and other placeholders with content from live 🔗 Relevant links Preview link 🔎 Asana task 🎟️ 🗒️

+16 −16 3 comments
Opened 3 other pull requests in 1 repository
Reviewed 3 pull requests in 2 repositories
hashicorp/dev-portal 2 pull requests
hashicorp/vault 1 pull request
12 contributions in private repositories Jun 3 – Jun 21

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