Timothée Peignier
Senior Software Engineer at Snowflake
Vancouver, British Columbia, Canada
Summary
🤩
Rockstar🎓
Top SchoolTimothée Peignier is a Senior/Principal software engineer with 17 years of experience building backend systems, database tooling, and developer-focused CLI utilities. Based in Vancouver, he has driven database and infrastructure features at companies like Snowflake, Crunchy Data, Treasure Data and Arm, and previously led engineering work at Salesforce. He is an active open-source contributor with notable work on Heroku's pg-extras and CLI (adding Postgres commands for extensions, outliers, incidents and backups) and security-focused improvements to RuboCop. Timothée combines deep practical knowledge of PostgreSQL and database automation with a knack for robust command-line tooling and testable, configurable libraries. Colleagues describe him as both a pragmatic problem solver and a pun-loving engineer—his GitHub bio hints at a sense for catching subtle encoding and unicode issues that he has fixed across projects.
17 years of coding experience
18 years of employment as a software developer
DUT Informatique Computer Science, DUT Informatique Computer Science at Universite de LorraineTelecommunication, Telecommunication at Télécom LilleComputer Science Engineer Computer Science, Computer Science Engineer Computer Science at Polytech Paris-Saclay
English, French
Stackoverflow
5,467reputation
311kreached
20answers
0questions
ssl
top-1%
go
top-1%
Github Skills (72)
authorizations10
postgresql10
python10
package-management10
json-schema10
testing10
command-line-interface10
http10
authentication10
security10
ruby10
javas10
http-client10
heroku10
javascript10
Programming languages (14)
Github contributions (5)
heroku/heroku-pg-extras
Jul 2013 - Jul 2015
Role in this project:
Backend Developer & Database Engineer
Backend Developer & Database EngineerContributions:14 commits, 7 PRs, 12 pushes in 2 years
Contributions summary:Timothée primarily focused on enhancing the Heroku PostgreSQL plugin, implementing new commands and functionalities. Their contributions include adding commands for listing and managing database extensions (`pg:extensions`), showing outlier queries (`pg:outliers`), and displaying recent incidents (`pg:incidents`). Furthermore, they modified the `pg:backups` command to show both backups and restores and refactored the `fdw` command. The user's work involved direct interaction with PostgreSQL databases and Heroku's CLI tools.
herokuheroku-cli-plugingreat
dropwizard/dropwizard
Jun 2019 - May 2022
A damn simple library for building production-ready RESTful web services.
Role in this project:Back-end Developer
Back-end DeveloperContributions:4 reviews, 9 commits, 7 PRs in 2 years 11 months
Contributions summary:Timothée contributed to the Dropwizard project by implementing new features and addressing existing ones. Their work included enabling configuration options for HTTP clients, adding a JSON unauthorized handler for authentication, and enhancing the caching authorizer by passing the ContainerRequestContext. Furthermore, the user provided support for custom `StatsCounter` within the `CachingAuthenticator` and `CachingAuthorization` implementations, alongside improving the caching mechanism. Their contributions predominantly focused on authentication, authorization, and HTTP client functionalities within the Dropwizard framework.
production-readyweb-services-restfulrestful-webservicesjax-rsproduction
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