Jim Redmond

San Francisco, CA · -remove-

Skills

Architecture
  • IP Networking
  • BGP
  • DNS
  • Firewalls
  • Load Balancing
  • NFS
  • SaaS/PaaS/IaaS
  • Datacenter operations
  • SMTP
  • SSH
  • TLS
Languages, Operating Systems, & Version Control Systems
  • Python
  • Go
  • Git
  • Mercurial
  • Linux
  • macOS
  • NetBSD
  • FreeBSD
  • Bash
  • Zsh
System Engineering
  • Atlassian
  • Bamboo
  • Bitbucket
  • Bitbucket Pipelines
  • Confluence
  • Jira
  • GitHub
  • GitLab
  • GPG
  • Kafka
  • MediaWiki
  • NetApp
  • NGINX
  • Postfix
  • PostgreSQL
  • Puppet
  • RabbitMQ
  • Redis
  • Salt
  • Sentry
  • Terraform
  • Incident management
Containers & Cloud

Projects

Anycast load balancing

Bitbucket logo

Revised load balancer infrastructure for Sentry

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ECDSA for TLS

Bitbucket logo

Added support for ECDSA certificates on Bitbucket Cloud

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Deprecate old versions of TLS in Bitbucket Cloud HTTPS

Bitbucket logo

Strengthened site security for users connecting over HTTPS by removing support for older versions of TLS

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Upgrade Public Load Balancing Layer

Bitbucket logo

Migrated Bitbucket's public-facing load balancers with zero downtime

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Add IPv6 to Bitbucket Cloud

Bitbucket logo

Made Bitbucket the first repository host to support IPv6 connectivity

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Experience

Senior Site Reliability Engineer

Sentry

Design, build, and maintain the Google Cloud Platform infrastructure running Sentry’s dashboards, API, and ingestion pipelines, for both multi-tenant (SaaS) and single-tenant customers.

March 2023 - present

Senior Reliability Engineer

Twitter

Detect, diagnose, mitigate, and resolve incidents across Twitter’s component services and the Twitter platform as a whole. Coordinate incident response, including internal and public communications. Administer the post-incident review process. Advise teams on best practices for new services prior to launch.

March 2021 - November 2022

Staff Site Reliability Engineer

Sift

Design, build, and maintain the cloud infrastructure running Sift’s machine learning platform and its associated utilities. Migrate remaining components from Amazon Web Services to Google Cloud Platform, and maintain direct links connecting the two environments. Consult with software engineers on feature development, using the DevOps model.

January 2020 - February 2021

Senior Site Reliability Engineer

Atlassian

Design, build, and maintain the cloud and hardware infrastructure running bitbucket.org and its associated services. Consult with software engineers on feature development, using the DevOps model. Coordinate with other teams within Atlassian to optimize performance, scalability, and reliability for Bitbucket Cloud and other Atlassian products. Act as technical lead for the Bitbucket Cloud infrastructure team (though without the title or pay to reflect it).

June 2014 - December 2019

Linux Technical Engineer

Contegix

Administer Red Hat Enterprise Linux, Dell hardware, and Juniper and Brocade network infrastructure for customers. Install, upgrade, maintain, and troubleshoot supported applications, including (but not limited to) the Atlassian suite.

October 2012 - June 2014

User Support Analyst II

Washington University School of Medicine

Install and maintain hardware, software, printers, network infrastructure, and networked or computer-connected laboratory equipment.

October 2007 - October 2012

Query and PC Help Desk

YMCA of Greater St. Louis

Administer a WAN spanning 20 branches, to include Samba file and print servers; xAMP Web servers; central DB/400 database of members, program participants, donors, and guests; email and PKI infrastructure; and client systems.

April 2000 - October 2007
Nifty tech tag lists from Wouter Beeftink