Thomas Ptacek
Associate Retail Sales Manager
Chicago, Illinois, United States
Summary
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RockstarThomas Ptacek is a seasoned technology professional with 11 years of experience blending hands-on engineering, security, and product work across startups and established teams. Based in Chicago, he has held technical and leadership roles from founding security and networking ventures to principal engineering at firms like Latacora and Starfighter, and more recently operational roles at Fly.io. His open-source contributions include backend and DevOps work on flyctl—implementing WireGuard peer management APIs and CLI tooling—and clear, user-focused documentation for Fly.io projects. Known for candid, no-nonsense communication, he pairs deep systems and network expertise with practical product sensibilities. Colleagues can expect a pragmatic problem-solver who isn't afraid to iterate publicly and learn from imperfect tests or demos.
11 years of coding experience
16 years of employment as a software developer
Stackoverflow
9,041reputation
527kreached
16answers
0questions
sql
top-5%
networking
top-1%
actionscript
top-1%
tcp
top-1%
php
top-1%
security
top-1%
Github Skills (30)
markdown10
apidoc10
technical-writing10
actionscript10
command-line-interface10
fly10
io10
networking10
wireguard10
security10
php10
go10
markdown-it10
api10
tcp10
Programming languages (9)
Github contributions (5)
superfly/flyctl
Nov 2020 - Oct 2022
Command line tools for fly.io services
Role in this project:
Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:12 reviews, 121 commits, 47 PRs in 1 year 10 months
Contributions summary:Thomas primarily worked on implementing and extending the backend API for managing WireGuard peers within the fly.io services. They introduced new API endpoints for creating, listing, and removing peers, along with associated data types and configurations. Furthermore, they developed and integrated command-line interface (CLI) tools for interacting with these WireGuard functionalities. They also touched upon creating and integrating sftp commands.
golangcommand-line-toolsflyio-toolsfly-iocli
superfly/docs
Jun 2021 - Jan 2023
Role in this project:Technical Writer
Technical WriterContributions:1 review, 18 commits, 1 PR in 1 year 7 months
Contributions summary:Thomas primarily focused on creating and editing documentation for the `superfly/docs` repository. Their commits added and updated guides related to Fly.io's UDP and TCP support and the "dreaded port filter." They also updated hiring-related pages, indicating contributions to documentation organization and content management. The user's work significantly improved the clarity and completeness of the documentation.
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