Jm Casler
President at McKesson
San Francisco, California, United States
Summary
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RockstarJm Casler is a San Francisco–based software leader and entrepreneur with 11 years of modern experience and a career spanning engineering, quality, Agile coaching, and executive leadership. As President of Meshtastic, LLC and a current Release Program Manager at McKesson, he blends hands-on backend work (notably on Meshtastic’s Python CLI and API) with program-level delivery and release management. He has a long track record of driving Agile transformation and velocity improvements at scale, including coaching centers of excellence and unifying workflows at VMware. His open-source contributions to Meshtastic include UI/UX and documentation improvements as well as core protocol and CLI changes, reflecting a rare mix of user-facing product sensibility and protocol-level engineering. Jm also runs an agile coaching practice and has founded and led engineering teams, showing entrepreneurial grit alongside process and automation focus. Colleagues know him for turning messy requirements into reliable, low-friction delivery while keeping customer-facing documentation and UX front and center.
10 years of coding experience
26 years of employment as a software developer
Github Skills (19)
mesh10
website-development10
python10
docusaurus10
protobuffer10
protobuf10
documentation10
user-interface9
apidoc9
ui-design9
interface-design9
api9
cli9
react8
user-experience8
Programming languages (12)
Github contributions (5)
meshtastic/meshtastic
Nov 2021 - Sep 2022
Meshtastic project website and documentation
Role in this project:
Technical Writer & UI/UX Focused Contributor
Technical Writer & UI/UX Focused ContributorContributions:7 reviews, 189 commits, 141 PRs in 10 months
Contributions summary:Jm primarily contributed to the project's documentation, website, and user interface. Their work included updating instructions, adding new sections to the documentation like a FAQ, and modifying the website's layout and content, notably the home page features section and the downloads page. Code changes focused on updating menus and components, and integrating UI elements. They also made changes related to the website configuration.
project-websitemeshtastic
meshtastic/python
Aug 2020 - May 2022
The Python CLI and API for talking to Meshtastic devices
Role in this project:Back-end Developer
Back-end DeveloperContributions:5 releases, 89 commits, 13 PRs in 1 year 8 months
Contributions summary:Jm primarily contributed to the Python CLI and API for Meshtastic devices. Their commits focused on updating core functionality, including modifications to the main application file to handle message replies and set device time. They also bumped the version number and updated the setup file. Additionally, they worked on updating the regen-protos.sh script and made changes to the protobuf files.
apipythonpython-climeshtastic-pythonmeshtastic
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