Christian Klotz
Founder at Balcony Production
London, England, United Kingdom
Summary
🤩
Rockstar🎓
Top SchoolChristian Klotz is a founder and product engineer with 14 years of experience building cross-platform software products from consumer iOS apps to restaurant operations platforms and developer tooling. He has led product and engineering efforts at Sketch—modernising prototyping, stabilising the plugin ecosystem and overhauling editor architecture—while previously serving as CTO of 2PAx to turn hospitality workflow expertise into a profitable SaaS. A hands-on full‑stack contributor, he’s added backend database support (Google Cloud Spanner) to popular open-source tooling and improved core documentation and utilities for the Sketch plugin ecosystem. He also creates independent productivity apps such as Annotations for Mac and launched early mobile experiments like Seasons and the multi-phone controlled Pirata Boat Race, showing a long-running interest in novel interaction design. Based in London, he blends product leadership with deep implementation skills across frontend, backend and developer platforms, favouring pragmatic modernisations that future‑proof products.
13 years of coding experience
19 years of employment as a software developer
Fine Art Degree & Master Student Visual Communication (New Media), Fine Art Degree & Master Student Visual Communication (New Media) at Kunsthochschule Kassel
English, German
Stackoverflow
2,001reputation
102kreached
14answers
16questions
google-chrome-extension
top-5%
Github Skills (25)
database-migrations10
javascript10
sketch-plugin10
ruby10
google-cloud-spanner10
go10
sql10
database-migration10
sketch10
documentation10
databases9
database-design9
google-cloud9
golang9
google-chrome-extension9
Programming languages (11)
Github contributions (5)
sketch-hq/SketchAPI
Mar 2019 - Sep 2021
The JavaScript plugin library embedded in Sketch
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:23 reviews, 262 commits, 87 PRs in 2 years 5 months
Contributions summary:Christian primarily contributed to the documentation website for the Sketch API. They refactored the sidebar to use chapters, updated the main navigation, and removed fixed chapters from the sidebar. Furthermore, they fixed the contribution link and updated mentions of `sketchapp.com` to `sketch.com`. The user also improved the styling of the API docs.
javascriptsketch-appsketchappembeddedsketch
sketchplugins/plugin-directory
Mar 2019 - Dec 2021
Official Sketch Plugin directory
Role in this project:Full-stack Developer
Full-stack DeveloperContributions:186 commits, 300 PRs, 306 pushes in 2 years 9 months
Contributions summary:Christian primarily contributed to the `plugin-directory-utils.rb` file, focusing on the `titlefy` function. Their changes involved merging updates from the `master` branch into various feature branches, indicating involvement in integrating code and potentially addressing conflicts. The consistent edits to the `titlefy` function suggest a focus on improving or adapting text formatting within the Sketch plugin directory context. This demonstrates a role in maintaining or evolving core utilities for plugin management.
sketch-appsketchappadobe-xddirectorysketch
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