Daniel Kristjansson
Staff Engineer at Meal Calm
New York, New York, United States
Summary
👤
Senior🎓
Top SchoolDaniel Kristjansson is a Staff Engineer and founder with 21 years of experience building scalable ML infrastructure, backend systems, and consumer-facing platforms from startups to large tech firms. He has led ML infrastructure efforts at Stripe and Spotify that turned slow, risky iteration into fast, production-safe feature workflows—scaling access to ML-enabled product development by multiple times. A pragmatic leader and mentor, he has a track record of steering migrations to cloud-native CI/CD, defining SLO-driven operational practices, and growing engineering teams while retaining quality. He also co-created and contributed to the long-running open-source MythTV backend, improving IPTV and MPEG stream handling, reflecting deep systems and media expertise. Based in New York, he now splits time between leading ML infra work at StubHub and building Meal Calm, an AI-first meal-planning startup, blending product intuition with hands-on engineering.
21 years of coding experience
19 years of employment as a software developer
Ph.D. work in Computer Graphics (no degree), Ph.D. work in Computer Graphics (no degree) at New York UniversityB.E. Electrical Engineering, B.E. Electrical Engineering at Stevens Institute of Technology
Github Skills (8)
mpeg10
c-language10
cprogramming-language10
back-end-development10
database-design10
qt9
video-processing9
iptv8
Programming languages (5)
Github contributions (5)
MythTV/mythtv
Mar 2005 - Jul 2013
The official MythTV repository
Role in this project:
Back-end Developer
Back-end DeveloperContributions:4174 commits in 8 years 5 months
Contributions summary:Daniel primarily worked on improving the MythTV backend system. They made changes to MPEG stream data processing, fixed several bugs related to recording quality determination, and addressed issues with channel changes, and stream handling. In addition, the user implemented a table to hold IPTV channel urls and refactored code to support them, adding features and code to the IPTV and general playback functionality.
mythtv
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