Florian Leibert
General Partner at ShiftLeft Inc
San Francisco, California, United States
Summary
🤩
RockstarFlorian Leibert is a seasoned founder, engineer, and investor focused on distributed systems and orchestration. He co-founded and ran Mesosphere (now D2iQ) as CEO for over six years, helping commercialize cluster orchestration and contributing to influential open-source projects like Mesos, Marathon and Chronos. Earlier tech-lead roles at Twitter and Airbnb involved building TB-scale derived user-data systems, a distributed user-search service (co‑authored paper), and production schedulers and recommendation engines. Now a General Partner at 468 Capital and an active board member and investor across AI, databases and developer tooling, he pairs deep hands-on backend and DevOps expertise with startup-scale go-to-market instincts. His hands-on commits range from HTTP server refactors to core scheduler and task-management work, reflecting a rare blend of systems research and production operations.
13 years of coding experience
18 years of employment as a software developer
Stackoverflow
71reputation
3kreached
1answer
0questions
Github Skills (26)
mesos10
back-end-development10
job-scheduler10
zookeeper10
dcos10
java10
scala210
scala10
javas10
http-server10
back-end10
jetty910
backend10
devops10
jetty10
Programming languages (6)
Github contributions (5)
mesos/chronos
Mar 2013 - Apr 2016
Fault tolerant job scheduler for Mesos which handles dependencies and ISO8601 based schedules
Role in this project:
Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:186 commits, 1 PR, 2 pushes in 3 years 1 month
Contributions summary:Florian's commits primarily focused on setting up and configuring the Chronos job scheduler, particularly around in-process Zookeeper integration and the integration with Mesos. They added support for job URIs, showing a focus on task management and resource allocation. The contributions also involved improvements to the installer scripts and configuration files, indicative of DevOps practices for deployment and setup.
fault-tolerantdependenciesfaultschedulerschedules
d2iq-archive/marathon
Jul 2013 - Apr 2016
Deploy and manage containers (including Docker) on top of Apache Mesos at scale.
Role in this project:Backend Developer
Backend DeveloperContributions:52 commits, 1 push in 2 years 9 months
Contributions summary:Florian contributed to the core logic and configuration of the Marathon orchestrator. Their work included adding features like the s3-wagon provider, modifying task ID handling, and implementing hostname constraints. They also updated eventing functionality, refactored MarathonSchedulerService and added a task killing capability, indicating involvement in core system operation and configuration. These changes reflect a focus on enhancing Marathon's functionality and stability.
containersdcosdockerapachescale
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