Expertise

OGX
Core maintainer of OGX (Open GenAI Stack), a composable platform for building LLM applications. OpenAI-compatible Responses API, multi-provider inference, vector storage, auth, and more. 8,000+ stars, multi-language SDKs, Kubernetes operator.
AI/ML Infrastructure
Building production AI infrastructure: LLM serving, agentic APIs, inference gateways. Contributor to InstructLab and Kubeflow. Deep expertise in model serving, synthetic data generation, and evaluation pipelines.

Kubernetes
Working with Kubernetes since 2016. Built the OGX Kubernetes operator for deploying AI stacks. Former Rook maintainer (2018-2023), integrating Ceph storage into Kubernetes.

Open Source
Lifelong Open Source advocate, running Linux since 2008. From storage to AI, always building in the open. Hundreds of upstream contributions across OGX, InstructLab, Kubeflow, Rook, and Ceph.

Ceph & Storage
A decade with Ceph (2012-2023). Created ceph-ansible and ceph-container. Built reference architectures for OpenStack + Ceph. Foundation that led to Kubernetes storage orchestration with Rook.
Public Speaking
Conferences worldwide: KubeCon, OpenStack Summit, CephDays, FOSDEM, DevOps D-Day. Presentations, workshops, and panel discussions on storage, cloud-native, and AI.
Publications
Technical blog since 2011. 370+ posts covering Ceph, OpenStack, Containers, Kubernetes, and AI/ML infrastructure.
Experience

Red Hat
Jun 2014 - PresentSenior Principal Software Engineer
Leading AI/ML open source strategy. Core maintainer of OGX and enterprise distributions via OpenDataHub. Previously drove Ceph, Rook, and cloud-native storage upstream. Technology evangelist through blogging and public speaking.

eNovance
Feb 2013 - Jun 2014OpenStack Architect
Architecting and designing customer OpenStack platforms. Rotating between pre-sales, consulting, benchmarking and coding. eNovance was acquired by Red Hat in 2014.

Stone-IT Smile
Feb 2012 - Feb 2013Cloud Infrastructure Engineer
Final year internship in Utrecht, Netherlands. Designed and built Cloud 2.0 infrastructure with OpenStack and Ceph. Migrated the entire cloud to OpenStack backed by Ceph.

SUPINFO International University
Student & Teaching Assistant
Bachelor and master studies. Position as professor for 1st, 2nd and 3rd year students. Full responsibility for SUPINFO's Linux laboratory.