Thomas Schubart

Software Engineer

San Francisco, California, United States14 yrs 1 mo experience

Highly Stable

Key Highlights

Led Kubernetes operators development, improving reliability.
Championed quality improvements, reducing installation time by 80%.
Spearheaded DDoS protection initiative, reducing alerts by 34%.

Stackforce AI infers this person is a SaaS-focused engineer with expertise in cloud-native technologies and AI integrations.

Contact

Skills

Core Skills

Go (programming Language)KubernetesDockerC#

Other Skills

Amazon Web Services (AWS)MicroservicesGitHubDistributed SystemsGitGrafanaFirecrackerPulumiCloud ComputingGoogle Cloud Platform (GCP)DevOpsAWS CloudFormationSoftware DevelopmentStartupsPagerDuty

About

Member of Technical Staff at Ona (formerly Gitpod), building cloud development environments and AI agents. Open source: - Core contributor to youki, a CNCF Sandbox container runtime in Rust (7.2k stars) - Author of oci-spec-rs, the OCI specification library for Rust (8M+ downloads, used by containerd and kubewarden among others) - Creator of Construct, an API-first AI coding assistant. Code-based tool calling, gRPC API for programmatic access, multiple specialized agents, and multi-provider support. At Ona: Kubernetes controllers, workspace automations, enterprise SSO, source control integrations (GitLab, Bitbucket, AzureDevOps), billing infrastructure. Go, Rust, containers, Kubernetes, AI agents, LLM integrations

Experience

14 yrs 1 mo

Total Experience

9 yrs 10 mos

Average Tenure

4 yrs 3 mos

Current Experience

Ona (formerly gitpod)

3 roles

Member of Technical Staff

Sep 2025 – Present · 8 mos

Senior Software Engineer II

Promoted

Oct 2022 – Sep 2025 · 2 yrs 11 mos

Championed continuous quality improvements across Gitpod's Enterprise offering, reducing installation time for PoVs (Proof of Value) by 80%
Led the development of Gitpod's Kubernetes operators that power its SaaS offerings and are responsible for managing the lifecycle of all Gitpod workspaces. Provided technical leadership and was the main contributor for the project from initial design, milestone planning, implementation, testing and release into production. The project was completed on time with a 35% reduction in lines of code compared to the previous approach. Reliability was improved from 99.9% to 99.99% while maintaining or exceeding performance goals
Mentored two software engineers, fostering their professional growth
Took the initiative to enhance the ability to troubleshoot customer performance issues by implementing scraping of Pressure Stall Information (PSI)
Participated in on-call rotation, successfully leading the resolution of numerous incidents
Collaborated closely with sales and solution engineers, conducting support calls with customers to resolve issues and ensure successful Proof of Value implementations. Supported hackathons on customer sites and served as the engineering DRI (directly responsible individual) for the company's largest contract
Initiated and led discussions with sales to identify key features that would drive sales growth. Successfully integrated these features into the team's roadmap

Go (Programming Language)KubernetesDockerAmazon Web Services (AWS)MicroservicesGitHub+14

Senior Software Engineer

Jan 2022 – Sep 2022 · 8 mos

Spearheaded the implementation of workspace classes across two teams, enabling customers to select differently sized workspaces
Started initiative to implement DDoS protection that reduced on-call alerts by 34%
Developed a prototype demonstrating a 5x improvement in networking performance in Gitpod workspaces and provided advisory support during product implementation
Participated in On-Call rotation, successfully leading the resolution of numerous incidents
Represented Gitpod at KubeCon Valencia, engaging with attendees and showcasing our product

Go (Programming Language)KubernetesDockerMicroservicesGitHubDistributed Systems+9

Method park by ul solutions

4 roles

Senior Software Engineer

Jul 2018 – Dec 2021 · 3 yrs 5 mos

Lead engineer for a Kubernetes-based framework for running containerized workloads on the edge
Introduced continuous delivery approach using GitOps with Flux
Implemented cloud-based monitoring and administration of on premise Kubernetes clusters
Designed and implemented an agent for sending MRI (Magnetic Resonance Imaging) scanner data to the cloud

KubernetesDockerMicrosoft AzureGitASP.NET CoreAngular+3

Senior Software Engineer

Promoted

Oct 2016 – Jun 2018 · 1 yr 8 mos

Sole maintainer for a critical component for the classification of medical image data
Used multi-threading and performance optimization techniques to speed up processing performance by up to 40%
Created a comprehensive automated test suite that significantly reduced the number of regressions
Redesigned and refactored components to reduce tech debt and improve debuggability of the system

C#Visual StudioAzure DevOps ServerConcurrent ProgrammingScrum

Software Engineer

Promoted

Mar 2014 – Sep 2016 · 2 yrs 6 mos

Development of a large (25 million LOC) application for the quality control and post-processing of MR (magnetic resonance) images
Integration of medical imaging algorithms
Improved the process for integration of third-party deliveries from two days to one hour

C#.NET FrameworkWindows Communication Foundation (WCF)Windows Presentation Foundation (WPF)KanbanAzure DevOps Server+1

Junior Software Engineer

Dec 2011 – May 2014 · 2 yrs 5 mos

Built and administered a test farm a test farm for performance and load tests of a complex medical image application from scratch
Developed tools for the automated installation of test systems and the distributed execution of tests
Initiated and developed a web-based tool for the tracking and analysis of exceptions during test runs that was adopted by two business units

C#Visual StudioWindows ServerASP.NET MVCNUnit