# Jonah Eisen > Senior Software Engineer at Galileo Location: San Francisco, California, United States Profile: https://flows.cv/jonaheisen ## Work Experience ### Senior Software Engineer @ 🔭 Galileo Jan 2024 – Present | San Francisco, California, United States ### Senior Software Engineer @ Arroyo (acquired by Cloudflare) Jan 2023 – Jan 2024 | San Francisco, California, United States Developed open-source stream processing engine for running SQL on unbounded datasets (Rust) Designed and developed console and API for users to manage data pipelines (TypeScript, React, Rust) ### Senior Software Engineer @ Splunk Jan 2021 – Jan 2023 | San Francisco Bay Area Developed app analysis system to perform security checks on Splunk apps
(Python, Go, Postgres, AWS, Kubernetes) Implemented new static code analysis technologies to improve security of Splunk apps (Python, Go) Designed and developed internal portal to facilitate manual reviews of Splunk apps 
(Typescript, React, Next.js) ### Software Engineer @ Splunk Jan 2020 – Jan 2021 | San Francisco Bay Area ### Senior Software Engineer @ Quantcast Jan 2018 – Jan 2019 | San Francisco Bay Area Worked on the Realtime Bidding (RTB) Platform team developing a low-latency, high-throughput distributed system for delivering ad campaigns on the open internet. ### Software Engineer @ Quantcast Jan 2016 – Jan 2018 | San Francisco Bay Area ### Software Engineering Intern @ Quantcast Jan 2015 – Jan 2015 ### Head Photographer @ Studio Q (AMS) Jan 2014 – Jan 2015 Managed a team of photographers and ensured the high quality of photos to be published in the annual Tricolour Yearbook. ### Staff Photographer @ Studio Q (AMS) Jan 2013 – Jan 2014 ### Graphics Editor @ Queen's Journal Jan 2013 – Jan 2014 ## Education ### Bachelor of Computing (Honours) in Software Design Queen's University Jan 2012 – Jan 2016 ## Contact & Social - LinkedIn: https://linkedin.com/in/jonaheisen --- Source: https://flows.cv/jonaheisen JSON Resume: https://flows.cv/jonaheisen/resume.json Last updated: 2026-03-22