# Jedrzej Kosinski

> Founding Engineer @ ComfyUI

Location: San Francisco, California, United States
Profile: https://flows.cv/jedrzej

With 5+ years of professional software engineering experience, I am now dabbling in sponsored, contracted, and freelance work.

Between work and personal projects, in the past decade I have worked on backend, frontend, networking, embedded systems, robotics, and more recently generative AI.

## Work Experience
### Founding Engineer @ ComfyUI
Jan 2025 – Present | San Francisco, California, United States

### Open Source Developer @ Unknown
Jan 2023 – Jan 2025
I am porting research and tools from diffusers into ComfyUI (ldm) for image and video-related Generative AI nodes, particularly related to AnimateDiff and ControlNet. I actively maintain and upgrade the tools I port over, and engage with Github issues, etc.

### Software Engineer @ Bentley Systems
Jan 2020 – Jan 2023 | Kansas City, Missouri, United States

### Associate Software Engineer @ Bentley Systems
Jan 2018 – Jan 2020 | Kansas City, Missouri

### Software Engineer Internship @ Bentley Systems
Jan 2017 – Jan 2017 | Kansas City, Missouri Area
I worked on web development using ASP.NET Rasor C#. Specifically, I contributed to a microservice portal as well as designed the middleware of a new microservice connecting its database backend to the website front end. I also worked on web page behavior and UX through CSS, JavaScript (AngularJS), and HTML. REST API was used throughout these activities in addition to localization optimizations. Most of the development framework implemented the Microsoft stack.

### Software Engineer Internship @ PayIt
Jan 2016 – Jan 2016 | Kansas City, Missouri Area
I was a member of the DevOps team. I converted Jenkins Projects into Pipelines for more convenient automation (Groovy), assisted in creating a Braintree-powered payment service (Java), created a scaffolding script for initializing new microservices (Python),  and developed a distributed load testing platform that starts and gets results from load tests running on multiple machines (Python).


## Education
### Bachelor of Science - BS in Computer Science
University of Missouri-Kansas City


## Contact & Social
- LinkedIn: https://linkedin.com/in/jedrzej-kosinski

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Source: https://flows.cv/jedrzej
JSON Resume: https://flows.cv/jedrzej/resume.json
Last updated: 2026-04-10