Senior Backend Engineer
Added
10/17/2025
How Syndicated Job Posts Work
This Role is Closed
This is a Featured Job
Note: We've kept the name of the company private. If you'd like to know the company before requesting an intro, just email us at hello [at] fractionaljobs.io
About Us
We are building a consumer product for high-fidelity visual generation and editing powered by advanced AI models.
Both co-founders are ex-Google Brain / DeepMind, and we've raised a round of funding from some of the top VCs in Silicon Valley.
About the Work
We're looking for a Fractional Senior Backend Engineer to help us build a high-performant, scalable system to support the launch of our AI model playground, and more.
Specifically, you'll:
- Design and develop backend services and APIs using FastAPI
- Optimize application performance through strategic caching and efficient data handling
- Think through challenges related to concurrency and scalability
- Ensure secure authentication and authorization flows
- If you have significant data pipeline experience, we also need help with:
- building robust web scraping and data extraction pipelines to acquire unique datasets
- data cleaning, normalization, validation
- Work most closely with our CTO and small engineering team
Tech Stack:
- React + Remix
- Python + Fast API
- GCP
- Redis
About You
You MUST have:
- Been a senior/staff-level Backend focused engineer at other startups and growth stage tech companies
- Highly comfortable with Python, Fast API, and Redis
- Built caching strategies
- Designed systems for significant scale
Nice-to-haves:
- Significant data pipeline experience for ML use cases
- web scraping at scale (Scrapy, BeautifulSoup, or Playwright)
- Data cleaning and validation
- Apache Beam experience
If your experience is more front-end leaning, we have a separate role open for a Fractional Senior Frontend Engineer here.
How to Get in Touch
Hit that "Request Intro" button below. Include any relevant links so we can get to know you better.
Your brief intro note should clearly address:
- The names of the tech startups you've led backend engineering efforts for
- Your experience level with our entire tech stack
- Examples of your work with caching strategies and/or designing for scale
- Any experience building data pipelines and collaborating with ML teams
If we think there's a fit, we'll reach out to schedule an intro call. Looking forward!
MoreEngineeringJobs
Send fractional jobs,
playbooks, and more to