# Senior Backend Engineer - Fynn (AI Credit Coach) at Kikoff

- Company: Kikoff
- What the company does: Kikoff's credit building app is the the fastest way to build credit safely, with plans from $5/month. Backed by Lightspeed.
- Company website: https://kikoff.com/
- Type: Startups (AI role)
- Level: Senior
- Location: San Francisco
- Work setup: On-site
- Posted: 2026-06-23
- Apply by: 2026-10-08
- Apply: https://job-boards.greenhouse.io/kikoff/jobs/4293780009
- Page: https://www.1752.vc/careers/jobs/kikoff-senior-backend-engineer-fynn-ai-credit-coach/

## About the role

We're scaling fast. Join us if you want to build something meaningful and help millions of people move forward financially. This is a consumer fintech startup, and you will be working with serial entrepreneurs who have built strong consumer brands and innovative products. We value extreme ownership, clear communication, a strong sense of craftsmanship, and the desire to create lasting work and work relationships. Yes, you can build an exciting business AND have real-life real-customer impact.

## What they're looking for

- 5+ years of experience with modern backend frameworks and a track record of building and scaling production systems
- Strong systems design skills, you've architected and shipped distributed systems that handle high throughput and maintain data consistency
- Track record of making infrastructure decisions that balance technical excellence with business pragmatism
- Production experience with background job processing systems (Sidekiq, Resque, or similar)
- Solid understanding of database optimization, caching strategies, and performance tuning
- Comfort building in an environment where correctness, latency, and user trust all matter at once

Tags: Engineering