Full Stack Engineer

San Francisco on site Until 8/22/2026 First posted March 18, 2026 Last posted March 18, 2026
Job description

Krew is on a mission to transform credit-servicing with the industry’s most advanced AI credit-servicing agents.

We are backed by Long Journey Ventures (Arielle Zuckerberg, Pascal Levy-Garboua), and strategic angels including Ryan Hoover (Founder, Product Hunt), Charlie Songhurst (Board Member, Meta), and Michael Jones (Former Chair, Huntington Bank Ventures).

We are a talent dense team comprising of ex-Figure Robotics, Optiver, Artificial Analysis, Bain, the United Nations, UChicago, and Oxford engineers and researchers.

Our omnichannel agents are supporting >100,000 consumers on their pathways to financial wellness. And we're just getting started - our goal is to resolve more than $1 trillion in outstanding consumer delinquencies worldwide with an empathetic, human-centric approach to financial wellness.

Job Description:

We’re looking for a (Human) Member of Technical Staff specializing in full-stack engineering. We’re seeking sharp engineers who value high-quality code, thrive in collaborative teams, and are excited by rapid innovation.

Job Responsibilities:

  • Design and build frontend interfaces using Next JS

  • Design and build backend APIs and services that power our AI agents and operations tooling using Python (FastAPI)

  • Ship user-facing features end-to-end (from data model to API to UI)

  • Improve reliability, observability, and performance across the stack

  • Collaborate closely with design, ops, and risk/compliance to ship safe, compliant features

  • Write tests, enforce code quality, and participate in design/review discussions

  • Help evolve our engineering standards and product development process

Minimum Qualifications:

  • At least 2 years of full time professional, non-internship experience in full-stack engineering

  • Experience with backend development (Python, Go)

  • Strong code quality habits (testing, reviews, docs) and a product mindset

Preferred Qualifications:

  • Experience in FinTech, Risk Management, or Compliance is beneficial but not mandatory

  • Experience with LLM/AI-powered products, event-driven systems, or data pipelines

  • Security, privacy, and auditing best practices

  • Bonus points if you were an ex-founder

Compensation (from employer):
$150K – $250K • Offers Equity • Offers Bonus

About this role

Summary

Design and build frontend and backend features for AI credit-servicing applications.

Job title

Full Stack Engineer

Experience level

2+ years

Industry

finance

Location requirements

Remote or on-site in San Francisco

Salary

$150K – $250K • Offers Equity • Offers Bonus

Management role

No

Skills & keywords

Required skills

PythonNext JSFastAPIfull-stacktesting

Preferred skills

fintechrisk managementAILLMdata pipelines

Specializations

full-stackfrontendbackendPythonNext JS
Locations

Structured locations inferred from the posting.

San Francisco, CA, USA

On-site City