Senior Full-Stack Engineer (Remote) – AI Fintech

Upstart; Oregon; Hybrid; USD 167,000 - 231,000; Full time

Benefits offered by this job

Competitive compensation package

401(k) with company match

Equity grants

Remote-friendly & flexible work

Paid time off

Job summary

Upstart seeks a Senior Software Engineer to lead the Unsecured Installments frontend and backend interfaces, owning large-scale projects from end-to-end. You will shape architecture, APIs, and data models while partnering with product, design, and backend teams to deliver high-quality borrower experiences.

You will mentor engineers, drive testing and observability, and contribute to AI-enabled improvements in development workflows, aiming to expand access to credit with reliable, scalable

Qualifications

• Bachelor's degree in Computer Science, Engineering, or related field with 6+ years of experience.
• Strong backend API design, service architecture, and data modeling skills.
• Experience leading design and delivery of large backend/full-stack projects in production.
• Proven ability to operate in ambiguous, dynamic environments.

Responsibilities

• Own design and delivery of large backend and full-stack initiatives from planning to launch and maintenance.
• Set technical direction for APIs, data models, and system integrations with a 3-6 month roadmap.
• Collaborate across product, frontend, design, platform, and backend teams to translate roadmaps into scalable systems.
• Improve engineering quality through testing, observability, security, and operations.
• Lead through ambiguity with clear, testable plans and data-informed tradeoffs.
• Mentor engineers through code/design reviews and technical guidance.
• Contribute to AI-enabled improvements in development workflows and product capabilities.

Skills

Frontend & full-stack ownership

Backend APIs

Service architecture

Distributed systems

Code reviews & mentoring

Education

Bachelor's degree in CS or related field

Tools

React

TypeScript

Python

Java

Go

APIs & databases

Job description

Upstart seeks a Senior Software Engineer to lead the Unsecured Installments frontend and backend interfaces, owning large-scale projects from end-to-end. You will shape architecture, APIs, and data models while partnering with product, design, and backend teams to deliver high-quality borrower experiences.

You will mentor engineers, drive testing and observability, and contribute to AI-enabled improvements in development workflows, aiming to expand access to credit with reliable, scalable