Skip to content
UpstartUpstartUnited States

Software Engineer, Unsecured Installments

Software engineer building and improving borrower-facing frontend and full-stack experiences for Upstart's unsecured installments lending product using React, TypeScript, and backend services. Requires 4-5+ years experience and strong full-stack skills.

136k – 197k
Remote5+ YOEFullstack Engineering

About the role

How you’ll make an impact

  • Build and maintain borrower-facing web experiences using React and TypeScript, translating designs and product requirements into clean, responsive, accessible interfaces.
  • Work across the stack to connect frontend experiences to backend services and APIs, contributing to full-stack features that span the borrower journey.
  • Partner closely with product managers, designers, and backend engineers to scope, build, and ship features that improve borrower flows and reduce friction.
  • Write well-tested, maintainable code and participate in code reviews, helping raise the quality and consistency of the team's frontend codebase.
  • Contribute to performance, reliability, and observability of the experiences you own, and help debug and resolve issues across environments.
  • Support experimentation and iterative improvements to borrower flows, using data and feedback to inform what gets built next.

Minimum Qualifications

  • Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent practical experience) and 4-5+ years of professional software engineering experience.
  • Strong proficiency building web applications with React and TypeScript, including component design, state management, and consuming REST or GraphQL APIs.
  • Full-stack experience contributing to backend services and APIs in a language such as Python, Java, Kotlin, Ruby, or Node.js.
  • Solid fundamentals in writing tested, maintainable code and collaborating through code review in a team environment.
  • Ability to work effectively with product and design partners to deliver features from requirements through production.

Preferred Qualifications

  • Experience building consumer-facing products with attention to performance, accessibility, and user experience.
  • Familiarity with modern frontend tooling and testing frameworks (e.g., Jest, React Testing Library, Cypress) and CI/CD workflows.
  • Exposure to fintech, lending, payments, or other regulated financial products with complex user journeys.
  • Experience with experimentation, A/B testing, or feature-flagging in production environments.
  • Active use of AI tools in engineering workflows, with a thoughtful perspective on how AI is reshaping software development.
  • Passion for building products that expand access to credit and improve financial outcomes for consumers.

Skills

ReactTypeScriptPythonJavaKotlinRubyNode.jsGraphQLJestCypressCI/CD

Similar roles

Fullstack Engineering jobs
6sense

Software Engineer III

6senseAustin, TX

Build and maintain scalable full-stack applications with Java/Spring Boot backend and React/TypeScript frontend. Requires 4+ years professional software engineering experience, strong CS fundamentals, cloud and Kubernetes experience, and demonstrated use of AI coding tools.

135k – 198k
Remote4+ YOEFullstack Engineering
Imply

Software Engineer (Full Stack, Backend Focus) (Remote)

ImplyBurlingame, CA

Builds user-facing systems and services for Imply's observability warehouse, focusing on backend APIs, identity, and billing with Java/NodeJS. Collaborates cross-functionally to deliver scalable, secure features; requires 3+ years backend experience and bachelor's degree.

135k – 175k
Remote3+ YOEFullstack Engineering
Circleback

Software Engineer

CirclebackSan Francisco, CA

Build end-to-end features across web, desktop, and mobile apps using React, Next.js, Electron, Swift, and React Native. Design systems, drive technical decisions, and integrate AI for meeting notes, search, and automations in a fast-moving startup.

135k – 200k
On-siteFullstack Engineering
Vannevar

Forward Deployed Engineer - TS/SCI Clearance Required (Oahu)

VannevarHonolulu, HI

Forward Deployed Engineer owns end-to-end development and deployment of custom software solutions for national security missions, interfacing with government stakeholders. Requires 5+ years full stack experience, DoD RMF compliance, and active TS/SCI clearance.

135k – 205k
Hybrid5+ YOEFullstack Engineering
Permitflow

Software Engineer

PermitflowNew York, NY

Builds AI-enabled software for construction permitting workflows, owning fullstack features from backend services and APIs to frontend experiences. Requires strong fullstack skills in React, TypeScript, Node.js, Postgres, with startup experience preferred.

135k – 250k
HybridFullstack Engineering