One, Inc

Software Engineer, Lending

One, Inc$125K — $150K *
US-AnywhereRemote in United States
Finance & Insurance
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 5+ years of experience building and scaling complex systems.
  • Strong background in distributed systems and data-intensive services.
  • Expertise with both backend architecture and modern frontend frameworks.
  • Experience in regulated consumer finance, payments, or lending.
  • Exceptional communication and technical leadership skills.

Responsibilities

  • Lead design and delivery of complex lending projects.
  • Provide technical leadership to cross-functional teams.
  • Drive optimization of lending systems for scalability.
  • Collaborate with product and design for seamless user experiences.
  • Mentor team members on architecture and coding best practices.

Benefits

  • Competitive base salary and stock options.
  • Health benefits starting from Day 1.
  • 401(k) plan with company match.
  • Remote-friendly environment and flexible time off.
  • Growth opportunities in a mission-driven culture.
Full Job Description
The Role

As a Full Stack Engineer on our Lending team, you'll help deliver impactful projects at scale and support the technical direction of lending products that reach millions of customers.

What You'll Do
  • Lead technical design and implementation for projects powering our lending platform
  • Set architectural standards and ensure best practices in code quality, performance, and scalability
  • Partner closely with product, design, and operations to shape and deliver lending product strategy
  • Oversee optimization of systems for reliability, security, and scalability
  • Own technical decision-making, balancing rapid delivery and sustainable solutions


You Bring
  • 8+ years of experience building and scaling distributed systems, high-throughput APIs, or data-intensive services
  • Solid hands-on full-stack engineering skills, with proficiency in backend architecture and modern frontend frameworks
  • Experience designing or working on reliable, secure, and high-performance systems-ideally in payments, lending, or other regulated consumer finance domains
  • Clear communication skills and a collaborative working style
  • Initiative and growth mindset-eager to learn and contribute as a team player


Tools We Use

We use Node and TypeScript on the server, leveraging the NestJS framework in a microservice-oriented architecture running on Kubernetes and AWS. On the client side, we build and ship features for iOS, Android, and web platforms using React Native. We also embrace AI-assisted development, so engineers have their choice of Claude Code or Cursor to fit their workflow. Experience with our exact stack isn't required-familiarity with modern software engineering practices will help you ramp up quickly.

What We Offer
  • Competitive base salary, stock options, and health benefits from Day 1
  • 401(k) plan with company match
  • Remote-friendly (US), flexible time off (FTO), and opportunities for growth
  • A high-growth, mission-driven, inclusive culture where your work has real impact


Standard Interview Process
  • Initial Interview with Talent Partner
  • Technical or Hiring Manager Interview
  • Team Interview
  • Executive Interview
  • Offer!

About One, Inc

One, Inc. provides software solutions for the insurance industry. The company offers a cloud-based policy administration system that automates the process of selling and servicing insurance policies. The company's platform enables insurance companies to manage policies, claims, billing, and analytics. The company's customers include insurance carriers, managing general agencies, and brokers. The company was founded in 2005 and is headquartered in Santa Monica, California.
Learn more about One, Inc
Size
200 employees
Industry
Founded
2012

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