Staff Software Engineer - Fern

Postman•San Francisco, CA

10d•$250,000 - $310,000•Onsite

About The Position

As a Staff Software Engineer at Fern, you’ll build APIs, scale AI infrastructure, and design developer experiences that reach millions of people. This role involves setting technical direction by driving system design decisions around data modeling, performance, correctness, and reliability, and identifying scaling bottlenecks before they become problems. You will build for durability and scale, ensuring systems are performant, observable, secure, and resilient under real-world production load across infrastructure like Vercel, AWS, and Turbopuffer. A key aspect of the role is mentoring motivated engineers, helping to elevate their skills and impact through code reviews and architectural discussions. You will also collaborate closely with product designers, backend, and frontend engineers working in TypeScript and Next.js to define polished interfaces and user experiences.

Requirements

8+ years of professional software engineering experience.
Builders that know developer experience is a craft.
Strong written and verbal communication skills to solve technical problems with customers.

Nice To Haves

Experience building with TypeScript.

Responsibilities

Set technical direction: Drive system design decisions around data modeling, performance, correctness, and reliability. Identify scaling bottlenecks before they become problems.
Build for durability and scale: Ensure our systems are performant, observable, secure, and resilient under real-world production load across infrastructure (e.g., Vercel, AWS, Turbopuffer).
Mentor motivated engineers: Developing people is as important as developing software. From in-depth code reviews to high-level architectural discussions, you'll help elevate the skills and impact of those around you.
Collaborate across the stack: Partner closely with product designers, backend, and frontend engineers working in TypeScript and Next.js to define polished interfaces and slick user experiences.