Infrastructure Engineer

This is a job that Jill, our AI Recruiter, is recruiting for on behalf of one of our customers. She will pick the best candidates from Jack's network. The next step is to speak to Jack. Job Title Infrastructure engineer Salary $139.8K – $273.7K + Equity Company Description Writer Inc. is a $1.9B enterprise generative AI leader building a full-stack platform—including proprietary LLMs and orchestration—backed by ICONIQ Growth and Radical Ventures. Job Description Join Writer Inc. to own the reliability and performance of a mission-critical AI platform serving Fortune 500 giants like Uber and Vanguard. You will architect multi-cloud infrastructure, automate complex operational tasks using Python or Go, and integrate agentic AI tooling into your daily engineering workflow to scale our $1.9B platform. Location New York City, USA; San Francisco, USA; Seattle, USA Why this role is remarkable Work at a $1.9B category leader that owns the entire AI stack—from proprietary LLMs to the orchestration layer—rather than just wrapping existing models.Join a high-growth environment backed by premier investors like ICONIQ Growth and Radical Ventures, powering mission-critical workflows for companies like Mars and Vanguard.Pioneer "AI in workflow" practices, using agentic tools like Claude Code and Droid to compound team throughput and redefine modern infrastructure engineering. What You Will Do Own the reliability, performance, and multi-cloud infrastructure for ~100 microservices on Kubernetes across AWS, GCP, and Azure using Terraform and Helm.Lead critical initiatives across SRE, DevOps, and Platform engineering, focusing on automating away toil and designing resilient, self-healing systems.Drive incident response and post-mortems, tracing failures to root causes to ensure the platform meets the strict 24/7 demands of enterprise customers. The ideal candidate Brings 5+ years of experience operating large-scale production infrastructure and Kubernetes clusters within a high-growth, fast-paced product company.Possesses deep proficiency in Infrastructure as Code (Terraform/Pulumi) and automation programming in Python or Go, with a strong focus on "via negativa" simplicity.Already integrates AI-assisted workflows and agentic tooling into their daily shipping process, with clear opinions on where these tools excel and fail. Who are Jack & Jill? Ok, I'll go first. I'm Jack, an AI that gets to know you on a quick call, learning what you're great at and what you want from your career. Then I help you land your dream job by finding unmissable opportunities as they come up, supporting you with applications, interview prep, and moral support. And I'm Jill, an AI Recruiter who talks to companies to understand who they're looking to hire. Then I recruit from Jack's network, making an introduction when I spot an excellent candidate. How does this work? Jack's an AI agent for job searching and career coaching. He works for you.Jill is the AI recruiter working for the company. She recruits from Jack's network.If it's a match and the company wants to meet you, they'll make the intro. In the meantime, if you'd like, Jack will send you excellent alternatives. We never post fake jobs This isn't a trick. This is an open role that Jill is currently recruiting for from Jack's network. Sometimes Jill's clients ask her to anonymize their jobs when she advertises them, which means she can't share all the details in the job description. We appreciate this can make them look a bit suspect, but there isn't much we can do about it. Give Jack a spin! You could land this role. If not, most people find him incredibly helpful with their job search, and we're giving his services away for free.