Founding Engineer

Replo · San Francisco

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About the role

Hiring a full-stack/founding engineers to join our team and focused on product engineering and shipping new features

Things you'll be working on

Architecting and implementing full-stack product features in Typescript/React/Node is the core of what you’ll be doing. Real examples include —

Platform

• Building sandbox infrastructure for our agents (managing secrets, proxies, and compute)

• Building an eval framework for our models

• Launching an analytics platform on ClickHouse/MSK that consumes millions of events per day

• Building an agentic workflow orchestration architecture

• Building a public API for Replo/Slack bots

• Overhauling our billing system to support arbitrary usage-based billing

Programs

• Enabling customers to buy domains directly through Replo

• Building agent-driven insight reporting for businesses

• Building a full product-customizer UI for custom print-on-demand products
   

Looking for someone who

• Can be in office 4-5 days/week in San Francisco

• Is proficient in Typescript/React/Node

• Uses Cursor/Claude Code to accelerate their work

• Has built products 0 -> 1 with real users and revenue

• Is OK operating independently without product/design

• Is ALWAYS SHIPPING. We don't spend weeks planning features at Replo

• Has a product and customer-focused mindset

• Has experience being burned by deployment and maintenance issues. If you have a a strong opinion on how products should be built, that’s good

• Values writing clean, maintainable software, including documentation (e.g. the code needs to be correct and run fast, but we’re the ones that have to read it and understand it)

• Is comfortable with ambiguity and defining software architecture patterns to solve customer pain points

Bonus points if you

• Have a CS degree or formal computer science/STEM backend

• Have started a company before

• Enjoy attending hackathons

• Worked at an early-stage (Series A or earlier) startup previously

• Have not wasted hours interview-prepping on Leetcode

• Have an eye for visual design (or past experience in product design, Figma, etc).

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