Founding Engineer

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).

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).