Founding Engineer

Replo; San Francisco (CA); On-site; USD 140,000 - 500,000; Full time

Job summary

Replo is hiring a full‑stack/founding engineer to join the product engineering team in San Francisco. You will work on shipping new features, building workflows to design and optimize online shops, and developing payments and analytics infrastructure.

You will own onboarding and drive 0→1 product initiatives with real users and revenue. You should be proficient in Typescript/React/Node, comfortable working independently without heavy product/design input, and thrive in a shipping‑first startup

Qualifications

• Proficient in Typescript/React/Node.js.
• Product and customer-focused mindset.
• Ability to operate independently without heavy product/design support.
• Strong focus on shipping features and delivering value to users.
• Experience building products from 0 to 1 with real users and revenue.

Responsibilities

• Build out agentic workflows that design, build, and optimize online shops.
• Build out product and payments processing infrastructure.
• Launch analytics infrastructure on Clickhouse/Kafka handling billions of events per month.
• Own the user onboarding flow end-to-end.

Skills

Typescript

React

Node.js

Education

CS degree or STEM background

Tools

Cursor

Claude Code

Job description

About The Role

Hiring a full‑stack/founding engineer to join our team focused on product engineering and shipping new features.

Things you'll be working on

• Build out agentic workflows that design, build, and optimize online shops
• Build out product & payments processing infrastructure
• Launch analytics infra on Clickhouse/Kafka that support billions events/month
• Own our user onboarding flow from end‑to‑end

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 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 background
• 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.)

Compensation Range: $140K - $500K