Founding Full-Stack Engineer

Trellis; United States; Remote; USD 140,000 - 190,000; Full time

Job summary

Trellis is seeking an engineer to own product development from APIs used by agents to the interfaces operators rely on daily. You will partner with founders and operators to turn live business problems into product bets, then build the software and technical foundations needed for scale.

You’ll work across the stack—web interfaces, APIs, data systems, and agent runtime—guided by customer sessions, logs, and support issues to drive improvements and set engineering standards.

Qualifications

• Full-stack development experience with modern frontend and backend tech.
• Ability to make architecture and product decisions informed by data and customer evidence.
• Experience building across APIs, UIs and runtime systems.

Responsibilities

• Translate operational problems into product direction in collaboration with founders and operators.
• Build across the product stack, including web interfaces, APIs, data systems, and agent runtime capabilities.
• Use customer sessions, traces, logs, and support issues to guide improvements.
• Review architecture and improve shared tools, foundations, and engineering standards.
• Deliver product areas operators use in their regular work and improve critical workflows.
• Convert recurring customer needs into reusable technical foundations for future features.

Skills

Full-stack development

Architecture judgment

Tools

Next.js

TypeScript

FastAPI

Python

PostgreSQL

Job description

Role overview

Own product development from APIs that agents can use to the interfaces hospitality operators rely on day to day. You’ll work with founders and operators to turn live business problems into product bets, then build the software and technical foundations needed to support a growing operation.

Responsibilities

• Translate operational problems into product direction in collaboration with founders and operators.
• Build across the product stack, including web interfaces, APIs, data systems, and agent runtime capabilities.
• Use customer sessions, traces, logs, and support issues to guide improvements.
• Review architecture and improve shared tools, foundations, and engineering standards.
• Deliver product areas operators use in their regular work and improve critical workflows.
• Convert recurring customer needs into reusable technical foundations for future features.

Requirements

• Full-stack development experience with Next.js and TypeScript.
• Experience with FastAPI, Python, and Postgres.
• Ability to work across APIs, user interfaces, and agent runtime systems.
• Sound judgment in architecture and product decisions informed by customer and operational evidence.