Senior Full-Stack Architect - Remote + Equity

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

Benefits offered by this job

Equity 1.2%–1.8% vesting over four yrs

Job summary

tend is seeking its first engineering hire to establish the technical foundations of an early-stage product. You will shape architecture, build core systems—including conversation state, API contracts, and data structures—while balancing launch speed with durability for future growth.

You will design full stack architecture, create database schemas, APIs, and state machines, evaluate trade-offs, and ship an initial product version.

Qualifications

• At least five years of full stack development experience.
• Deep expertise with TypeScript and Node.js.
• Experience designing systems from scratch (databases, APIs, or state machines).
• Startup or early-stage experience building an initial product version.
• A track record of shipping complete products, not only isolated features.
• Strong architectural judgment informed by experience and adaptability.

Responsibilities

• Design and implement the product’s initial full stack architecture and core features.
• Create database schemas, API contracts, and conversation state machines from the ground up.
• Evaluate multiple approaches and explain the trade offs behind technical decisions.
• Ship an initial product version and make pragmatic decisions about when to move quickly and when to invest in durability.
• Help assess and select future engineering teammates as the team grows.

Skills

Full stack dev

TypeScript

Node.js

System design

Shipping products

Tools

AWS

CDK

Lambda

S3

CloudFront

Job description

tend is seeking its first engineering hire to establish the technical foundations of an early-stage product. You will shape architecture, build core systems—including conversation state, API contracts, and data structures—while balancing launch speed with durability for future growth.

You will design full stack architecture, create database schemas, APIs, and state machines, evaluate trade-offs, and ship an initial product version.