True Talent Solutions Partners

Founding Senior Engineer

New York
Salary
$175,000 - $225,000 annually
Level
Senior
Work type
On-site · New York
Visa
Sponsors visas

Open. First seen 28 October 2026.

About the role

About the Role

Join an early-stage AI company building growth tools for consumer brands as its second engineer. You will ship product hands-on while helping establish the engineering culture and architecture.

What You'll Do

  • Build data infrastructure to track merchant lifecycle events and understand which actions lead to outcomes.
  • Develop an agentic growth system that assesses operations, identifies opportunities, and executes changes automatically.
  • Own full-stack development of the growth engine, with a strong focus on backend systems and infrastructure.
  • Build reliable integrations with commerce and advertising platforms, along with orchestration tools.
  • Mentor engineers while remaining actively involved in day-to-day development.

What We're Looking For

  • Five to eight years of full-stack engineering experience, with strong backend skills in data infrastructure, event systems, and API integrations.
  • Experience building production-grade LLM-powered or agentic systems with third-party API integrations and end-to-end ownership.
  • Experience at a startup during its Series A to C growth, or equivalent early-stage and 0-to-1 building experience.
  • Experience leading or mentoring one or two engineers, and the ability to bring structure to ambiguous work and prioritize effectively.
  • Familiarity with commerce and marketing technology integrations such as Shopify, Meta Ads, TikTok Ads, and Klaviyo.
  • Working knowledge of Python, TypeScript, and LLMs, plus strong communication skills.

Compensation & Benefits

Base salary: $175,000 to $225,000 annually. Visa sponsorship is available.

Location

On-site in New York, New York, United States.

What this role asks for

Standard for software engineering roles

Python

Common in software engineering postings at any company.

Compared with True Talent Solutions Partners's other open jobs.

The team: Client Roles

This role is one of 105 open in Client Roles. 105 were posted in the last 30 days, including 5 lead roles: the team is hiring the people who run it too.

WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS

Python (56 of 105), TypeScript (43 of 105), LLM (37 of 105), React (37 of 105), Machine Learning (24 of 105), JavaScript (23 of 105), AWS (22 of 105)

OTHER ROLES ON THIS TEAM

From the team and dates on True Talent Solutions Partners's own job board.

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