# Product Engineer - NYC

**Company:** [Sequence](https://hotfix.jobs/companies/sequence)
**Location:** New York, NY
**Role:** Backend Engineering
**Salary:** $180k – $190k/yr
**Skills:** Kotlin, Postgres, BigQuery, Google Cloud Pub/Sub, GCP, Terraform, TypeScript, React, Spring Boot, Http4K
**Posted:** 2025-11-28

> Builds revenue-critical backend systems including AI-powered approval workflows, intelligent collections agents, and scalable billing infrastructure. Ships reliable production code end-to-end, focusing on distributed systems, customer needs, and high-velocity event processing.

## Job Description

## What you'll be doing

- AI-powered approval workflows: Build flexible routing configured in natural language that turns into deterministic, auditable business logic.
- Intelligent collections agent: Instruct in natural language to run autonomous workflows for chasing late payments.
- Scaling billing infrastructure 10x: Rethink storage, horizontal scalability, and handle 10x load without 10x cost.

Design systems that process high-velocity event streams, balance cost and performance at scale, and ensure reliability for revenue-critical infrastructure.

## You should apply if

- Shipped production backend systems and care about reliability.
- Care about customers and understand why you're building.
- Comfortable with ambiguity, thrive in ideation, adapt based on feedback.
- Communicate clearly.
- Interested in distributed systems and resilient software.

**Nice to have:** Deep relational database expertise.

## Tech stack

**Backend:** Kotlin (Http4k, Spring Boot, Exposed, Result4k)  
**Storage:** Postgres, BigQuery  
**Async messaging:** Google Cloud Pub/Sub  
**Infrastructure:** Google Cloud, Terraform  
**Frontend:** TypeScript, React  
**Monitoring:** Google Cloud Monitoring, Sentry  
**Tools:** GitHub, Slack, Notion, Linear

## What we offer (New York)

**Salary:** $180,000 to $190,000  
**Equity:** Meaningful share options  
**Vacation:** 20 days plus national holidays  
**Benefits:** Competitive healthcare and 401K  
**Visa sponsorship:** Available

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**Apply:** https://hotfix.jobs/jobs/be29cd86-bd6f-4425-b604-6424d0467b74
**Canonical:** https://hotfix.jobs/jobs/be29cd86-bd6f-4425-b604-6424d0467b74