Senior Software Engineer

Hazel|Remote (United States) • New York CityRemoteHybridfull_timesenior

$150,000 – $200,000 USD

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Tech Stack

TypeScriptReactGoLarge Language ModelsAPIQuery OptimizationSchema DesignProtobufTemporalPostgresDuckdb

Solid badges = required, outlined = preferred

Responsibilities

Build the action layer for Hazel, enabling her to write back into connected systems like Shopify and Klaviyo.
Develop full-stack product features using TypeScript/React and Go services.
Implement AI agent workflows, including streaming LLM responses, multi-step tool use, and human-in-the-loop approvals.
Develop and maintain integrations with platforms such as Shopify, Klaviyo, Meta, and Amazon.
Work directly with founders and customers to translate conversations into shipped code rapidly.

Soft Skills

ShopifyKlaviyoAmazonMetaCustomer ObsessedHigh AgencyUrgency

Benefits

401k
Dental
Equity
Health Insurance
Hybrid Work
Unlimited PTO
Vision

Culture

Startup EnergyFast-PacedCustomer-ObsessedCross-Functional Teams

Requirements

Regions: Us

About Hazel

Industry: e-commerce

Size: startup

Hazel is an AI coworker for consumer brands that connects to live data from platforms like Shopify and Amazon to provide research, analysis, and autonomous actions. The company is a venture-backed startup with 3 employees, rapidly scaling and serving customers generating over $1B in revenue.

View company profile →

Compensation

Base salary: $150,000 – $200,000 USD

Equity: 0.5–1% founding equity

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