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Founding Engineer - Fullstack, Proficiency in TypeScript and Node.js

salary Salary :

$160,000 - 220,000 yearly

Job Description - Founding Engineer - Fullstack, Proficiency in TypeScript and Node.js


Salary - $160,000 - $220,000

 


What You'll Own

 

Take customer-facing features from concept to production. Talk to users, design the solution, build it, and watch them use it

 

Design secure, auditable data models and event-driven pipelines that power AI agent workflows

 

Develop internal and external APIs and a real-time operator console that gives customers full visibility into their operations

 

Build first-party integrations with ERPs, 3PLs, retailers, and freight partners, and a resilient sync layer that keeps everything in lockstep

 

Establish observability, SLOs, and on-call practices for mission-critical workflows where downtime means missed shipments and chargebacks

 

Work across the full stack, backend, data engineering, and frontend, wherever the highest-leverage problem lives

 

REQUIREMENTS

 

Technical

 

2 to 5 years of software engineering experience, ideally including time at a high-agency startup where you owned product work end-to-end

 

Strong proficiency in TypeScript and Node.js, the core stack at Jampack

 

Postgres for data modeling and query performance

 

Full-stack capability, including React for customer-facing product surfaces

 

Comfortable with event-driven pattern, webhooks, async workflows, integrations that keep external systems in sync

Execution and Ownership

 

Takes a customer problem or vague feature idea and runs it to production without waiting for specs

 

Researches the right approach before building, and chooses the simplest thing that will actually work

 

Cares about reliability — this is mission-critical infrastructure where downtime means missed shipments for real brands

 

Hungry, committed, and "all-in" on an early-stage startup pace. Not 9-to-5, not 996 — reachable when things break, and honest about what that requires Communication Clear, direct communicator who can talk to non-technical customers when needed and translate their workflows into software

 

Low ego, collaborative, works directly with the two co-founders every day Location

 

 

Hybrid in Brooklyn, NY (WeWork). Strong preference for in-person most of the week

 

Nice-to-Have

 

Prior experience as a founding engineer or early hire at a seed/Series A startup

 

Background in logistics, supply chain, freight, CPG, or B2B SaaS — anything that touches the messy real-world systems Jampack integrates with

 

EDI experience (SPS Commerce, TrueCommerce, or similar) — Jampack is expanding into EDI and this is a real edge

 

Experience at Flexport or a comparable logistics-adjacent company

 

Familiarity with Supabase, Next.js, or other modern BaaS stacks

 

Hands-on work with AI agents, LLM tooling, or agentic workflows in production

 


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