Overview
About the Role A well-funded, seed-stage B2B SaaS startup in the supply chain integrations space is looking for a Founding Software Engineer to help shape the architecture, culture, and product direction of an agentic integrations platform. This is a high-ownership role where you'll work across the full stack and have a direct impact on the company's trajectory from day one. What You'll Do Build and evolve the integrations platform — including mapping, testing, retries, queues, observability, and the full infrastructure layer. Work across the entire stack: frontend (TypeScript, React), backend (Node.js), infrastructure (AWS), and LLM/agentic workflows. Own projects end-to-end, from initial specs through implementation to measurable customer impact. Help define product direction, engineering culture, and company-building decisions as an early team member. What We're Looking For Required:
Full job description
Full Job Description
About the Role
A well-funded, seed-stage B2B SaaS startup in the supply chain integrations space is looking for a Founding Software Engineer to help shape the architecture, culture, and product direction of an agentic integrations platform. This is a high-ownership role where you'll work across the full stack and have a direct impact on the company's trajectory from day one.
What You'll Do
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Build and evolve the integrations platform — including mapping, testing, retries, queues, observability, and the full infrastructure layer.
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Work across the entire stack: frontend (TypeScript, React), backend (Node.js), infrastructure (AWS), and LLM/agentic workflows.
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Own projects end-to-end, from initial specs through implementation to measurable customer impact.
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Help define product direction, engineering culture, and company-building decisions as an early team member.
What We're Looking For
Required:
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3+ years of software engineering experience, ideally in fast-paced startup environments.
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Demonstrated experience building products 0→1, either at an early-stage startup or through serious side projects.
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Strong proficiency in TypeScript and React for frontend, and Node.js for backend.
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Experience integrating or building workflows around large language models (LLMs) and agent-based platforms.
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Hands-on experience with AWS for cloud infrastructure and PostgreSQL for data storage.
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Experience owning end-to-end feature development across frontend, backend, and infrastructure.
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Familiarity with observability, monitoring, distributed tracing, and reliable retry/queuing patterns in distributed systems.
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Strong computer science fundamentals.
Nice to Have:
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Experience in supply chain, logistics, or enterprise integration domains (EDI, ERP, WMS, TMS, etc.).
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Familiarity with Vercel and Tailwind CSS.
Compensation & Benefits
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Salary: $130,000 – $200,000 USD annually
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Visa sponsorship available
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Early-stage equity opportunity as a founding team member
Location
This is an on-site role based in San Francisco, CA. Candidates must be willing to work from the San Francisco office.
Tips for this job
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Verification notes
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