Founding Software Engineer

Clera

• $130K — $200K *
San Francisco, CA 94112In-Person
Enterprise Technology
Less than 5 years of experience
Today
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Job Overview by Ladders

Qualifications

  • 3+ years of software engineering experience in startup environments.
  • Experience building products from 0 to 1, preferably in early-stage startups or significant side projects.
  • Strong proficiency in TypeScript, React (frontend), and Node.js (backend).
  • Experience with large language models (LLMs) and agent-based platforms.
  • Hands-on experience with AWS for cloud infrastructure and PostgreSQL for data storage.
  • Experience owning end-to-end feature development across multiple layers (frontend, backend, infrastructure).
  • Familiarity with observability, monitoring, and distributed systems.

Responsibilities

  • Build and evolve the integrations platform including core infrastructure components.
  • Work across the full stack: frontend using TypeScript and React, backend with Node.js, and AWS infrastructure.
  • Own end-to-end project specifications, implementation, and customer impact measurement.
  • Contribute to defining product direction and engineering culture as a founding member.
  • Shape company-building decisions and team dynamics to foster innovation.

Benefits

  • Visa sponsorship available.
  • Early-stage equity opportunity as a founding team member.
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
  • 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:
  • 3+ years of software engineering experience, ideally in fast-paced startup environments.
  • Demonstrated experience building products 01, either at an early-stage startup or through serious side projects.
  • Strong proficiency in TypeScript and React for frontend, and Node.js for backend.
  • Experience integrating or building workflows around large language models (LLMs) and agent-based platforms.
  • Hands-on experience with AWS for cloud infrastructure and PostgreSQL for data storage.
  • Experience owning end-to-end feature development across frontend, backend, and infrastructure.
  • Familiarity with observability, monitoring, distributed tracing, and reliable retry/queuing patterns in distributed systems.
  • Strong computer science fundamentals.

Nice to Have:
  • Experience in supply chain, logistics, or enterprise integration domains (EDI, ERP, WMS, TMS, etc.).
  • Familiarity with Vercel and Tailwind CSS.
Compensation & Benefits
  • Salary: $130,000 - $200,000 USD annually
  • Visa sponsorship available
  • 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.
* Ladders Estimates

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