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Founding Full-Stack Engineer

WeekdayworksLeverSan Francisco, California
Posted 7 FebFound 14 OctSeen 4 hours ago

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The Posting

This role is for one of our clients

Location: San Francisco (On-sit)
Experience: 2–8 years
Stage: Seed → Series B
Role Type: Early hire / founding engineer

Why This Role Exists
You’ll help build the core product from the ground up. This is a hands-on role for someone who loves shipping, thrives in ambiguity, and wants ownership over major product surfaces at an early-stage company.

What You’ll Do
Build end-to-end product features across frontend and backend
Ship quickly in 0→1 environments
Design APIs, schemas, and workflows
Partner closely with founders, product, and design
Improve reliability, performance, and developer experience
Establish engineering best practices
Use modern AI developer tools to move faster (LLM copilots, agent workflows, testing automation)

What We’re Looking For
Strong TypeScript, React, and Node.js
Experience shipping production web products
Startup or founding-engineer background (or equivalent)
Product-minded builder with high ownership
Comfortable working independently in small teams

Nice to Have
Next.js
Postgres / Redis
AWS / GCP
Experience integrating LLM APIs or AI tooling
Docker & CI/CD
Active GitHub presence

Facts

Source
Lever
External id
ef499474-0367-4252-9075-1b0fff76d2db
Location
San Francisco, CA, United States
Remote
On-site, from the posting
Employment
Full time
Posted
7 Feb 2026, 04:59
First seen
14 Oct 2026, 17:40
Last seen
1 Nov 2026, 06:02
Status
Not yet added
Posting id
51d152d2-a2fd-5bcf-bf67-d4fe315558e3