Post Job Free
Sign in

Founding Full Stack Engineer

Company:
twenty80.io
Location:
San Francisco, CA
Pay:
150000USD - 190000USD per year
Posted:
March 13, 2026
Apply

Description:

Job Description

About the Role

An early-stage startup is hiring a Founding Full Stack Engineer to help build its product from the ground up. This role will work closely with the founding team to design, develop, and ship the initial versions of the platform while laying the technical foundation for future growth.

This position offers high ownership, broad responsibility across the stack, and direct impact on product direction, architecture, and engineering culture.What You’ll Do

Build the initial product and core features from zero to production

Design and implement frontend and backend systems with scalability in mind

Own services, data models, and APIs end to end

Collaborate directly with founders on product requirements and technical tradeoffs

Make foundational decisions around architecture, tooling, and infrastructure

Write clean, maintainable code and establish engineering best practices

Set up deployment pipelines, monitoring, and basic DevOps workflows

Help hire and mentor future engineers as the team growsTech Environment

The stack is flexible, but commonly includes:

Frontend: React, TypeScript, Next.js

Backend: Node.js (Express/NestJS) or Python (Django/FastAPI)

Databases: PostgreSQL, Redis

Cloud & Infrastructure: AWS or GCP, Docker, CI/CD

APIs: REST, GraphQL

Version Control: Git (GitHub or similar)What We’re Looking For

6+ years of professional software engineering experience

Strong full stack background with modern JavaScript/TypeScript

Experience building products from early stage through production

Solid understanding of backend systems, databases, and APIs

Comfort working with ambiguity and evolving requirements

Experience owning technical decisions without heavy process

Prior startup or founding-team experience strongly preferredCompensation & Benefits

Base Salary: $150,000 – $190,000 (early-stage, San Francisco market)

Equity: Meaningful founding-level equity stake

Benefits: Health, dental, vision insurance; flexible PTO

Work Model: Hybrid or remote-friendly within U.S. time zonesEqual Opportunity

This opportunity is with an equal opportunity employer. All qualified applicants will be considered without regard to race, color, religion, gender, sexual orientation, gender identity, age, disability, or veteran status.

Full-time

Hybrid remote

Apply