Full-Time

Founding Senior Engineer

Zero21

Zero21

1-10 employees

Startup accelerator connecting to investors

No salary listed

Napa County, CA, USA

Remote

Category
Software Engineering (1)
Required Skills
React.js
TypeScript
HTML/CSS
Requirements
  • 5+ years of experience at 2-3+ tech-focused companies
  • Expert knowledge of React/TypeScript
  • Expert knowledge of HTML/CSS
  • Solid grasp of UX design fundamentals and the ability to translate an idea into reasonable basic UI
Responsibilities
  • Design and build the service from the ground up as a senior frontend engineer
  • Independently understand customer needs and translate them into UI given UI sketches and a data schema, collaborating with coworkers
  • Work with the CTO and early engineering team to define and implement frontend architecture and features
Desired Qualifications
  • GraphQL
  • Chakra or another UI component toolkit
  • React Native
  • Solid knowledge of HTTP protocol
  • Additional UX design skills beyond the fundamentals
  • Writing GraphQL resolvers on the backend
  • MongoDB
  • AWS Cognito/Lambda/DocumentDB/API Gateway/CloudFormation
  • Writing good technical documentation
  • Working knowledge of managed cloud-service software development, especially AWS
  • Working knowledge of building software in containerized deployments, with full continuous integration and deployment
  • A passion for leading and mentoring engineers
  • A desire to work directly with customers (winemaker customer visits)

Zero21 runs a three-month acceleration program for early-stage and seed-stage startups to become investment-ready. The program combines master classes, mentoring, and access to co-working spaces, along with introductions to a wide network of people and potential investors. Startups participate in a structured curriculum, benefit from hands-on guidance from mentors, and gain networking access to people who can help them grow and secure funding. This program differentiates itself by a focused, time-bound path aimed at attracting investors, with direct mentoring, actionable sessions, and a curated network designed to accelerate fundraising and business traction. The goal is to help startups land investment and accelerate growth through practical training, hands-on support, and strategic connections.

Company Size

1-10

Company Stage

N/A

Total Funding

N/A

Headquarters

Redwood City, California

Founded

2022

Simplify Jobs

Simplify's Take

What believers are saying

  • Zero21 Autos recognition opens sustainable mobility partnerships.
  • Zynga's 3-12 month programs model Zero21's effective track.
  • Israeli startups raised $1.15B in March 2026 amid war.

What critics are saying

  • Y Combinator dominates, starving Zero21 of top founders.
  • Techstars' $120K European investments divert seed applicants.
  • Israel Innovation Authority cuts eliminate Zero21 subsidies.

What makes Zero21 unique

  • Zero21 accelerates early-stage startups to investment-ready status in 3 months.
  • Ran Argaman's MVP webinars enhance Zero21's master classes.
  • Zero21 provides masterclasses, mentoring, and investor networks.

Help us improve and share your feedback! Did you find this helpful?

Benefits

Flexible Work Hours

Company Equity