Builder Fellowship

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If you have a desire to leave your mark on the world’s first planetary nervous system, apply to our 6-month program and let us supply you with the resources you need to make generational technology happen.

Balloon flying over mountains
Snapshot of the balloon constellation ON MARCH 31, 2026

Responsibilities

You will exit:

  1. With a huge portfolio of work that has quite literally touched the sky. 

You will ship things on day one, and your work will have an immediate and trackable impact.

  1. With a clear thesis of what work exists and what work you enjoy.

You will have rotated around the innards of our rapidly growing startup, solving different scopes of problems with different types of execution.

  1. With well-calibrated intuitions and strong decision-making skills.

You will act with high amounts of agency and rarely ask for permission.

You are a multidisciplinary builder who:

  1. Will do anything and everything to turn ideas into reality.
  2. Has a bias towards action and ships on Day 1.
  3. Is not precious about ideas, but has a lot of them.
  4. Is willing to talk to people, draw out designs, and push code.

Skills and Qualifications

Our 6-month program accelerates early builders from any domain, giving them the tangible experience 

There’s never been a better time to build things. AI raises the floor on craft, and people excited to make impact are increasingly limited only by their excitement and their taste.

You will be embedded at the heart of a dynamic, rapidly growing startup. Rotate around the company, solving real problems both internal and customer facing. Work directly with a huge variety of people at all levels of the organization.

You will exit

  1. Having rotated around the innards of a rapidly growing startup. You will not be a country bumpkin, you will understand how companies work and how work gets done.
  2. With real work experience and well-calibrated intuitions and taste 
  3. Having gotten experience with a wide variety of work. Different scopes of problems and also different types of execution. You will have a clear thesis of what work exists and what you enjoy.
  4. A huge portfolio of work. You will ship things on day one, and your work will have clear, immediate, and trackable impact. 

Who we’re looking for

You are driven by speed, impact, and pace of growth. You are excited to find out what work looks like in the future.

Benefits

  • Office food and beverages (minimum 2x catered lunches & dinners a week)
  • Potential to convert to full-time, with all associated benefits

Salary

Location

1600 Bridge Pwky, Redwood City, Ca 94065. In person required.

What our hardware looks like

Close up of GSB