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Celestial AI

Optical compute technology company developing photonic fabric for AI infrastructure.

AI InfrastructureSeries C1$588.9M raised

Open Positions

18 jobs available

DEPARTMENT

All (18)Design (1)Engineering (17)

LOCATION

All (18)Hyderabad, India or Singapore (1)Santa Clara, CA (13)Santa Clara, CA, Toronto, ON, Canada or Hillsboro, OR (1)Santa Clara, CA, Toronto, ON, Canada, Hillsboro, OR (1)Santa Clara, CA; Orange County, CA (1)Singapore (1)
RoleDepartmentLocationCompensationAction

2.5D/3D Process Development Engineer

Engineering
Santa Clara, CA
Not disclosed

AMS Design Engineer

Engineering
Santa Clara, CA, Toronto, ON, Canada or Hillsboro, OR
Not disclosed

Package Design Engineer

Engineering
Santa Clara, CA
Not disclosed

Package Reliability Engineer

Engineering
Santa Clara, CA
Not disclosed

Physical Design Engineer

Engineering
Santa Clara, CA
Not disclosed

PIC Design Engineer

Engineering
Santa Clara, CA
Not disclosed

Senior CAD Engineer

Engineering
Santa Clara, CA, Toronto, ON, Canada, Hillsboro, OR
Not disclosed

Senior Firmware Engineer

Engineering
Santa Clara, CA
Not disclosed

Frequently Asked Questions about Celestial AI

What does Celestial AI do?

Optical compute technology company developing photonic fabric for AI infrastructure.

How many employees does Celestial AI have?

Celestial AI has 107 employees as of 2026.

How much funding has Celestial AI raised?

Celestial AI has raised $588.9M in total funding. Their most recent round was a Series C1.

What technologies does Celestial AI use?

Celestial AI works with technologies including AI, Cloud Computing, Developer Tools, Infrastructure, Machine Learning.

More About Celestial AI

Company Info

San Francisco, CA

Founded 2020

107 employees

$588.9M total raised

Technologies

AICloud ComputingDeveloper ToolsInfrastructureMachine LearningAutomationSaaSEnterprise