MetalBear is the creator of mirrord, an open-source Kubernetes development solution that proxies local code into remote production-like cloud environments with a single IDE toggle. By intercepting I/O at a low level, mirrord enables developers to test microservice changes against live databases, APIs, queues, and third-party services without deploying anything. The enterprise edition adds traffic routing and queue splitting so multiple engineers can safely share one staging cluster, eliminating costly per-developer environments. The product is already used by thousands of developers at companies such as NVIDIA, AWS, and Apple, with early adopters reporting 80 % faster test iterations and 30 % fewer production bugs. MetalBear employs 25 people across 14 countries and offers mirrord under an open-source model with a paid enterprise tier. As AI speeds up code generation, the company positions mirrord as the critical layer that removes the new testing and integration bottleneck in cloud-native development.

Total raised

$13M

Funding rounds

1

Latest round

Seed

Latest activity

Sep 2025