1. Home
  2. Companies
  3. Callosum
Callosum logoCA

Callosum

About

Callosum builds infrastructure at the intersection of frontier AI and advanced compute hardware. The company's work focuses on enabling heterogeneous chip architectures - including photonic processors, neuromorphic chips, in-memory inference, optical interconnects, analog accelerators, quantum processors, and thermodynamic compute - to co-evolve with artificial intelligence systems. This approach aims to deliver orders-of-magnitude performance improvements by integrating diverse compute paradigms rather than relying on a single architecture.

The company's core product is Intelligent Systems Infrastructure, designed to bring together these varied chip types and architectures into a cohesive environment where hardware and software intelligence develop in tandem. Callosum published its first research results in February 2026, marking an early public milestone for its technical work.

Callosum's team comprises scientists, engineers, and technologists working on systems engineering challenges across frontier AI and compute infrastructure. The company's technical domains span heterogeneous chip integration, the co-evolution of chips and intelligence, and the broader systems-level engineering required to make such diverse architectures function as unified platforms.

Job at Callosum

Explore 1 job at Callosum and find your next opportunity.

Callosum logoCA

Applied AI - Member of Technical Staff

Callosum

London, England, United Kingdom (On-site)

£101–192K Yearly2 wk. ago

Similar companies

Graphcore logoGR

Graphcore

Graphcore designs AI processors and builds the full AI compute stack from silicon to datacenter infrastructure, anchored by its Intelligence Processing Unit (IPU).

6 jobs
Fractile logoFR

Fractile

Fractile is developing a new hardware-software co-designed computing architecture for AI inference that integrates memory and compute to achieve significant speed and cost improvements over conventional processors.

1 job
KandouAI logoKA

KandouAI

KandouAI develops chiplet-based AI fabric solutions using novel signaling technologies to solve data movement bottlenecks in AI hardware and data center connectivity.

1 job
NL

Noïa Labs

Noïa Labs is an early-stage Paris-based neurotechnology company building non-invasive brain-computer interfaces for natural human-AI interaction.

1 job
Ubitium GmbH logoUG

Ubitium GmbH

Ubitium GmbH is a fabless semiconductor company developing a universal RISC-V microprocessor designed to replace multiple specialized processors with a single unified compute architecture.

1 job
Very LLC logoVL

Very LLC

Very LLC is a distributed technology firm that builds scalable IoT and AI solutions for enterprises, with over 14 years of experience.