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CPU Architect (GB)

Signaloid

Signaloid

IT
Cambridge, UK
Posted on Wednesday, August 16, 2023

Signaloid is the leading computing platform to quantify, transmit, and track data uncertainty dynamically and throughout computations in unmodified computing workloads. Our technologies are used in applications including materials modeling, autonomous systems, computational finance, machine learning, and quantum computing. Our team consists of contrarian engineers with combined research, engineering, and leadership experience from Apple, ARC, ARM, Bell Labs, CMU, University of Cambridge, EPFL, IBM Research, Max Planck, MIT, and NEC Labs. Find out more at https://signaloid.com and try out the Signaloid uncertainty-tracking computing platform by signing up for free at https://get.signaloid.io.


Role Description

In this role, you will lead the improvement of performance, reliability, and implementation quality of the CPU microarchitecture used across Signaloid's products. You will:

  • Be responsible for improving the instruction set architecture of Signaloid's processor platforms.
  • Be responsible for improving the tools for functional emulation of the microarchitecture of Signaloid's processor platforms.
  • Be responsible for coordinating with the RTL Implementation Lead and Compiler Tools Implementation Lead to achieve company-wide objectives and key results related to performance, reliability, and implementation quality of Signaloid's processors and computing platforms.
  • Coordinate with the Compiler Tools Lead to deliver support for new programming languages and runtime systems on top of Signaloid's processor platforms.

After a year in this role, based on your demonstrated performance, you will have the opportunity to:

  • Lead new architectural design work across Signaloid's compute architectures.
  • Lead the implementation of your own architectural ideas in collaboration with a larger team.
  • Contribute to the strategic direction of Signaloid's computing platforms.
  • Expand your role to encompass other areas in which you have demonstrated exceptional competence.
  • Thorough understanding of architectural and microarchitectural concepts of modern computing systems.
  • Good understanding of the required steps from source code compilation to binary execution in modern computing systems.
  • Three or more years experience writing low-level C/C++.
  • Experience developing C/C++ software for deployment in commercial products.
  • An ability to communicate complex engineering ideas succinctly and clearly.
  • Honesty, empathy, and a willingness to see the world from the viewpoint of others.

Additional Desirable Attributes, Skills, and Experience:

  • Familiarity with Python, Rust, and Go.
  • Familiarity with cross-compilation toolchains, LLVM, and RISC-V architecture.
  • Good understanding of digital arithmetic and number formats used in modern computing systems.
  • Applied mathematics background (with good working knowledge of probability theory, statistics, Bayesian methods).
  • Background in the role of uncertainty in measurements and in engineered systems.


Our Recruiting Procedure

  • All positions require you to write a one-page cover letter (you can also substitute the cover letter for a snippet of code that will run on the signaloid.io platform; be creative!). We use the cover letter / code snippet to screen for communication skills, as clear communication is essential in a remote working environment.
  • Applicants who pass the cover letter screening receive an initial 15-minute Zoom screening call with a member of our People Development Team to discuss your CV.
  • Applicants who pass the screening interview, regardless of the position they are interviewing for, will be given a real-world project to solve over the course of one week (or two weeks if you are currently employed in a full-time job). In exchange for your time, we give you two books relevant to the rest of the interview process.
  • Applicants who successfully complete the project are invited for an interview with people from our core teams which will use the project you completed as a discussion point.
  • In the final stage, applicants are invited for an on-site interview with members of the team in Cambridge, or a "virtual onsite" interview where a team from Signaloid will be at your disposal to implement a solution to a representative challenge you could face in the role.

A flexible remote-first work environment

  • Be part of an international team with the flexibility to choose where you live, as long as you are available to be online during the hours 09:00 to 17:00 UK.
  • Regularly join the rest of the team for in-person sessions somewhere in Europe (travel and lodging expenses covered by Signaloid).

Competitive compensation

  • Yearly bonus based on company's Objectives and Key Results (OKR) performance and bi-yearly bonus based on your project team's OKR performance.
  • Simple transparent compensation across the company.
  • All full-time employees receive attractive stock options package.

A driven but respectful environment

  • We never speak ill of others even if we differ in our viewpoints; we show up every day with a sense of urgency; we treat each other with respect as though each day were our last.
  • No isolated "projects": No person in the team works in isolation and a successful outcome for the thread of work you lead will inherently depend on getting help from (and helping) other members of the team.