Backend Engineer — Model Inference

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Toronto

Hybrid

CAD 110,000 - 190,000

Full time

14 days+
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Benefits offered by this job

Premium health and dental
Remote-first culture
Home office budget
Annual learning stipend
Flexible PTO

Job summary

Cohere is hiring a Backend Engineer to optimize model inference systems and build low-latency serving infrastructure that powers the enterprise API.

You will develop backend services in Go, Rust or C++, focusing on high-throughput performance, model serving, and inference optimization using gRPC/REST and microservices. This is a remote-friendly role within a well-funded AI startup.

The position offers premium health and dental, a home office budget, an annual learning stipend and flexible PTO.

Qualifications

  • 5+ years of backend engineering experience.
  • Proficiency in Go, Rust or C++.
  • Experience with high-throughput, low-latency systems.
  • Knowledge of model serving and inference optimization.
  • Experience with gRPC, REST APIs, and microservices.

Responsibilities

  • Build low-latency serving infrastructure for enterprise API.
  • Develop backend services powering model inference and optimization.
  • Improve throughput and latency of serving pipelines.
  • Collaborate on system design and API interfaces.

Skills

Backend engineering
Go
Rust
C++
High-throughput systems
Model serving
gRPC
REST APIs
Microservices

Job description

Cohere is hiring a Backend Engineer to optimize model inference systems. You will build low-latency serving infrastructure, implement batching strategies, and develop the backend services that power Cohere's enterprise API.

Requirements
  • 5+ years of backend engineering experience
  • Strong proficiency in Go, Rust, or C++
  • Experience with high-throughput, low-latency systems
  • Knowledge of model serving and inference optimization
  • Experience with gRPC, REST APIs, and microservices
Nice to Have
  • Experience with vLLM, TensorRT-LLM, or similar
  • Familiarity with GPU memory management
  • Experience with continuous batching techniques
Equity in a well-funded AI startup

Premium health and dental

Remote-first culture

Home office budget

Annual learning stipend

Flexible PTO

Skills

Go Rust Model Serving Backend Engineering gRPC Inference Optimization

This listing was posted on 2026-02-17 and is almost certainly closed. It is kept for reference — check the employer’s own careers page for current openings.

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