Software Engineer, Security Agents
CanadaCohere: Cohere is the leading security-first enterprise AI company.
5+ YOECandidates need 5+ years of software engineering experience, including shipping user-facing security features, and strong production Python skills. They also need experience with AI agents or automation, a solid grasp of authentication, authorization and secure coding, and interest in AI and security.
Research, Python, ML
Member of Technical Staff, North Modelling (Evals)
Toronto, ONCohere: Cohere is the leading security-first enterprise AI company.
Candidates need experience improving LLM, agent or AI-product systems through evals, feedback loops, data curation or model selection. They must be rigorous about evaluation design, failure analysis and regression tracking, and comfortable working closely with product and customer teams.
Grading systems, Research, Editing, Product comprehension
Business Development Representative
Toronto, ONCohere: Cohere is the leading security-first enterprise AI company.
2+ YOECandidates need 2+ years in business development or sales, ideally in SaaS or tech, with a record of hitting lead targets. Strong communication skills, CRM experience, and some understanding of AI or NLP concepts are expected.
Salesforce, HubSpot, LinkedIn Sales Navigator
Technical Program Manager, AI Delivery for Public Sector & Defence, Canada
Ottawa, ON +2Cohere: Cohere is the leading security-first enterprise AI company.
6+ YOECandidates need 6+ years as a customer-facing technical or engineering program manager, with government or regulated-sector experience. Strong knowledge of enterprise deployment architectures, modern AI concepts, and Canadian government requirements is needed.
Azure, AWS GovCloud
Forward Deployed Engineer, Infrastructure Specialist (Public Sector)
Ottawa, ONCohere: Cohere is the leading security-first enterprise AI company.
Candidates need hands-on experience deploying enterprise software in private or hybrid clouds and running production Kubernetes clusters with Helm. Strong cloud, networking and virtualization skills, plus comfort working directly with customers, are expected. Active Top Secret clearance is strongly preferred, and familiarity with Canadian public sector security is an asset.
Kubernetes, Helm, Git, Azure, AWS, GCP
Senior Member of Technical Staff, Safety and Security for Agents
Toronto, ON +1Cohere: Cohere is the leading security-first enterprise AI company.
Candidates need strong statistical skills, extremely strong software engineering skills, and hands-on experience training LLMs on distributed infrastructure. Experience with human annotation, dataset quality analysis, Python and ML frameworks, plus top-tier publications, is expected.
Python, PyTorch, TensorFlow, JAX
Forward Deployed Engineer, Sovereign AI
Ottawa, ON +2Cohere: Cohere is the leading security-first enterprise AI company.
Candidates need to have shipped a lot of Python in production and built fast, high-performance RAG or agentic AI applications. They should enjoy working directly with customers, be strong across the full stack, and be able to thrive when priorities change quickly.
Python
Staff Software Engineer, Inference Infrastructure
Toronto, ON +1Cohere: Cohere is the leading security-first enterprise AI company.
5+ YOECandidates need 5+ years of engineering experience running large-scale production infrastructure, especially distributed systems on Kubernetes with GPU workloads. Strong Linux, cloud platform, troubleshooting and performance skills are required, and experience in Golang, C++ or a similar high-performance language is a plus.
Kubernetes, Linux, GPU, GCP, Azure, AWS
Senior Research Scientist, Model Evaluation
Toronto, ONCohere: Cohere is the leading security-first enterprise AI company.
Candidates need experience rapidly prototyping LLM capabilities and reviewing complex data and model outputs for quality. They must rigorously measure AI capabilities and have strong software engineering skills.
Research
Member of Technical Staff, Agent Code
Toronto, ONCohere: Cohere is the leading security-first enterprise AI company.
Cohere needs candidates with a PhD in computer science, machine learning or a related field, with top-venue publications, deep code LLM and agent expertise, and strong Python and PyTorch or TensorFlow skills. Experience with distributed systems and cloud infrastructure is also required.
PyTorch, TensorFlow, Python
Member of Technical Staff, Post-Training
Toronto, ON +1Cohere: Cohere is the leading security-first enterprise AI company.
Candidates need extremely strong software engineering skills, proficiency in Python and ML frameworks like JAX and PyTorch, and hands-on experience training large models with distributed infrastructure. Post-training experience with a focus on performance optimisation is essential.
Kubernetes, Slurm, Ray, JAX, PyTorch, XLA
Member of Technical Staff, Training Performance Engineer
Toronto, ON +1Cohere: Cohere is the leading security-first enterprise AI company.
Candidates need extremely strong software engineering skills, proficiency in Python and ML frameworks such as JAX, PyTorch and XLA/MLIR, and experience writing GPU kernels with CUDA or Triton. Experience with large-scale distributed training and transformer sequence models is also required.
CUDA, Triton, PyTorch, JAX, XLA, MLIR