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Added 26 days ago
Senior Software Engineer, Full-Stack Applications - AI Innovation Teams
Fitch Group
Toronto, ON
Fitch Ratings is seeking a Senior Software Engineer to join our new AI Innovation teams in Toronto - where we're building the AI-powered platforms and applications that will transform…
Added 26 days ago
Physical Design Methodology Engineer, AI HW IP
Tenstorrent
Toronto, ON
A physical design or CAD methodology engineer who has built flows that production teams depend on daily.
Added 2 months ago
Sr. Data Platform Engineer
tripstack
Toronto, Ontario
Full-time
Design StatefulSet, PVC, pod-disruption-budget, and rolling-upgrade patterns that are safe for production data systems.
Added 2 months ago
Software Engineer - GPU Kernels
Baseten
Montreal, Quebec
$180,000 to $360,000 USD / year
Full-time
We’re seeking a GPU Kernel Engineer to join our team at the cutting edge of AI acceleration, where your code directly impacts the performance of state-of-the-art machine learning models. As…
Added 2 months ago
Software Engineer - Billing and Internal Tooling
Baseten
Montreal, Quebec
$165,000 to $330,000 USD / year
Full-time
Design systems that scale with new products, packaging, and go-to-market motions, making billing a strategic lever for growth.
Added 2 months ago
Frontend Engineer
Baseten
Montreal, Quebec
$190,000 to $300,000 USD / year
Full-time
We’re looking for a Senior Frontend Engineer to craft performant and delightful user experiences across Baseten’s core platform. You’ll own critical parts of our web application stack and…
Added 2 months ago
Software Engineer - Model Performance
Baseten
Montreal, Quebec
$180,000 to $360,000 USD / year
Full-time
Are you passionate about advancing the application of artificial intelligence? We are looking for a Software Engineer focused on ML performance to join our dynamic team. This role is ideal…
Added 2 months ago
Software Engineer - Model Products
Baseten
Montreal, Quebec
$180,000 to $360,000 USD / year
Full-time
…the latest open‑source models. This work spans distributed systems, model serving, and developer experience. You’ll join a small, high‑impact team operating at the intersection of product,…
Added 2 months ago
Software Engineer - GPU Networking & Distributed Systems
Baseten
Montreal, Quebec
$165,000 to $330,000 USD / year
Full-time
Build Observability: You will design the tools that let us visualize packet flow, congestion, and effective bandwidth across the GPU interconnects, helping us diagnose complex distributed…
Added 2 months ago
Software Engineer - Enterprise Platform
Baseten
Montreal, Quebec
$165,000 to $330,000 USD / year
Full-time
As a Senior Enterprise Platform Engineer at Baseten, you'll architect and lead development of infrastructure and platform features for our enterprise customers and cloud partners. This…
Added 2 months ago
Security Engineer
Baseten
Montreal, Quebec
$150,000 to $250,000 USD / year
Full-time
Security architecture and design: Collaborate with engineering teams to design and implement secure systems and infrastructure, including cloud (AWS/GCP) environments and container…
Added 2 months ago
Applied AI, Technical Lead, Forward Deployed AI Engineer
Mistral
Montreal, Quebec
Full-time
Design and oversee the implementation of complex AI systems, including fine-tuning, RAG, agentic workflows, and custom LLM applications, ensuring alignment with Mistral’s product roadmap…
Added 2 months ago
Senior Machine Learning Engineer in Medical Imaging
Oncoustics
Toronto, Ontario
Full-time
Director/ Senior Machine Learning Engineer in Medical Imaging
Added 1 month ago
Lead AI Engineer
Tiger Analytics Inc.
Remote, Canada
Remote
Tiger Analytics is seeking a highly experienced Lead AI Engineer to lead the end-to-end AI Engineering workstream for the Luma platform. This is a hands-on technical leadership role…
Added 1 month ago
Project Manager, Digital Operations - Diabetes Care (Mississauga)
Abbott
Mississauga, ON
$130,000 to $170,000 CAD / year
Full-time
Design, implement, and operationalize FinOps engineering practices across AWS/GCP environments, aligning cost models with actual workload architectures and scaling patterns.
Added 2 months ago
Senior Machine Learning Engineer
EvenUp
Toronto, Ontario
$196,000 to $265,000 USD / year
Full-time
We're looking for a Senior Machine Learning Engineer to help build the models and systems powering Piai™, our proprietary claims-intelligence platform. You'll work across the ML stack -…
Added 2 months ago
Software Engineer II, AI
Klue
Toronto, Ontario
$115,000 to $149,000 CAD / year
Full-time
We're looking for a Software Engineer, AI to join our team in Toronto, focusing on building and optimizing state-of-the-art LLM-powered agents that can reason, plan and automate workflows…
Added 2 months ago
Senior Data Engineer
iQmetrix
Regina, Saskatchewan
Full-time
The Senior Data Engineer will design, build, and improve the data platform capabilities that power analytics, embedded reporting, operational data products, and AI-ready datasets.
Added 2 months ago
SOC CAD EDA Engineer
AMD
Markham, Ontario
$155,200 to $232,800 USD / year
Full-time
You have a passion for modern, complex processor architecture, digital design, and the automation that makes it scale. You are energized by the intersection of AI and CAD - whether that…
Added 2 months ago
Senior Data Engineer
iQmetrix
Winnipeg, Manitoba
Full-time
The Senior Data Engineer will design, build, and improve the data platform capabilities that power analytics, embedded reporting, operational data products, and AI-ready datasets.
Added 2 months ago
Senior Data Engineer
iQmetrix
Vancouver, British Columbia
Full-time
The Senior Data Engineer will design, build, and improve the data platform capabilities that power analytics, embedded reporting, operational data products, and AI-ready datasets.
Added 2 months ago
Senior Data Engineer
iQmetrix
Toronto, Ontario
Full-time
The Senior Data Engineer will design, build, and improve the data platform capabilities that power analytics, embedded reporting, operational data products, and AI-ready datasets.
Added 2 months ago
Lead Mechanical Engineer
Texavie
Vancouver, British Columbia
Full-time
…breakthroughs in mechanical engineering of robotic and humanoid systems to join our team in a leading position. The successful candidate will be reporting to our management and product…
Added 1 month ago
Principal Software Engineer
DAT
Mississauga, ON
Loadlink Technologies is looking for a Principal Software Engineer to join our engineering team. With over 7,500 customers across Canada and ambitious expansion plans, we move over 50,000…
Added 2 months ago
Staff AI Platform & Agent Runtime Engineer
EQ Bank
Toronto, Ontario
Full-time
Strong background in distributed systems, container orchestration (Kubernetes), and API/SDK design.

Baseten

Software Engineer - Model Performance

Montreal, QC, Canada

Pay: $180,000 to $360,000 USD / year
Job type: Full-time
Posting language: English
Posted: Jul 10, 2026

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Original job description

About Baseten

Baseten powers mission-critical inference for the world's most dynamic AI companies, like Cursor, Notion, OpenEvidence, Abridge, Clay, Gamma and Writer. By uniting applied AI research, flexible infrastructure, and seamless developer tooling, we enable companies operating at the frontier of AI to bring cutting-edge models into production. We're growing quickly and recently raised our $1.5B Series F, led by Altimeter Capital, Conviction Partners, and Spark Capital. Join us and help build the platform engineers turn to to ship AI products.

THE ROLE

Are you passionate about advancing the application of artificial intelligence? We are looking for a Software Engineer focused on ML performance to join our dynamic team. This role is ideal for someone who thrives in a fast-paced startup environment and is eager to make significant contributions to the exciting field of LLM Inference. If you are a backend engineer who thrives on making things faster and is excited about open-source ML models, we look forward to your application.

EXAMPLE INITIATIVES

You'll get to work on these types of projects as part of our Model Performance team:

Baseten Embeddings Inference: The fastest embeddings solution available
The Baseten Inference Stack
Driving model performance optimization

Responsibilities

Implement, refine, and productionize cutting-edge techniques (quantization, speculative decoding, kv cache reuse, chunked prefill and LoRA) for ML model inference and infrastructure.
Deep dive into underlying codebases of TensorRT, PyTorch, TensorRT-LLM, vllm, sglang, CUDA, and other libraries to debug ML performance issues.
Apply and scale optimization techniques across a wide range of ML models, particularly large language models.
Collaborate with a diverse team to design and implement innovative solutions.
Own projects from idea to production.

Requirements

Bachelor's, Master's, or Ph.D. degree in Computer Science, Engineering, Mathematics, or related field.
Experience with one or more general-purpose programming languages, such as Python or C++.
Familiarity with LLM optimization techniques (e.g., quantization, speculative decoding, continuous batching).
Strong familiarity with ML libraries, especially PyTorch, TensorRT, or TensorRT-LLM.
Demonstrated interest and experience in LLM’s.
Deep understanding of GPU architecture.
Bonus:

Proficiency in enhancing the performance of software systems, particularly in the context of large language models (LLMs).
Experience with CUDA or similar technologies.
Deep understanding of software engineering principles and a proven track record of developing and deploying AI/ML inference solutions.
Experience with Docker and Kubernetes.

Benefits

Competitive compensation, including meaningful equity.
100% coverage of medical, dental, and vision insurance for employee and dependents
Flexible PTO policy including company wide Winter Break (our offices are closed from Christmas Eve to New Year's Day!)
Paid parental leave
Fertility and family-building stipend through Carrot
Company-facilitated 401(k)
Exposure to a variety of ML startups, offering unparalleled learning and networking opportunities.

Apply now to embark on a rewarding journey in shaping the future of AI! If you are a motivated individual with a passion for machine learning and a desire to be part of a collaborative and forward-thinking team, we would love to hear from you.

At Baseten, we are committed to fostering a diverse and inclusive workplace. We provide equal employment opportunities to all employees and applicants without regard to race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, genetic information, disability, or veteran status.

We are an Equal Opportunity Employer and will consider qualified applicants with criminal histories in a manner consistent with applicable law (by example, the requirements of the San Francisco Fair Chance Ordinance, where applicable).

Compensation Range: $180K - $360K

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More about this job

Responsibilities

Implement and productionize advanced techniques for ML model inference and infrastructure. Collaborate with a diverse team to optimize model performance and own projects from idea to production.

Requirements

Candidates should have a degree in a relevant field and experience with programming languages like Python or C++. Familiarity with LLM optimization techniques and strong knowledge of ML libraries is essential.

Skills

Machine Learning
Backend Engineering
Optimization Techniques
Quantization
Speculative Decoding
Continuous Batching
ML Libraries
PyTorch
TensorRT
CUDA
Software Engineering Principles
Docker
Kubernetes
GPU Architecture
Large Language Models
AI Inference Solutions

Benefits

Health Insurance
Stock Options
401k
Flexible PTO
Paid Parental Leave
Fertility and Family-Building Stipend

Visa sponsorship

Not detected in the job text

Keywords

Software Engineer
Model Performance
AI
Machine Learning
Inference
Optimization
Quantization
Speculative Decoding
TensorRT
PyTorch
CUDA
Docker
Kubernetes
Large Language Models
ML Libraries
Backend Engineering
AI Products
Inference Solutions
GPU Architecture
Production
Open-Source
Embedding Solutions
Performance Optimization
Collaboration
Startup Environment
Fast-Paced
Diversity
Equity
Inclusion
Networking Opportunities

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