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Senior Software Engineer, AI (C#, Cloud)

Canada, Toronto, Ontario💼 Full-time💰 $140,000–$140,000🗓 2026-06-01 → 2026-07-30

Core

Optimize LLMs and ML models for high-performance inference, deploy and scale workloads on cloud GPUs, and integrate models into production APIs for enterprise workflows.

Role type

Senior IC Software Engineer (AI/ML Inference & Cloud)

Builds

Production-grade AI inference pipelines, containerized workloads, and optimized APIs for Thomson Reuters products.

Domain

Enterprise Legal/Tax/Accounting + Cloud AI Infrastructure

Deliverable

production ML models

Required skills

LLM/ML inference optimization, C#, Python, GPU programming (CUDA), Kubernetes, AWS/GCP/Azure, deep learning frameworks (PyTorch/TensorFlow), inference runtimes (TensorRT/ONNX Runtime), distributed systems, microservices, CI/CD, vector search, AI network architectures (CNNs/Transformers/Diffusion), SW/HW co-design

Preferred skills

Model compression, hardware-aware optimizations, GPU fleet management, regulated environment experience

Technologies

C#, Python, CUDA, Kubernetes, AWS, Azure, GCP, OCI, TensorRT, ONNX Runtime, PyTorch, TensorFlow, OpenSearch

Responsibilities

Optimize LLMs using quantization, pruning, and distillation; Deploy and scale inference on GPUs across cloud providers; Implement routing/failover for AI traffic; Integrate models into production APIs; Profile and optimize compute utilization; Build containerized inference pipelines; Ensure compliance with AI governance standards; Collaborate on capacity forecasting and model onboarding.

Seniority

Senior, hands-on IC

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