Senior Machine Learning Engineer

Join to apply for the Senior Machine Learning Engineer role at Lightspeed Commerce. About the Role We’re looking for a Senior Machine Learning Engineer to join Lightspeed’s Data Science Enablement team. The focus of the team is to build the tools, frameworks, and best practices that support building production ML/AI solutions at Lightspeed. The role is central to our mission of enabling entrepreneurs worldwide through lending products powered by ML models. As a global company with employees and clients outside Quebec, fluency in English as a working language is required for this position. What You’ll Be Doing Design and implement scalable ML infrastructure, including data and model pipelines. Build and evolve the MLOps platform, enabling automation of the full ML lifecycle. Integrate leading ML frameworks and tools into Lightspeed’s ecosystem. Manage and optimize cloud-based ML workloads, ensuring performance and cost efficiency. Partner with data scientists to streamline experimentation and deployment workflows. Monitor, maintain, and optimize model performance in production. Mentor teammates and promote best practices in ML engineering. What We’re Looking For 5+ years of experience in ML engineering, data engineering, or related fields. Strong hands‑on experience with ML frameworks such as TensorFlow, PyTorch, or Scikit‑Learn. Proficiency in Python (Java is a plus). Experience deploying and monitoring ML models in the cloud. Solid knowledge of Kubernetes and CI/CD workflows for ML. Strong understanding of data pipelines and ETL processes. Excellent collaboration and communication skills, with a platform‑first mindset. Nice to have Experience with MLOps practices and tools, specifically Google Cloud Platform (GCP) and Vertex AI. Knowledge of AI/ML model lifecycle management and monitoring. Familiarity with infrastructure‑as‑code tools (e.g., Terraform, Ansible). Why you’ll love this role Real‑world impact: your work directly enables entrepreneurs around the globe to access the capital they need. High autonomy: you’ll have the freedom to propose and deliver impactful solutions. Modern tech stack: cloud‑first, Kubernetes, Vertex AI, end‑to‑end ML automation. Global scale: Lightspeed products support users worldwide. What’s In It For You Join a growing team and help us move to the next level. Amazing benefits & perks, including equity for all Lightspeeders. Constant development of both your skill‑set and business acumen with limitless growth opportunities. Lots of autonomy, flexible work culture. Innovation time to explore and learn at work. Shaping the company by joining cultural & technical committees. Tons of growth opportunities into technical or people management roles. Opportunity to join a fast‑paced, high‑growth company. Opportunity to learn, expand your skill set, forge wonderful relationships and make your mark within the diverse and inclusive Lightspeed family. Lightspeed equity scheme (we are all owners). Flexible paid time off and remote work policies. Health insurance. Contributions to your pension plan – RRSP. Health and wellness benefit of $500 per year. Paid leave and assistance for new parents. Mental health online platform and counseling & coaching services. Training opportunities to grow your skills and career. Volunteer day. Fully stacked kitchen (hot and cold beverages, meals served). Happy hours to build relationships with colleagues after work. Equal Opportunity Lightspeed is a proud equal opportunity employer and we are committed to creating an inclusive and barrier‑free workplace. Lightspeed welcomes and encourages applications from people with disabilities. Accommodations are available on request for candidates taking part in all aspects of the selection process. #J-18808-Ljbffr