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Experienced Software Engineer

Job in Toronto, Ontario, C6A, Canada
Listing for: Preference Model
Full Time position
Listed on 2026-06-17
Job specializations:
  • Software Development
    Python, Software Engineer, AI Engineer (Applied/Software), Software Architect
Job Description & How to Apply Below
Position: Experienced Software Engineer at Preference Model
Drive innovation in ML environments with Preference Model as a Software Engineer. Focus on building realistic scenarios that test AI models against real-world software engineering challenges.

As a Member of Technical Staff, you’ll blend research and engineering to create complex RL tasks.

Your role demands deep software engineering experience and proficiency in Python. You'll own the development of environments with multi-step workflows and design refinements, contributing to the future of AI model training.

Key Responsibilities:

• Design and build RL tasks from ideation to iteration

• Own complex environments with technical challenges

• Evaluate coding agents' outputs critically

• Recognize and address failure modes in models

• Mentor newer engineers as the team grows

Requirements:

• Deep experience in software engineering with at least one specialty

• Proficiency in Python programming

• Extensive hands-on experience with coding agents

• Strong intuition for model behavior and design

Proven track record of independent ownership

Shape the future of AI by innovating in software engineering at Preference Model.
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